Response to Council's Further Advice

                                                                 LEGEND                                                                                                                                                                                                                                                                                                                  0
                                                                                                                                                                                                                                                                 Fix to top of stake with                     F42 Fabric to AS 1304                                                   300 X
                                                                          Unbound pavement material (gravel) to Grading B, Table 9 of QT Specification MRS11.05,                                                Geotextile Fabric                                                                                                                                                      M A
                                                                                                                                                                                                                                                                 shadecloth fastener or
                                                                          exclude material finer than AS sieve 2.36mm.                                                                                          and F42                                          tie to steel picket.
                                                                          Without F42 fabric, 2000 MAX C\C
                                                                                                                                                                                                                                                                                                       Disturbed area

                                                                 NOTES:                                                                                                                                                                                                     50x50 HW stake or steel
                                                                                                                                                                                                            Overland Flo                                                    picket 1200 MIN long        Dir
                                                                 1. General                                                                                                                                             w                      300                                                         etio
                                                                                                                                                                                                                                                                                                                  no
                                                                     a. Temporary drainage control. Flow should be diverted around the work site where possible.                                                                               MIN                                                                     f flo




                                                                                                                                                                                                                                                                             NOM
                                                                                                                                                                                                                                                                                                                               w




                                                                                                                                                                                                                                                                      150
                                                                     b. All drainage, erosion and sediment controls to be installed and be operational before commencing                                                                                                                                                                                                                                               Geotextile fabric
                                                                        up-slope earthworks.
                                                                     c. All control measures to be inspected at least weekly and after significant runoff producing storms.
                                                                     d. Control measures may be removed when on-site erosion is controlled and 70% permanent soil coverage
                                                                        is obtained over all upslope disturbed areas.                                                                                                                                                                                                                                                                                       Posts or steel pickets
                                                                     e. In areas where runoff turbidity is to be controlled, exposed surfaces to be either mulched, covered with
                                                                                                                                                                                              Crushed or grannular material,                                                                                                                                                                                driven 600mm into ground




                                                                                                                                                                                                                                                                                                                        600 MAX
                                                                        erosion control matting/blanket or turfed if earthworks are expected to be delayed for more than 28 days.
                                                                     f. Straw bale sediment traps are a secondary option which generally should not be used if other options                  Grading to Table 4 of QT
                                                                        are available.                                                                                                        Specification MRS11.03.
                                                                 2. Sediment Fence                                                                                                                                                                                                                                                                                                            100 MIN vertical overlap of fabric
                                                                     a. Not to be located in areas of concentrated flow.
                                                                     b. Normally located along the contour with a maximum catchment area of 0.6Ha per 100m length of fence.
                                                                     c. Woven fabrics are preferred, non-woven fabrics may be used on small work sites, ie: operational period
                                                                        less than 6 months or on sites where significant sediment runoff is not expected.                                                                                         SILT FENCE                                                                                                                                              Undisturbed area




                                                                                                                                                                                                                                                                                                                                   200
                                                                     d. Where fences need to be located across the contour the layout shall be an "L" shape to contain sediment.                                                                                                                                                               Backfill
                                                                     e. Fences are required 2m min. from toe of cut or fill batters, where not practical one fence can be at the toe
                                                                        with a second fence 1m min. away. Fence should not be located parallel with toe if concentration of flow                                                                                                                                                                          ELEVATION
                                                                        will occur behind the fence.
                                                                 3. Temporary Construction entry/Exit Sediment Trap
                                                                                                                                                                                                                                                                                   A
                                                                     a. Adjacent stormwater runnoff to be diverted away from entry/exit.
                                                                                                                                                                                                                                                        Level
                                                                     b. Wheel - wash or spray unit may be required during wet weather.                                                                                                                                1:2                                Remove accumulated




                                                                                                                                                                                                                                                                                   1:2
                                                                 4. Safety issues must be considered at all times, incorporating traffic control devices to the satisfaction of the Engineer/Authority.                                                                                                  sediment before depth is h/2.                                                                   'A' to be higher than 'B' to
                                                                 5. All dimensions inmillimetres unless otherwise noted.
                                                                                                                                                                                                                                                                                         Level                                                                                                           prevent sediment bypass

                                                                                                                                                                                                                                         Rock apron if ordered
                                                                                                                                                                                                                                                                                   A                              1:2                                                                                                  200 NOM
                                                                                                                                                                                                                                                                                                                                                                                                A                                          A




