5179Flood Report_REV_3

                                                                                                                                                                        Callaghan & Toth




                                  LOW-FLOW OUTLET PIPE, APPROX 375 DIA                                                                                            TH
                                    EMERGENCY / HIGH FLOW WEIR OVER                                                                                         FOOTPA




                                                                                                                                                                                       94 00
                                              CONFINEMENT BUND
                                                                                                                                                                        SWALE




                                                                                                                                                                                   99E. AR 21
                                                                                                          0.8
                                                                                                       10
                                                                                                                   xIL 100.10
                                                                                                   4




                                                                                                                                                                                Y
                                                                                        1.
                                                                                          0      0.
                                                                                     10        10
BACKWATERED SWALE                                                                       0.6                                                                                              100 YR




                                                                        2
                                                                                     10




                                                                      1.
                                                                      4
5m WIDE x 0.5m DEEP VEE




                                                                    1.
                                                                   10
                                                                  10
                                                                                                   x FL 100.45                                                                            99.85
                                                                                                                                                           375 DIA
1 ON 4 BATTERS ABOVE                                                                                                                            2 x APPROX
                                    102


                                                                            x                                                                                                             NOW




                                                                                                       100.6
                                                                    0.8




                                                                                       .0
                                                                  10




                                                                                    101
                                                                           x                                                                                              .95
                                                                                                                                                                        99


                                                                    2




                                                                                                                                                                             100
                                                                                                               100.8
                                                                         L TW 101.10


                                                                     .
                                                                  101
                                                                      WAL
                                                                                                                                                 MID/HIGH FLOW OUTLET BOX




                                                                                                                           101.2
                                                  101.4




                                                                           OFFLINE BASIN
                                                    x TW 101.35




                                                                                                                                   101.4
                                                                          100 YR WL 101.26




                                                                                                                                                        1
                                                                                                                                           FOOTPA

                                                                                                                                                      10
BIO                                                       FL 100.55
                                                      x
                                                                                100.6
                                                                                              FL 100.55
                                                                                                                       x




                                                                                                                                                 TH
                                                          101.4     101.2          101.0       100.8
                          FOOTPATH
                                                                                                                                                                                .26
                                                                                                                                                                             100
                                                                                                                                               0                   SCALE                        25m


Figure 3.3        Proposed Stormwater Detention Facilities




                                                                                                                                                                                10
2035 2 Pearsons Road – Flood Study – Revision 3                                                                                                                 April 2021