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Engineering
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LINDSAY CONSULTING PTY LTD
SEDIMENT AND EROSION
LINDSAY CONSULTING PTY
LTD
OPEN CONCRETE BLOCKS
CONTROL DETAILS OFF. 2C/82 PARKER STREET, MAROOCHYDORE
RPEQ 4928
PH 54 792 118
THIS DRAWING REMAINS THE PROPERTY OF
LINDSAY CONSULTING PTY LTD AND IS FOR
ALL EROSION AND SEDIMENT IN ACCORDANCE WITH IN ACCORDANCE WITH UNDISTURBED AREA
THE SOLE USE OF THE CLIENT. NO PART
WITH MAROON BOOK MANUAL FOR EROSION AND SEDIMENT CONTROL MAY BE USED IN PART OR WHOLE WITHOUT
PRIOR EXPRESS WRITTEN CONSENT OF
GRAVEL FILTER LINDSAY CONSULTING PTY LTD
SANDBAG OVERLAP 4.0m MIN.
CLIENT AND PROJECT DESCRIPTION
ONTO KERB
GEOTEXTILE STAKES
FILTER FABRIC STAKES CLOUT DESIGN
RUNOFF WATER
DROP INLET
WITH GRATE 1.5m TIMBER STAKES OPERATIONAL WORKS
WITH SEDIMENT AT MAX 2.5m CENTRES
NO. 7 WILLIAM ST
1.5m M
RUNOFF
DISTURBED
600mm (NOM) GAP
0.2m AREA NOOSAVILLE
IN.
DIRECTION OF FLOW
BETWEEN SAND BAGS FILTERED GEOTEXTILE
ACT AS SPILLWAY BURIED FABRIC WATER FILTER FABRIC
THREE LAYERS OF SEDIMENT FENCE
SANDBAGS WITH ENDS
OVERLAPPED.
GEOTEXTILE INLET FILTER DRAWING TITLE
DOWN STREAM GULLY PROTECTION DETAILS STAKES DRIVEN INTO GROUND
FLO
W
NOT TO SCALE GEOTEXTILE INLET FILTER CONSTRUCTION NOTES FL
OW SEDIMENT CONTROLS
1. FABRICATE A SEDIMENT BARRIER FROM GEOTEXTILE. GEOTEXTILE FILTER FABRIC
2. FOLLOW DETAIL FOR SEDIMENT FENCE FOR GEOFABRIC
INSTALLATION. REDUCE PICKET SPACINGS TO 1m CENTRES.
BURY THE TOP OF THE PLASTIC 3. DO NOT COVER THE INLET WITH GEOTEXTILE UNLESS THE
FLOW
IN TRENCH MIN 300mm DEEP. DESIGN IS ADEQUATE TO ALLOW FOR ALL WATERS TO 23 24
STAPLE AT 150mm CENTRES. W
BYPASS IT. FLO
25
COMPACT SOIL OVER BLANKET SCALES
26
PRO A
PERT
Y L
CENTRELINE SECTION AT POINTS "A" HOLD IN PLACE
WITH SAND BAGS
INE
SEDIMENT
90 DEG
FILL TRENCH WITH SOIL TRAP
ent GEOTEXTILE FILTER SOCK A
ignm FILLED WITH 25MM GRAVEL
AND COMPACT
l
OVERLAP-BURY UPPER END OF 15. ty A
LOWER BLANKET AS IN "A". OVERLAP STAPLES: 8 GAUGE MIN 0m Pro
per
(4mm) WIRE Berm (300mm MIN height)
END OF TOP BLANKET 300mm AND
STAPLE AT 150 CRS.
NOM KERB INLET PIT SEDIMENT BARRIER SEDIMENT
200
TRAP
FLOW
50m NOTE: POINTS A AT SAME
Geotextile fabric, MAX ELEVATION
Bidum U34 or similar m 1.5m TIMBER STAKES
3.0 N AT MAX 2.5m CENTRES SURVEY DATUM
MI
CENTRELINE SECTION AT POINTS "B" Unbound pavement material (gravel) to Grading ha nne
l
ay SELF-SUPPORTING
GEOTEXTILE SEDIMENT FENCES
B, Table 9 of QT Specification MRS11.05, &c roadw .
