Appendix H Traffic Impact Assessment · RAL25/0004

                                                                                                                                                                                                                                                                                                                                                                                                                                                      IT IS THE RESPONSIBILITY OF THE
                                                                                                                                                                                                                                                                                                                                                                                                                                                  CONTRACTOR TO CONTACT THE RELEVANT
                                                                                                                                                                                                                                                                                                                                                                                                                                                 AUTHORITIES TO CONFIRM THE LOCATION OF
                                                                                                                                                                                                                                                                                                                                                                                                                                                    ALL EXISTING SERVICES PRIOR TO THE
                                                                                                                                                                                                                                                                                                                                                                                                                                                      COMMENCEMENT OF EXCAVATION
                                                                                                   WEIR NOTES:
                                                                                                   1.      INSITU MATERIAL TO BE TESTED AND APPROVED BY GEOTECHNICAL
                 OUTLET CHANNEL DETAILS                                                                    ENGINEER PRIOR TO WEIR CONSTRUCTION
                                                                                                   2.      GROUTED ROCK PITCHING TO BE 75-100 STONES, 300 THICK ON FILTER
                  Q100FLOW                   394l/s
                                                                                                           CLOTH. REFER LANDSCAPE DRAWINGS FOR PLANT SPECIFICATION AND
             Longitudinal Grade           2.00% (MIN)                                                      DETAILS. GEOTECHNICAL ENGINEER TO CONFIRM COMPACTION
                     Lining                  Rock                                                          REQUIREMENTS FOR BUND SUBSOIL.                                                                                                                                                                                             NOTE: WEIR TO BE IN ACCORDANCE
                                                                                                   3.      CONSTRUCTION TOLERANCES AS DOCUMENTED IN THE 'WATER                                                                                                                                                                          WITH IPWEA STD DRG DSD-507
                  Mannings 'n'                .06                                                          SENSITIVE URBAN DESIGN CONSTRUCTION AND ESTABLISHMENT
                  Flow Depth                 0.13m                                                         GUIDELINES - SWALES, BIORETENTION SYSTEMS AND WETLANDS'
                    Velocity                0.56m/s                                                        (WATER BY DESIGN) MUST BE ACHIEVED.
                                                                                                                                                                                                                                                                0.5 m                                                                                  6.0 m                                                                         0.5 m
                        d*v                 0.07m²/s




                                                                                                                                                                                                                                                                 0.15m




                                                                                                                                                                                                                                                                                                                                                                                                                                       0.15m
                 Swale Capacity              520l/s                                                                                                                                                                                                                                             CONCRETE WEIR
                                                                                                                                                                                                                                                                                                R.L 103.40                  Q100 = R.L.103.51                                                                                                        TOP OF BANK RL103.55
                                                                                                                                                                                                                                                                             1:4                                                                                                                                          1:4

                                                                      150 MIN BUND TO
                                                                      CONTAIN Q100 FLOW                                    Q100 DEPTH = 0.13m @
                                                                                                                           MIN 2% CHANNEL GRADE
                                                                                           0.15m


                                                                                                                                                                                                                                                                                                                                       300mm WIDE 600mm DEEP
                                                                                                                                                                                                                                                                                                                                       CONCRETE WEIR LEVEL SPREADER
                                    EXISTING                                                                                                                                                                                                                                                                                           N32 SL82 MESH CENTRAL
                                    SURFACE

                                                                                                                            STW PIPE
                                                                                                                                                                                                                                                                                                                                          CONCRETE WEIR DETAIL

                  SECTION C          Datum RL101.00
                  SCALE 1:100 A3
                                                                                                                                                                                                                                                                                                                                         SCALE 1:25 (A1) - 1:50 (A3)




                                                                                                                                                                                                                                                                                                                                                                                                                            RP BDY
                  106
                                                                                                                                                                                                                                  900x900 FIELD INLET WITH
                                                                                                                                                                                                                                  TYPE 1 GRATED INLET
                                                                                                                                                  RP BDY




                                                                                                                                                                                                  TOP OF BIO BANK                 SL103.20
                  105                                                                                                                                                                             RL103.55                        IL101.55
                                                                                                                   LINER TO EXTEND                                                                                                                                                                                      EXISTING SURFACE
                                                                                                                   UNDER WEIR AND
                                                                                                                   ROCK GROUTED ROCK                                                              CONCRETE WEIR                       EXTENDED DETENTION DEPTH                                                                                                                        1.95m
                                                                                  EXISTING GRATED
                                                                                                                                                                                                  RL103.40
                  104                                                             STORMWATER PIT                                                                                                                                                                                                                                                                                 PLANTED BATTER
                                                                                  SL102.67




                                                                                                                                                                                                                               0.3m
                                                                                                                                                                                                                                                                                                                                                                                                            1:4
                                                                                  IL101.41                                                                           2% MIN
                                                                                                                                                                                                  1:3                                                                                                                                                                                   1:3
                  103                                                                                                                                                                                                                                                      BIORETENTION BASIN FILTER SURFACE RL102.90
                                                                                                                                                                                                                                                                                                                                                                                                           TOP OF BANK RL103.55