                                                                                                                                                                                                                                                                                                                                         1:2
                                                                                                                                                                                                                                         by the Superintendent
                                                                                                                                                                                                                                                                                                                                                                             500 NOM                             B
                                                                                                                                                                                                                                                                                       ELEVATION
                                                                                                                                                                                                                                                                                                      Geotextile                                                             1000 MAX h
                                                                                                                                                                                                                                  Silt Fence (Ref. Installation Details)
                                                                                                                                                                                                                                                                                                               CHECK DAMS                                                                     Geotextile, Bidum A34 or similar
                                                                                                                                                                                                                                                                                                              FLOW CONTROL                                                                                SECTION A-A



                                                                                                                                                                                                                                                                                                                                                                                       nt
                                                                                                                                                                                                                                                                                                                                          15                                     n   me
                                                                                                                                                                                                                                                                                                                                             m
                                                                                                                                                                                                                                                                                                                                                                       ty    Alig
                                                                                                                                                                                                                                                                                                                                          MIN                      per
                                                                                                                                                                                                                                                                                                                                                            Pro




                                                                                                                                                                                                                                                                                         NOM
                                                                                                                                                                                                                                                                                                                                                                                Berm (300mm MIN height)




                                                                                                                                                                                                                                                                                         200
                                                                                                                                                                                                                                     Geotextile fabric,
                                                                                                                                                                                                                                     Bidum U34 or similar.                                                                                                                                        n el
                                                                                                                                                                                                                                                                                                                                                                                              han
                                                                                                                                                                                                                                                                                                                                                          3m                                &c
                                                                                                                                                                                                                                                                                                                                                           MIN                         rb
                                                                                                                                                                                                                                                               Runoff from pad                                                                                                      Ke ay
                                                                                                                                                                                                                                                                                                                                                                                      dw
                                                                                                                                                                                                                                                               directed to sediment trap.                                                                                          roa
                                                                                                                                                                                                                                                                                                                                                                         r   new
                                                                                                                                                                                                                                                                                                                                                                    g, o
                                                                                                                                                                                                                                                                                                                                                                stin
                                                                                                                                                                                                                                                                                                                                                          Exi
                                                                                                                                              TYPICAL FABRIC DROP
                                                                                                                                                                                                                                         TEMPORARY CONSTRUCTION ENTRY / EXIT
                                                                                                                                            INLET PROTECTION DETAIL
                                                                                                                                                                                                                                                      SEDIMENT TRAP


                                                                                                                                                                                                                                                                                                                                                                  Copyright: The drawing and engineering content shown in this drawing remains the property of Blackall Range
                                                                                                                                                                                                                                                                                                                                                                  Consulting Engineer and may not be copied, altered, sections omitted or erased and changes made without the prior
                                                                                                                                                                                                                                                                                                                                                                  written approval of Blackall Range Consulting Engineer. Acceptance of Blackall Range Consulting Engineer fee proposal
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                                                                                                                                                                                                                                                                                                                                                                  subsequent use of Blackall Range Consulting Engineer drawings or material is a breach of said agreement and subject
                                                                                                                                                                                                                                                                                                                                                                  to litigation. ABN 94950162458
Rev. No. Drawn Amendment Details
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                                                                                                                   Date
                                                                                                                             Site Classification:                NA               Blackall Range                                           Email: [email protected]
                                                                                                                                                                                                                                           PO Box 342,TEWANTIN, QLD
                                                                                                                                                                                                                                           Phone: 54457353                  CLIENT:                                                                               PROJECT DETAILS:          Sheet No.            05 of 13
                                                                                                                                                                                                                                           Mobile: 0419140465
                                                                                                                             Soil Classification:                CI               Consulting Civil, Structural & Geotechnical Engineer
                                                                                                                                                                                                                                                                            B & M GOULD
                                                                                                                                                                                                                                                                                                                                                                                            Date Issued:
                                                                                                                                                                                                                                                                                                                                                                  ALLOTMENT RECONFIGURATION CAD File:
                                                                                                                                                                                                                                                                                                                                                                                                         Sept 2021



Copyright: The design and engineering content shown on this drawing remains the property
                                                                                                                             Wind Category:                      N3                                                            Campbell J Foster                                                                                                                  LOT 401 & 402 HAY STREET  DRAWING NUMBER              REV.
of Blackall Range Consulting Engineer and may not be copied, altered, sections omitted
or erased and changed in any way without the prior written approval from Blackall
Range Consulting Engineer. ABN 94950162458
                                                                                                                             Terrain Category:                   2.5                                            MEIAust (CPEng Civil), RPEQ 7228, NER
                                                                                                                                                                                                                                                                                                                                                                  TEWANTIN                  2021-1087-05                 2