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20220130-CV Set
Original PDF page 4, section 1. The text section number identifies this passage in the reader.
500 - 600mm
1.5m STAR
PICKETS
AT MAX. 2.5m CENTRES
SELF-SUPPORTING
GEOTEXTILE
1 METER MAX. STAR PICKETS DIR ECTION OF FLOW
DROP INLET
WITH GRATE
ON SOIL, 150mm x 100mm
WIRE OR STEEL MESH
(14 GAUGE x 150mm TRENCH WITH
OPENINGS) WHERE GEOTEXTILE COMPACTED BACKFILL
PROVIDE WASH WATER FOR IS NOT SELF-SUPPORTING AND ON ROCK, SET INTO
TIMBER SLEEPER OR METAL TRUCKS EXITING SITE SURFACE CONCRETE
600mm MIN.
GRID 100mm HIGH AND WOVEN GEOTEXTILE
SECTION DETAIL
SPACED AT 300mm CTS MIN LENG
TH 10m
BERM 300 HIGH MIN
CONSTRUCTION SITE
STAR PICKET STABILISE STOCKPILE SURFACE
MIN. 1.5m
FITTED WITH EARTH BANK 20m MAX.
EXISTING ROADWAY 2:1
SAFETY CAP AX.) SLO FLOW
PE (M PE
FLOW SLO (MA
GEOTEXTILE FABRIC SANDBAGS WOVEN GEOTEXTILE 2:1 X.) STAR PICKETS AT
MAX. 2.5m SPACINGS
RUNOFF TYPICAL
50-75mm GRAVEL BED WATER WITH
FLOW
MIN 200mm THICK SEDIMENT FENCE
WATERWAY SEDIMENT
RUNOFF FROM PAD DIRECTED PLAN
TO SEDIMENT TRAP STOCKPILE CONSTRUCTION NOTES:
EXCAVATION
TEMPORARY CONSTRUCTION VEHICLE EXIT FILTERED
1. PLACE STOCKPILES MORE THAN 2 (PREFERABLY 5) METRES FROM EXISTING
VEGETATION, CONCENTRATED WATER FLOW, ROADS AND HAZARD AREAS.
SCALE: N.T.S. WATER
GEOTEXTILE
EARTH BANK EMBEDDED 150mm 2. CONSTRUCT ON THE CONTOUR AS LOW, FLAT, ELONGATED MOUNDS. DIRECTION
DISTURBED 1.5m STAR PICKETS
INTO GROUND AREA OF FLOW AT MAX. 2.5m
3. WHERE THERE IS SUFFICIENT AREA, TOPSOIL STOCKPILES SHALL BE LESS CENTRES
FOR DROP INLETS AT NON-SAG POINTS,
THAN 2 METRES IN HEIGHT.
SANDBAGS, EARTH BANK OR EXCAVATION
USED TO CREATE ARTIFICIAL SAG POINT
4. WHERE THEY ARE TO BE PLACE FOR MORE THAN 10 DAYS, STABILISE
TIMBER SPACER KERB-SIDE GEOTEXTILE INLET FILTER CONSTRUCTION NOTES: FOLLOWING THE APPROVED ESCP OR SWMP TO REDUCE THE C-FACTOR TO
TO SUIT INLET 1. FABRICATE A SEDIMENT BARRIER MADE FROM GEOTEXTILE OR STRAW BALES. LESS THAN 0.10.
2. PICKET SPACING TO BE A MAXIMUM 1.0m CENTRES. 5. CONSTRUCT EARTH BANKS ON THE UPSLOPE SIDE TO DIVERT WATER AROUND
STOCKPILES AND SEDIMENT FENCES 1 TO 2 METRES DOWNSLOPE.
3. IN WATERWAYS, ARTIFICIAL SAG POINTS CAN BE CREATED WITH SANDBAGS UNDISTURBED
OR EARTH BANKS AS SHOWN IN THE DRAWING. STOCKPILES AREAS
SCALE N.T.S
GRAVEL-FILLED WIRE 4. DO NOT COVER THE INLET WITH GEOTEXTILES UNLESS THE DESIGN IS
MESH OR GEOTEXTILE ADEQUATE TO ALLOW FOR ALL WATERS TO BYPASS IT.
"SAUSAGE"
OVERFLOW TIMBER SPACER
GEOTEXTILE INLET FILTER A
RUNOFF SCALE N.T.S
WATER WITH TO SUIT
SEDIMENT
GRADIENT OF
DRAIN 1% TO 5% CAN BE CONSTRUCTED ALL BATTER
WRAP FILTER WITH OR WITHOUT SEDIMENT FENCE CONSTRUCTION NOTES:
SEDIMENT GRADES 2(H):1(V)
CLOTH OVER GRATE CHANNEL MAX. 1. CONSTRUCT SEDIMENT FENCES AS CLOSE AS POSSIBLE TO BEING PARALLEL
GRAVEL-FILLED WIRE FILTERED WATER DIRECTION O
F FLOW TO THE CONTOURS OF THE SITE, BUT WITH SMALL RETURNS AS SHOWN IN THE
MESH OR GEOTEXTILE DRAWING TO LIMIT THE CATCHMENT AREA OF ANY ONE SECTION. THE
300mm MIN.