b
exclude material finer than sieve 2.36mm Ker rn
ew Sediment Fence installed across the contour
A E xist
ing,
o
500mm TO 600mm DIRECTION OF
FLOW - uncontoured concentration of flow should be avoided
NOT TO REGULAR SCALE
ASSOCIATED CONSULTANTS
Runoff from pad directed to sediment trap 600mm MIN ON SOIL, 150mm x 100mm
TRENCH WITH COMPACTED
B BACKFILL AND ON ROCK, SET
TEMPORARY CONSTRUCTION ENTRY/EXIT SEDIMENT TRAP
Not to Scale
SECTION DETAIL INTO SURFACE CONCRETE
CATTLE GRID 3.0m NOM WIDTH
STAPLE BLANKETS SET 300mm ABOVE GROUND
AT GRID OF CONSTRUCTION SITE 5m
1m CENTRES MIN T
B MEN
NOM
LIGN
200
A
10 TY
MIN m PER EL SEDIMENT FENCE CONSTRUCTION NOTES
B PRO HANN ;
1. CONSTRUCTION SEDIMENT FENCES AS CLOSE AS
FLOW
C
GEOFABRIC FABRIC, BIDIM A34 & WAY KERB INLET PIT SEDIMENT BARRIER POSSIBLE TO BEING PARALLEL TO THE CONTOURS OF THE
OAD
300
STAPLE OUTSIDE EDGES OR SIMILAR K ERB R SITE, BUT WITH SMALL RETURNS. THE CATCHMENT AREA
AT 300mm CRS. 3MmIN N EW CONSTRUCTION NOTES SHOULD BE SMALL ENOUGH TO LIMIT WATER FLOW IF
R 1. FABRICATE A SLEEVE FROM GEOTEXTILE OR WIRE MESH
N G ,O LONGER THAN THE LENGTH OF THE INLET PIT AND FILL
CONCENTRATED AT ONE POINT.
RUNOFF TO BE DIRECTED TO A SEDIMENT TRAP, STI 2. CUT A 150-mm DEEP TRENCH ALONG THE UPSLOPE
REFER STANDARD DRAWING D-0041. EXI WITH 25mm TO 50mm GRAVEL. LINE OF THE FENCE FOR THE BOTTOM OF THE FABRIC TO
CLEAN/DIRTY DIVERSION DRAINS 2. FORM AN ELLIPTICAL CROSS-SECIRCUITION APPROX. 150mm BE ENTRENCHED.
3. DRIVE TIMBER STAKES INTO GROUND AT 2.5m
HIGH, 400mm WIDE.
TEMPORARY ENTRY/EXIT 3. PLACE THE FILTER AT OPENING LEAVING AT LEAST INTERVALS (MAX) AT THE DOWNSLOPE EDGE OF THE TRENCH.
100mm BETWEEN KERB INLET AND SLEEVE. MAINTAIN 4. FIX SELF-SUPPORTING GEOTEXTILE TO THE UPSLOPE REVISION LIST
DIVERSION DRAIN CONSTRUCTION NOTES OPENING WITH SPACER BLOCKS. SIDE OF THE POSTS ENSURING IT GOES TO THE BASE OF A ORIGINAL ISSUE 20/11/20
4. FORM A SEAL WITH KERB TO PREVENT SEDIMENT THE TRENCH. FIX THE GEOTEXTILE WITH WIRE RECOMMENDED
1. REMOVE ANY ROCKS, CLODS, STICKS OR GRASS FROM THE SURFACE BEFORE LAYING PLASTIC.
TEMPORARY ENTRY/EXIT CONSTRUCTION NOTES BY THE MANUFACTURER. THE USE OF SHADE CLOTH FOR
BYPASS.
2. ENSURE THAT TOPSOIL IS AT LEAST 75mm DEEP. 5. SANDBAGS FILLED WITH GRAVEL CAN SUBSTITUTE FOR THIS PURPOSE IS NOT SATISFACTORY.
1. STRIP THE TOPSOIL, LEVEL THE SITE AND COMPACT THE SUBGRADE. 5. JOIN SECTIONS OF THE FABRIC AT A SUPPORT POST
3. ENSURE PLASTIC WILL BE CONTINUOUSLY IN CONTACT WITH THE SOIL BY GRADING THE SURFACE 2. COVER THE AREA WITH NEEDLE-PUNCHED GEOTEXTILE. THE MESH OR GEOTEXTILE PROVIDED THEY ARE PLACED
CAREFULLY FIRST. SO THAT THEY FIRMLY ABUT EACH OTHER AND WITH A 150mm OVERLAP.
3. CONSTRUCTION A 200mm THICK PAD OVER THE GEOTEXTILE USING ROAD BASE OR 30mm. 6. BACKFILL THE TRENCH OVER THE BASE OF THE FABRIC
4. LAY FABRIC IN "SHINGLE FASHION", WITH THE END OF EACH UPSTREAM ROLL OVERLAPPING THOSE 4. ENSURE THE STRUCTURE IS AT LEAST 15m LONG OR TO BUILDING ALIGNMENT AND AT SEDIMENT LADEN WATERS CANNOT PASS BETWEEN.
DOWNSTREAM. ENSURE EACH ROLL IS ANCHORED PROPERLY AT ITS UPSLOPE END. AND COMPACT IT THOROUGHLY OVER THE GEOTEXTILE.
LEAST 3m WIDE.
5. ENSURE FULL WIDTH OF FLOW CHANNEL IS COVERED BY THE PLASTIC. 5. WHERE SEDIMENT FENCE JOINS ONTO THE STABILISED ACCESS, CONSTRUCTION A HUMP OR
GRATE IN THE STABILISED ACCESS TO DIVERT WATER TO THE SEDIMENT FENCE.
Computer File
201343OW.DWG
DRAWING NUMBER SHEET REV.
20-1343-F4 4 A
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