                                                                                                                                                                                                                                                                                                                                                                                                        DESIGN SURFACE
                  102
                                                                                                                                            Ø600 [email protected]%
                                                                                        DSIL101.45                                                                                                 USIL101.45                                                                                                                                                                           LINER
                                                                                                                                                                                                                                                                              SUBSOIL DRAIN GRADING
                                                                                                                                                           LINER TO EXTEND 500 UNDER                                                                                          AT 0.5% TOWARD OUTLET
                  101
                                                                                                                                                                                                                                           FILTER CLOTH FIXED TO
                                                                                            CONNECT TO EXISTING PIT                                        GROUTED ROCK SPOILS AND
                                                                                                                                                                                                                                           PERIMETER OF PIT
                                                                                                                                                           PINNED TO BATTER

                  SECTION B          Datum RL100.00
                  SCALE 1:100 A3




                  106




                                                                                                                                                                                                                                                                                                                                                               RP BDY
                                                                       SEDIMENT FOREBAY                                                     150 MIN THICK REINFORCED
                  105                                                  GENERALLY IN ACCORDANCE                                              CONCRETE BASE AND EDGE
                                                                       WITH IPWEA STD DRG DSD-506                                                                                                                                                                        EXISTING SURFACE                                                       0.5m
                                                                                                                                                                                                         EXTENDED DETENTION DEPTH                                                                                       1.95m
                                                                                                                                              ROCK APRON ALONG EDGE OF
                  104                                                                                                                         FOREBAY (100-150 NOM DIA)                                                                                                                                            PLANTED BATTER
                                                                                                                                                                                                                                            0.3m




                                                                                                        IL102.95
                                                                                                                                                                                                                                                                                                                                                    1:3 M
                                                                                                                                                                                                                                                                                                                             1:3                         AX
                                         Ø600 RCP
                  103                                                                                                  0.5%                                                BIORETENTION BASIN FILTER SURFACE RL102.90
                                                                                                                                                                                                                                                                                                                                                TOP OF BANK RL103.55
                                                                                                                                                                                                                                            NOM 1m




                                               SEWER LINE
                                                                                                                                                                                                                                                                                                                                                DESIGN SURFACE
                  102

                                                                                                                                                                                                                                                                                                                             LINER
                                                                                                                                                                                                                                                                                                                                                                                                                                                Check all dimensions before commencement of work.
                  SECTION A          Datum RL101.00
                                                                                                                                                                                                                                                                                                                                                                                                                                                Check Site boundary dimensions from the Title plans
                  SCALE 1:100 A3
                                                                                                                                                                                                                                                                                                                                                                                                                                                Check Building Boundary clearances by set out.
                                                                                                                                                                                                                                                                                                                                                                                                                                                Notwithstanding the information supplied on this drawing,
                                                                                                                                                                                                                                                                                                                                                                                                                                                the location, depth and extent of underground or overhead
                                                                                                                                                                                                                                                                                                                                                                                                  SCALE 1:50 (A1) - 1:100 (A3)                  services are to be confirmed and protected on site by the
                                                                                                                                                                                                                                                                                                                                                                                                                                                contractor prior to commencement of works.

                                                                                                                                                                                       Approved
Checked -    CT
                                                                                                                                                              Consulting Civil &                                                                     Drawing title -                                            Project -   COMMUNITY AFFORDABLE                        Site -                                                                 Project No.     233467 Sheet No.                    C361
Design -    SK            Drawn -   SK                                                                                                                        Structural Engineers                                                                   BIORETENTION BASIN SECTIONS                                            HOUSING DEVELOPMENT                         62 LAKE MACDONALD DRIVE,                                               Digital Ref :
                                                                                                                                                                                                                                                                                                                                                                                                                                                               C361 BIORETENTION BASIN
                                                                                                                                                                                                                                                                                                                                                                                                                                                               SECTIONS                  Issue :      A
Scales -    AS SHOWN                                                                                                                                          Project Management       124 DUPORTH AVENUE             Ph (07) 5443 7777                                                                         Client -
                                                                                                                                                                                                                                                                                                                            NOOSA COUNCIL                               COOROY                                                                  This Document is copyright and shall not be copied
                                                                                                                             ASSOCIATES PTY LTD                                        PO BOX 16                      Fax (07) 5443 7577                                                                                                                                                                                                        without written approval, nor shall it be used except
Document Stage -              APPROVAL
                                                       A   10/01/24   ISSUE FOR CLIENT REVIEW                         SK                                      & Planning               MAROOCHYDORE QLD 4558
                                                                                                                                                                                                                                                                                                                                                                                                                                                    for the Development and the Site Specified.
                                                      Issue Date                    Description                       By                                                               E-MAIL: [email protected]
       c:\12dS\data\12DSERVER\233467_2957\DWG Covey\OPW\Uncontrolled\C361 BIORETENTION BASIN SECTIONS.dwg                                                                                                                                                                                                                                                                                                                                  Plot 7 June 2024 - 11:06 AM