"SAUSAGE" CATCHMENT AREA SHOULD BE SMALL ENOUGH TO LIMIT WATER FLOW IF
MESH & GRAVEL INLET FILTER CONSTRUCTION NOTES: CONCENTRATED AT ONE POINT TO 50 LITRES PER SECOND IN THE DESIGN
1. INSTALL FILTERS TO KERB INLETS ONLY AT SAG POINTS. STORM EVENT, USUALLY THE 10-YEAR EVENT.
2m MIN
150mm MIN
2. FABRICATE A SLEEVE MADE FROM GEOTEXTILE OR WIRE MESH LONGER THAN 2. CUT A 150mm DEEP TRENCH ALONG THE UPSLOPE LINE OF THE FENCE FOR
NOTE: ONLY TO BE USED AS TEMPORARY THE BOTTOM OF THE FABRIC TO BE ENTRENCHED.
THE LENGTH OF THE INLET PIT AND FILL IT WITH 25mm TO 50mm GRAVEL.
BANK WHERE MAXIMUM UPSLOPE LENGTH
IS 80 METRES. 3. DRIVE 1.5m LONG STAR PICKETS INTO GROUND AT 2.5m INTERVALS (MAX.) AT
3. FORM AN ELLIPTICAL CROSS-SECTION ABOUT 150mm HIGH x 400mm WIDE.
DIVERSION DRAIN CONSTRUCTION NOTES: THE DOWNSLOPE EDGE OF THE TRENCH. ENSURE ANY STAR PICKETS ARE
WRAP FILTER
4. PLACE THE FILTER AT THE OPENING LEAVING AT LEAST A 100mm SPACE RUNOFF 1. BUILD WITH GRADIENTS BETWEEN 1% AND 5%. FITTED WITH SAFETY CAPS.
CLOTH OVER GRATE
BETWEEN IT AND THE KERB INLET. MAINTAIN THE OPENING WITH SPACER WATER WITH
BLOCKS. SEDIMENT 2. AVOID REMOVING TREES AND SHRUBS IF POSSIBLE - WORK AROUND THEM. 4. FIX SELF-SUPPORTING GEOTEXTILE TO THE UPSLOPE SIDE OF THE POSTS
ENSURING IT GOES TO THE BASE OF THE TRENCH. FIX THE GEOTEXTILE WITH
5. FORM A SEAL WITH THE KERB TO PREVENT SEDIMENT BYPASSING THE FILTER. 3. ENSURE THE STRUCTURES ARE FREE OF PROJECTIONS OR OTHER WIRE TIES OR AS RECOMMENDED BY THE MANUFACTURER. ONLY USE
IRREGULARITIES THAT COULD IMPEDE WATER FLOW. GEOTEXTILE SPECIFICALLY PRODUCED FOR SEDIMENT FENCING. THE USE OF
FILTERED
6. SANDBAGS FILLED WITH GRAVEL CAN SUBSTITUTE FOR THE MESH OR SHADE CLOTH FOR THIS PURPOSE IS NOT SATISFACTORY.
WATER
GEOTEXTILE PROVIDING THEY ARE PLACED SO THAT THEY CAN FIRMLY ABUT 4. BUILD THE DRAINS WITH CIRCULAR, PARABOLIC OR TRAPEZOIDAL
EACH OTHER AND SEDIMENT-LADEN WATERS CANNOT PASS BETWEEN. CROSS-SECTIONS, NOT "V" SHAPED. 5. JOIN SECTIONS OF FABRIC AT A SUPPORT POST WITH A 150mm OVERLAP.
6. BACKFILL THE TRENCH OVER THE BASE OF THE FABRIC AND COMPACT IT
MESH & GRAVEL INLET FILTER GEOTEXTILE INLET FILTER TYPE B 5. ENSURE BANKS ARE PROPERLY COMPACTED TO PREVENT FAILURE.
THOROUGHLY OVER THE GEOTEXTILE.
SCALE N.T.S SCALE N.T.S
6. COMPLETE PERMANENT OR TEMPORARY STABILISATION WITHIN 10 DAYS OF
CONSTRUCTION.
SEDIMENT FENCE
DIVERSION DRAIN SCALE: N.T.S.
SCALE N.T.S
SCALE: CLIENT: APPROVED BY: PROJECT NAME:
RESIDENTIAL DUPLEX AT 22 DELORME ST
N.T.S. TITLE: STATUS:
EROSION & SEDIMENT ISSUED FOR APPROVAL
© ABN 89 647 469 707 C 21/10/22 REISSUED FOR APPROVAL MVP BRP NW SANTIAGO NOMINEES NATHAN WAGSTAFF CONTROL DETAILS
B 12/06/22 REVISED ARCH LAYOUT BRP BRP NW
37 MARY ST RPEQ: 26443
A 19/05/22 MCU ISSUE BRP BRP NW
NOOSAVILLE, QLD 4566 CPEng NER DRAWING NUMBER: PROJECT NUMBER: REV:
+61 7 5211 1003 REV DATE DESCRIPTION DWN CHK APP SHEET
DATE: 21/10/22 SIZE:
RECORCONSULTING.COM REVISIONS C21 20220130 A1 C
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