OPW Civil Plans RFI Response · OPW25/0057

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       105




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              107
                                                                                                                                                                                                                   125                                                         123




                                                                                                                                                                                                                                                                                                                                                        12
                                                                                                                                                                                                124




                                                                                                                 12




                                                                                                                                                                                                                                                                                                                                                        1
                                                                                                                                                                             124




                                                                                                                   5




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            112
                                                                                                                                                                                                                                                                                                                                                                                  120
                                                                                                                                                                                                                                                                                                                                      12




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                113
                                                                                                                                                                                                                                                                                                                                                                                                                                                                    116
                                                                                          12                                                                                                                                                                                                                                      1                                                                                                                     117                                                                 PROPOSED 900x900 TYPE 1 GRATED FIELD




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 104
                                                                                             5
                                                                                                                                                                                                                                                                                 LOT 100                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          IT IS THE RESPONSIBILITY OF THE




                                                                                                                                                                                                                                                                                                                                                                                                  11
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            INLET WITH GROUTED ROCK SCOUR




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          110
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                114
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      115
                                                                                                                                                                                                                                                                                                                                                            12




                                                                                                                                                                                                                                                                                                                                                                                                     9
                                                                                                                                                                                                              12                                      122                                                                                                      0                                                                                                                                                                                                                                                                                                                                                                                                                              CONTRACTOR TO CONTACT THE RELEVANT
                                                                                                                                                                                                                  3                                                                                                                                                                                                                                                                                                         PROTECTION SURROUND




                                                                                                                                                                                                                                                                                                                                                                                                                          11
                                                                                                      1                                                                                                                                                                                                                                        2                                                                                     3                                                                                                                                                                                                            4                                                                                                                                          AUTHORITIES TO CONFIRM THE LOCATION OF




                                                                                                                                                                                                                                                                                                                                                                                                                            8
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            d50 = 0.3m, 420mm THICK (UNIFORM ROCK)




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          113
                      125




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       108 CH 200 107
                                                                                                                                                                                                                                                                                                                                                                                                                                                                  116
                                                                                                         -                                                                                                                                                                                                                        120             -                                                                                     -                                                                                                                                                                                                                 -                                                                                                                                     ALL EXISTING SERVICES PRIOR TO THE




                                                                                                                                                                                                                                                                                                                                                                                                                                    117




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 109
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     112
                                                                                                                                                                                                                                                                   121




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 11CH




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   CH10215.244
                                                                                        124                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       COMMENCEMENT OF EXCAVATION




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              106
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      CH 160
                                                                                                                                                                                                                                                                                                                                                                                                                                                   CH 140




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   1 180
                                                                                                                                                                                                                                                                                                                                                                              CH 120
                                                                                                                                                                                                                                                                                                         CH 100
                                                                                                                                                                                                                                                                                                                                                         11




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       114
                                                                                                                                                                     123                              12                                    121




                                                                                                                                                                                                                                                                 CH 80
                                                                                                                                                                                                                                                                                                                                                                                               11




                                                                                                                                                                                                                          CH 60
                                                                                                                                                                                  CH 40
                                                                                                                  CH 20
                                                                                                                                                                                                                                                                                                    120                                                    9




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       5
                                                                                                                                                                                                        2                                                                                                                                                                                     8




                                                      CH 0




                                                                                                                                                                                                                                                                                                                                                                                                                              11




                                                                                                                                                                                                                                                                                                                                                                                                                                                                        115
                                                                                                                                                                                                                                                                                                                                                                                                                              7
                                                                                                                                                                                                                                                                               120                                                                                                                                                                                                                                                                                                                                            106
                                                                                                                                                                                                                                                                                                                                                                                                  117                             116                                                                                                               111                                         108                                                                    10
                                          124                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             10




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                114
                                                                                                                                                                                                                                                     120                                                                                                                                                                                                                                                                                                                                                                                                                  4
                                                                                                                                                                                                                                                                                              119                                                                                                                                                                                                                                                                                                                                                           5
                                                                                                    123                                                                                               RP BDY121
                                                                                                                                                                       122



                                                                     RP BDY
                                                                                                                                                                                                                                                                                                                        118
                                                                                                                                                                                                                                                                                     TURF SWALE                                                                                                                                                                                                                                                                                            ROCK LINED




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    109
                         123  RESERVE                                                                                                                                                                              120                      LOT 2                                                                             117                                                                                                                                 RESERVE                                                                                    LOT 1                         SWALE




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           110
                                                                                                                                                                                                                                              11                                                                                                         116                                        11




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           104
                                                                                                                                                                                                                                                                                                                                                                                                   5




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        112
                                                                                                                                                                                                                                             9                                                                                                                                                                                                                     113
                                                                          122                                                                          121                                                                                                                                                                                                                                                                 11
            122                                                                                                                                                                                                                                        118                                                                                                                                                                4




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             106
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          111
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  E
                                                                                                                                                                                                                                                      SWALE DETAIL
                                            IP CH.0.027 RL.123.765




                                                                                                                                                                                                                                         SCALE 1:100 (A1) - 1:200 (A3)                                                                                                                                                                                                                                                                                                                                                                                                                                       SWALE DETAILS - LOCATION 1 TYPICAL SWALE SECTION CH0-CH16
                                                                                                                   IP CH.20.946 RL.122.824




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              FENCE / RP BDY
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                Q100FLOW                 43l/s
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             LOT 100                                                           LOT 2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             Longitudinal Grade         4.50%                  1m                   1m                              1m
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   Lining                Turf
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                Mannings 'n'              .04




