Attachment 3 - Revised Engineering Report (rec. 7.04.2025) MCU24-0165 & OPW24-0222

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          EXISTING LEGEND
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         SUBJECT PROPERTY BOUNDARY
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         4.00            MAJOR CONTOUR
                                                                                                                                                                                                                                                                                                 SCHOOL STREET                                                                                                                                                                                                                                                                                                                           MINOR CONTOUR
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         SEWER MAIN (QUALITY LEVEL)
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         SEWER MAIN ABANDONED
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      SP275888                                                                                                                                           WATER MAIN
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         U/G TELECOMMS
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         O/H ELECTRICITY
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         STORMWATER
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         FENCE
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            20.000       SURFACE LEVEL




                                                                                                                                                                                                                                                                                                                        90
                                                                                                                                                                                                                                                           91.2




                                                                                                                                                                                                                                                                                                                           .9
                                                                                                                                                                                                                                                                                                   A/1                          91.0                                                                                                                                                                                                                                                                    PROPOSED LEGEND
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         DWELLING




                                                                                                                                                                                                                                                                   91.2




                                                                                                                                                                                                                                                                                            .1
                                                                                                                                                                                                                                                                                            91
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         STORMWATER PIPE
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        50.00            MAJOR CONTOUR 0.1m INTERVAL
                                                                                                                                                                                                                                                                                                                                                                                                                      1                                                                                                                                                                                                                  MINOR CONTOUR 0.5m INTERVAL




                                                                                                                                                                                                                                                                                                                                                                  90.6
                                                                                                                                                                                                                                                                                            91.1
                                                                                                                                                                                                                                                                                                                                                                                                                   SP316907                                                                                                                                                                                                              FLOW DIRECTION
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         SUBSOIL DRAIN




                                                                                                                                                                                                                                                                                                                         91.1
                                                                                                                                                                                                                                                                                                   A/2

                                                                                                                                                                                                                                            B/1                                UNIT A                                                   UNIT B
                                                                                                                                                                                                                                                                              FFL 91.10                                                FFL 91.10
                                                                                                                                                                                                                                                                                                                                                                                          C/1


                                                                                                                                                                                                                                                           91.0                                                                                      C/2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   NOTES:
                                                                                                                                                                                                                                                                                                                                                           91.1
                                                                                                                                                                                                                                                                                                           A/3
                                                                                                                                                                                                                                                    90.6




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   1.   FOR GENERAL & STORMWATER NOTES REFER DRG C-011
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   2.   PROVIDE ROOF WATER CONNECTION STUBS TO FIELD INLETS TYPICAL
                                                                                                                                                                                                                                                      90.9




                                                                                                                                                                                                                                                                                                                                             90.9
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   3.   FOR BIO-BASIN SECTION DETAILS REFER TO DRG C-402
                                                                                                                                                                                                                                            B/2                                                                                                                                                                                                                                                                                                                                                                    4.   FOR STORMWATER LONGSECTIONS REFER TO DRG C-431

                                                                                                                                                                                                                                                                     90.9
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            FFL 90.60
                                                                                                                                                                                                                                                           90.8




                                                                                                                                                                                                                                                                                                                                                           UNIT D
                                                                                                                                                                                                                                                                                                                                                          FFL 90.90                                       E/1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              A/7
                                                                                                                                                                                                                                                                               UNIT C
                                                                                                                                                                                                                                                                              FFL 90.90                                                                                                                                                                                                         2




                                                                                                                                                                                                                                                                                                                                                                                                  90.2
                                                                                                                                                                                                                21                                                                                                                                                                                                                                                                           SP316907
                                                                                                                                                                                                                                                    90.7




                                                                                                                                                                                                                                                                      14
                                                                                                                                                                                                              P5015                                                 RP35096                               A/4                                                  UNIT F
                                                                                                                                                                                                                                                                                                                                                              FFL 90.80                                                      CP                                                                                                                                                                                                          900x900 GRATED PIT WITH
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       .5
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         INTERNAL HIGH FLOW WEIR




                                                                                                                                                                                                                                                                                                                                                                                                     90.3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  90
                                                                                                                                                                                                                                                                                                                                                                                                                          SP316907                                                                                                                                                                                                       BYPASS REFER TO DETAIL A

                                                                                                                                                                                                                                                                               UNIT E                                                                                                                                E/2
                                                                                                                                                                                                              22                                                              FFL 90.80
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              CONCRETE FOREBAY (1.0 x 3.0)
                                                                                                                                                                                                                                                    90.5




                                                                                                                                                                                                             P5015                                                                                                                                                               90.8
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              GENERALLY IN ACCORDANCE WITH




                                                                                                                                                                                                                                                                                                                                                                                                   90.7
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              IPWEA STD DRG DS-075




                                                                                                                                                                                                                                                                                                                                                                                                            90.4
                                                                                                                                                                                                                                                                                                                                                                               UNIT J                                                                                                                                                                                                                         D                                                                                A/8
                                                                                                                                                                                                                                                    90.4




                                                                                                                                                                                                                                                                                                                                                                              FFL 90.70
                                                                                                                                                                                                                                                                                                                          A/5                                                                                                                                                                                                                                                                                402
                                                                                                                                                                                                                                      D/1                                                                                                                                                                                       E/3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     E
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   AC
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                RF
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              SU 3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          I O
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         B 89.  7
                                                                                                                                                                                                              ENSURE SURFACE IS                                                                                                                                                                                                       E/4                                                                                                                                                                                 RL
                                                                                                                                                                                                                                                    90.3




