Att 4 - SWMP · MCU21/0117

                                                   EXISTING SITE CATCHMENT AREAS
                                                                                                                                                               OP WORKS
                                                                                                                                                                         ISSUE


                                                                                                                                                                  LEGEND

                                                                                                                                                                         DRAINAGE PIPE
                                                                                                  EXISTING CATCHMENT AREAS                                               DRAINAGE PIT
                                                                                                                                 FRACTION
               C1                                                                             CATCHMENT    AREA (Ha)                                                     JUNCTION PIT
                                                                                                                              IMPERVIOUS (%)
                                                                                                                                                                         BIORETENTION AREA
                                                                                                 C1                   0.030               50.0
                                                                                                 C2                   0.166               18.9                           ATTENUATION TANK

                                         C2                                                      C3                   0.004              100.0                           EXTERNAL CATCHMENT

                                                                                                 C4                   0.028               18.8                           INTERNAL CATCHMENT

                                                                                                 E1                   0.054               20.2                           CATCHMENT DRAINAGE
                                                                                                                                                                         DIRECTION
                                                                                                 E2                   0.092               20.6
                                                                                                 E3                   0.144               54.2
                                                                                                 E4                   0.020              100.0
          E1


                                                                        C4
                    E4

                                                          C3
                                    E2




                          E3



                                               DEVELOPED SITE CATCHMENT AREAS


                                              C9                                   C12
                                                                                               DEVELOPMENT CATCHMENT AREAS
                                                                                                                                 FRACTION
                                                                                              CATCHMENT   AREA (Ha)
                         C1         C2                               C3                                                       IMPERVIOUS (%)
                                                                                                 C1                0.017                 100.0
                                                                                                 C2                0.020                 100.0   03/11/21   GRAVITY DRAINAGE LAYOUT                   MVP
                                                                                                 C3                0.028                 100.0   06/10/21   REVERT DRAINAGE TO ORIG LAYOUT       -    MVP

          C6                                                                                     C4                0.017                 100.0
                                                                                                                                                 17/08/21
                                                                                                                                                  DATE
                                                                                                                                                            ISSUE FOR OP WORKS
                                                                                                                                                                     REVISION
                                                                                                                                                                                                 -
                                                                                                                                                                                             MARK CHK
                                                                                                                                                                                                      MVP


                                                      C11                                        C5                0.017                 100.0   PROJECT ENGINEER


                                                                                                 C6                0.035                  37.5
                                               C7                                                C7                0.003                   0.0
                                                                                                 C8                0.010                   0.0
     E1                                                                                          C9                0.019                   0.0
                                                                                                                                                  E [email protected]
                                                    C4                     C5                    C10               0.017                  90.4    A 37 MARY ST NOOSAVILLE, QLD
                                                                                                 C11               0.037                  54.7    P +61 7 5211 1003
                                                                                                 C12               0.008                   0.0   CLIENT

                                                                                                  E1               0.044                  20.4     4CD DEVELOPMENTS
                E4                                                                               E2                0.067                  29.3   PROJECT
                                                               C10                                                                                  THE BELVEDERE ON PEARL
                               E2                                                                E3                0.037                  76.9
                                                C8                                               E4                0.020                 100.0      5 PEARL STREET, COOROY
                                                                                                 E5                0.033                  23.1   TITLE

                                                     E5                                          E6                0.018                  33.2     STORMWATER CATCHMENT
                                                                                                 E7                0.082                  51.5     PLAN
                                                                                                 E8                0.001                 100.0
                                                                      E6                                                                         PROJECT NO.      DRAWING NO.      STATUS
E3                                                                                       E7                                                         21011          C32             OPW
                                               E8                                                                                                DRAWN            DESIGNED         SCALE             ISSUE

                                                                                                                                                     BRP             BRP                 1:200        C