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          0.05m
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             1:4
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                Flow Depth              0.05m                                                                      1:4




                                                                                                                                                                                                                                                                                                                                                                   IP CH.119.962 RL.117.378
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  Velocity             0.67m/s




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   0.25m
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    d*v                0.04m²/s
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               TURF LINED CHANNEL
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              Swale Capacity           0.79m³/s




                                                                                                                                                                                                                                                                                                                                                                                                                                                                           IP CH.152.383 RL.113.812
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             SWALE DETAILS - LOCATION 2 TYPICAL SWALE SECTION CH16-CH110




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              FENCE / RP BDY
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                Q100FLOW                299l/s
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             LOT 100                                                           LOT 2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             Longitudinal Grade         5.50%                  1m                   1m                              1m
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   Lining                Turf
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        PROPOSED




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          0.15m
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        750x225 RCBC                                                                                                                                                                            Mannings 'n'              .04
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                Flow Depth                                   1:4                                                         1:4
                                                                                                                                                                                                                                                                                                                                  DESIGN SURFACE                                                                                                                                                                                                                                                                                                                                                                                        0.15m
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  Velocity             1.30m/s




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   0.25m
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    d*v                0.19m²/s        1:4 BATTER TO




                                                                                                                                                                                                                                                                                                                                                                                                                                        WATER SERVICE
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              Swale Capacity           0.88m³/s        EXISTING SURFACE                 TURF LINED CHANNEL




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               IP CH.209.087 RL.105.307
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      SEWER SERVICE




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                IP CH.213.415 RL.103.864
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                IP CH.214.293 RL.103.864
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             SWALE DETAILS - LOCATION 3 TYPICAL SWALE SECTION CH110-CH142




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              FENCE / RP BDY
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                Q100FLOW                375l/s
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             LOT 100                                                           LOT 2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             Longitudinal Grade         11.0%                  1m                   1m                              1m
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   Lining                Turf




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             0.14m
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                Mannings 'n'              .04
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                Flow Depth                                   1:4                                                      1:4
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        0.14m
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  Velocity             1.78m/s




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   0.25m
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    d*v                0.24m²/s        1:4 BATTER TO
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              Swale Capacity           1.24m³/s        EXISTING SURFACE                 TURF LINED CHANNEL
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   STORMWATER FIELD INLET 1/H

                                                                                                                                                                                                                                        TURF LINED                                                                                                                                                                                                                                                                                                   ROCK LINED
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             SWALE DETAILS - LOCATION 4 TYPICAL SWALE SECTION CH142-CH209




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              FENCE / RP BDY
      Horiz Curve Data                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          Q100FLOW                589l/s
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             LOT 100                                                           LOT 1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     0%
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             Longitudinal Grade         15.0%                  1m                   1m                              1m
      Vertical Geometry Grade                                                     -4.5%                                                                                                                                                     -5.5%                                                                                                                                                                                 -11%                                                                                                                                -15%                                                   -33.333%33.333%                                                                       Lining                Rock
                                                                              20.919m                                                                                                                                                      99.016m                                                                                                                                                                              32.421m                                                                                                                          56.704m                                                      4.328m 0.972m




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           0.2m
      Vertical Grade Length
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   0.878m                                                                       Mannings 'n'              .06
                                                                                                                V.C. 10m                                                                                                                                                                                                                                       V.C. 20m                                                                                                   V.C. 20m                                                                                                                                                                                                                              Flow Depth              0.20m                1:4
      Vertical Curve Length                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        1:4
      Vertical Curve Radius                                                                                    R 1000.079m                                                                                                                                                                                                                                   R 363.635m                                                                                                  R 500.004m                                                                                                                                                                                                                               Velocity             1.69m/s




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           0.25m
           Datum R.L.94.0                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           d*v                0.33m²/s        1:4 BATTER TO
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         ROCK LINED CHANNEL d50 = 0.2
                                   Cut                                            14                                                                             2                                     0                                         0                                       18                                                  47                                                                34                                                         15                                                                    35                                         43                                 53                                                                              Swale Capacity           0.96m³/s        EXISTING SURFACE
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         300mm THICK (UNIFORM ROCK)
           Volumes
                                   Fill                                            0                                                                             12                                   36                                     39                                          5                                                       0                                                                 0                                                      0                                                                     0                                           0                                    0
                                               123.982 123.767




                                                                                             123.371 123.049

                                                                                                                 123.091 122.858
                                                                                                                 123.014 122.812
                                                                                                                                             122.601 122.549




                                                                                                                                                                              121.497 121.776




                                                                                                                                                                                                                      120.143 120.676




                                                                                                                                                                                                                                                             119.416 119.576




                                                                                                                                                                                                                                                                                                     119.049 118.476




                                                                                                                                                                                                                                                                                                                                      118.539 117.928




                                                                                                                                                                                                                                                                                                                                                                       117.660 117.241
                                                                                                                                                                                                                                                                                                                                                                       117.657 117.238


                                                                                                                                                                                                                                                                                                                                                                                                        116.761 116.278




                                                                                                                                                                                                                                                                                                                                                                                                                                                115.686 115.174
                                                                                                                                                                                                                                                                                                                                                                                                                                                115.375 114.912




                                                                                                                                                                                                                                                                                                                                                                                                                                                                               114.272 113.712


                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        113.082 112.664
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        112.746 112.312




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 110.267 109.670




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        107.275