                                                                                                                                                                                                              FREE DRAINING TO REAR
                                                                                                                                                                                                                                                                                                                                                                  90
                                                                                                                                                                                                                                                                                                                                                                    .6




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   90.4
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   90.3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    90.2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     90.1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       A/9                                                                                                                         4




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     90.0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               89.5




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      89.9
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      89.8
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    BIO-RETENTION BASIN




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       89.7
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        89.6
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        89.5
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         89.4
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         89.3
                                                                                                                                                                                                                                                                                                                  UNIT H




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          89.2
                                                                                                                                                                                                                                                    90.2




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    20m2 FILTER AREA




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           89.1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           89.0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            88.9
                                                                                                                                                                                                                                                                                                                 FFL 90.60
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    REFER TO DETAIL DRG C-402
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      C
                                                                                                                                                                                                                                                                                                                                                .6
                                                                                                                                                                                                                                                                                                                                                           A/6                                                                                                                                                                                                                                                                                              89.65
                                                                                                                                                                                                                                                                                             UNIT G                                        90                                                                                                                                                                                                                        402                                                                       89.68
                                                                                                                                                                                                                                                                                            FFL 90.60                                                                                                                                                                                                                                                                                  89.89
                                                                                                                                                                                                                                                                                                                                                                                             .9                                                                                                                                                                            89.95                                    89.75
                                                                                                                                                                                                                                                                                                                                                                                        89
                                                                                                                                                                                                                                                                                                                        A/7                                                                                                                                                                                                                                                                    89.78
                                                                                                                                                                                                                                                                                                                                                                                 0.0
                                                                                                                                                                                                                                                                                                                                                                           .19
                                                                                                                                                                                                                                                                                                                                                                         90

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   90.10
                                                                                                                                                                                                                                                                                                                                                      90.5
                                        Filename: C:\PROJECTS\240628 - MUL RES - 5 SCHOOL STREET, POMONA\3.0 CAD\DRAWINGS\OPW\240628-OPW-C-401.DWG




                                                                                                                                                                                                                                                                                                                                       A/8                           1
                                                                                                                                                                                                                                                                                                                                                                  RP35098

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    A/10
                                                                                                                                                                                                                                                                          90.4
                                                                                                                                                                                                                                                                          90.3
                                                                                                                                                                                                                                                                          90.2




                                                                                                                                                                                                                                                             A/9
                                                                                                                                                                                                                                                                           90.1
                                                                                                                                                                                                                                                                           90.0
                                                                                                                                                                                                                                                                           89.9
                                                                                                                                                                                                                                                                            89.8
                                                                                                                                                                                                                                                                            89.7
                                                                                                                                                                                                                                                                            89.6
                                                                                                                                                                                                                                                                             89.5
                                                                                                                                                                                                                                                                             89.4
                                                                                                                                                                                                                                                                             89.3
                                                                                                                                                                                                                                                                              89.2
                                                                                                                                                                                                                                                                              89.1
                                                                                                                                                                                                                                                                              89.0
                                                                                                                                                                                                                                                                               88.9
Last Plotted: 2025-03-09




                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             300mm THICK ROCK PROTECTION, d50 = 150mm
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                             OVER GEOTEXTILE MATERIAL
Last saved by: JOSHLAVERS(2025-03-09)




                                                                                                                                                                                                                                                           A/10




                                                                                                                                                                                                            North Point      Scale                                                                       Horiz. Datum             Client                                                                           Consultant                                                                                     Project                                                    Drawing
                                                                                                                                                                                                                                                                                                           LOCAL                                                                                                                                                                                                                                    Drawn           JCL                                                                                             Project No.         Drawing No.           Rev No.
                                                                                                                                                                                                                                                                                                                                             ROWAN ANDERSON                                                                                                                                                         MULTI RESIDENTIAL DEVELOPMENT                                  STORMWATER & BIO-RETENTION BASIN
                                                                                                                                                                                                                                0m                1.25                                2.5                                                                                                                                                                                                                                                           Design
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               B
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    JCL
                                                                                                                                                                                                                                                                                                         Vert. Datum                                                                                                                                                                                                  OPPERATIONAL WORKS - CIVIL                                                PLAN                                                                240628             OPW-C-401
                                                                                                                                                                                                                                A1 1:50                                                                     AHD
                                                                                                                                                                                                                                0m                0.625                           1.25                                                                                                                                                                                                                                     5 SCHOOL STREET          Check           GM
                                                                                                                                                      B IR RESPONSE                        4.03.25 LS                                                                                                     RL Datum                                                                                                                                                                                                         POMONA, QLD, 4568        Approved                       Approved Date                   Signed                                                                             Sheet
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               A1
                                                                                                                                                                                                                                A1 1:25                                                                                                                                                                                                                              CIVIL | STRUCTURAL | GEOTECHNICAL
                                                                                                                                                      A FOR APPROVAL                      10.12.24 LS                                                                                                                                                                                                              COPYRIGHT © All rights reserved.
                                                                                                                                                                                                                                                                                                                                                                                                                                                                     SUNSHINE COAST | BRISBANE | GOLD COAST                                         LACHLAN SWANN                  21.11.24                                                                  Status     FOR APPROVAL
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