A6107 Lot9 Stormwater Management Plan (RevB) June 2022 · OPW22/0166

                                                                                                      CONSERVATION AREA




                                                                                                                                  POSCWP BOUNDARY
                                                                                               PROPOSED 3m WIDE                                                                                EXISTING WALL/EARTH BUND
                                                                                               EMERGENCY (>Q100)                                                                               HEIGHT VARIES
                                                                                               OVERFLOW WEIR RL9.05                                                                            RL9.25 MIN                                                                   900sq TYPE B GALVANISED                                         RL9.25
                                                                                                                                                                                                                                                                            GRATE FIX WITH 2/M12 S/S
                                                                                                                                                                              RL9.05
                                                                                                                                                                                                                                                                            BOLTS.

                                                                                       CEMENT BROUT EMERGENCY                                                                                                        1                                     RL8.85
                                                                                                                                                                                                                                                                                                   RL8.75                               1




                                                                                                                                                                                                                                                                                         300 100
                                                                                       OVERFLOW WEIR & BACK OF                                                                                                             2                                                                                                        2
                                                                                       EXISTING BOULDER RETAINING                                                                                                                                 100
                                                                                       WALL. REFER PLAN D01 FOR
                                                                                       EXTENT                                                                                                                                                                                                                             CONVERTOR SLAB & RISER TO
                                                                                                    EXISTING RETAINING WALL                                                                                                                                                                                               MANUFACTURERS SPEC.



                                                                                       NEW BIDIM A14 GEOFABRIC TO
                                                                                                                                                                                                                                                                                                                                               TEMPORARY CB15 PLATFORM
                                                                                       BACK OF EXISTING BOULDER
                                                                                                                                                                                                                                                                    1800 DIA RCP (2)
                                                                                       RETAINING WALL
                                                                                                                                                                                                                                                                                                            300Ø HDPE BALANCE
                                                                                                                                                                    STEP IRONS IN ACCORDANCE                                                                                                                PIPE LAID FLAT
                                                                                                                                                                    WITH AUSTRALIAN STANDARDS




                                                                                                                                                                                                                                                        2400
                                                                                                                                                                                                                                                                    REMOVABLE BIDIM A14
                                                                                                                                                                                                                                                                    GEOFABRIC FILTER.
                                                                                                       150Ø ROCK SPALLS OVER                                                                                                                                        WEIGHT WITH ROCK




                                                                                                                                                                                                                                                                                           1000
                                                                                                      BIDIM A14 FABRIC x 5m LONG                                                                                                                                    SPALLS.
                                                                                                          AT OVERFLOW WEIR


                                                 EXISTING CONCRETE PATH                                                                                                                                        100
                                                                                                               HEIGHT VARIES
                                                                                                               RL6.2 TO RL9.25
                                                                                                                                                                                                                                                                                                               IL 5.85
                                                                                                                                                                                                               300




                                                                                                                                                                                                                                                                              75mm BASALT ROCKSPALLS
                                                                                                                                                                                                                      CLEAN COARSE SAND FILTER                                WRAPPED IN BIDIM A14
                                                                                                                                                                                                                                                                              GEOFABRIC

                                                                                                                                                                                                                                           RAPID INFILTRATION PIT
                                                                                                                                                                                                                                                    5 OFF




NOTE: ONLY DRAWINGS MARKED "FOR CONSTRUCTION" AND BEARING AN ORIGINAL SIGNATURE SHALL BE USED FOR CONSTRUCTION Design:
                                                                                                               PURPOSES.
                                                                                                                       PBL                                                                                                                                                                         PROJECT:                                                              DRAWING TITLE:
                                                                                                                                                                                                                                                      Brah 101 pty ltd t/a Alta Projects
                                                                                                                 Drawn: PBL
                                                                                                                                                                                                                                                      A.B.N. 91 611 354 511                                                                                              RAPID INFILTRATION PIT DETAILS (RIP)
                                                                                 FOR APPROVAL                     Date: JUNE 2021                                                                                                                     26 Memorial Avenue, Cotton Tree              PROPOSED RESIDENTIAL DEVELOPMENT LOT 9
                                                                                     NOT FOR CONSTRUCTION                                                                                                                                             PO Box 559, Cotton Tree, QLD, 4558                                                                                                                    Revision    Sheet
                                                                                                               Checked:. . . . . . . . . . .
                                                                                                                                                                                                                                                      Tel (07) 5475 4125 Fax (07) 5479 1607        at SERENITY CLOSE, NOOSA                                              DRAWING No:
                                                                                                                                                                                                                                                                                                                                                                                          A6107/22/L9/D02       A      2 of
                                                                                    STEVEN HARRISON
                                                                                                                                                                                                                                                      Email: [email protected]
  A    20/06/2022   ISSUE FOR APPROVAL                              PBL   S.H.
                                                                                 .......................
                                                                                     DIRECTOR APPROVAL              Datum AHD
                                                                                                                                                                                                                                                      Web: http://www.alta.net.au                  for CAPE BOUVARD DEVELOPMENTS
 REV    DATE                             DESCRIPTION                BY    CHKD       RPEQ - 4784                     A1 SHEET SIZE                  FILENAME : a6107-22-L9-D02.dwg - DATE : 20/6/22 - 12:49pm - XREF's: H-Approved-SH; H-Checked-SH                                                                                                     Council Ref: