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Attachment 3 - Engineering Report · MCU23/0030
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EROSION & SEDIMENT CONTROL MANAGEMENT PLAN SEDIMENT & EROSION CONTROL NOTES
1. ALL WORK IS TO BE COMPLETED IN ACCORDANCE WITH WALSH
Comply with all statutory regulations and maintain during the earthworks CONSULTING ENGINEER'S MAJOR EROSION & SEDIMENT CONTROL
ENTIRE VERGE TO Objective / Target construction. Comply with the Major Erosion and Sediment Control Plan PLAN AND IN ACCORDANCE WITH MAROOCHY SHIRE COUNCIL
BE TURFED. by Walsh Consulting Engineers to control erosion and sediment flows. MAROON MANUAL. REFER WALSH CONSULTING ENGINEER'S PLANS
FOR DETAILED DESIGN CALCULATIONS AND SUPPLEMENTARY NOTES.
2. ALL SEDIMENT & EROSION CONTROL DEVICES ARE TO BE INSTALLED
Site foreman to identify and check direction of stormwater flows as IN ACCORDANCE WITH THE I E AUST SOIL EROSION & SEDIMENT
SILT FENCE BY LENGTH AS REQUIRED shown on plan. Provide barriers and other measures shown on plan and CONTROL MANUAL, AS DETAILED ON THIS PLAN, OR AS REQUIRED FOR
SEDIMENT FENCE Management Strategy
within council guidelines to prevent stormwater flows over
MAX.
GEOFABRICS COMPLIANCE WITH THE REQUIREMENTS OF THE ENVIRONMENTAL
700
BY GEOFABRICS embankments and minimise sediments into gully pits. MANAGEMENT PLAN.
N.S.L. 3. THE CONTRACTOR IS RESPONSIBLE FOR ENSURING SEDIMENT &
N.S.L.
EROSION CONTROL DEVICES ARE INSPECTED & MAINTAINED AS
200 MIN Implement and maintain control measures identified on the Erosion and FOLLOWS:
200 MIN Task / Actions
2.5% Sediment Control Plans. (A) DURING CONSTRUCTION
POSTS AT 3m CENTRES WITH WIRE
SECTION (i) DAILY DURING DRY WEATHER
MESH BACKING or 2m WITHOUT. ALL
(ii) PRIOR TO PREDICTED STORM EVENTS
POSTS DRIVEN 600mm INTO GROUND.
(iii) TWICE DAILY DURING PROLONGED RAIN
Site foreman to check for erosion and sediment flows at the base of (iv) DURING AND AFTER MAJOR STORM EVENTS
Performance Indicators embankments after rain. Check that all sediment fences and check (B) DURING DEFECTS LIABILITY PERIOD
TURF VERGE DETAIL dams are working correctly during rain events. (i) WEEKLY DURING DRY WEATHER
PERIMETER SILT FENCE SCALE: 1:50 (ii) PRIOR TO PREDICTED STORM EVENTS
SCALE 1:50 (iii) TWICE WEEKLY DURING PROLONGED RAIN
Inspection of all control structures shall be undertaken prior to expected (iv) DURING AND AFTER MAJOR STORM EVENTS
SEDIMENT FENCES SHALL BE CONSTRUCTED WITH RETURNS AT rainfall events and at least twice weekly. All minor structures such as
INTERVALS IN ACCORDANCE WITH "IECA BEST PRACTICE EROSION Frequency / Deadline 4. THE CONTRACTOR IS TO CONSTRUCT AN ENTRY/EXIT SEDIMENT TRAP
windrows, sediment fences etc, shall be inspected at the completion of
CONTROL MANUAL" AND MAXIMUM 20m SPACINGS FOR FENCES each day. AS DETAILED PRIOR TO THE COMMENCEMENT OF ANY EARTHWORKS.
ALONG CONTOURS AND 10m FOR ON-GRADE.
5. ALL STOCKPILES TO BE TEMPORARILY GRASSED & GRADED TO
ENSURE CONTROL OF RUNOFF. ALTERNATIVELY, SEDIMENT FENCES
Responsible Person / The implementation of the Major Erosion and Sediment Control Plan is TO THE DOWNSTREAM FACE OF STOCKPILES ARE TO BE INSTALLED,
TEMPORARY ROCK FILTER DAM
Organisation the responsibility of the Principal Contractor. WITH CUT-OFF DRAINS UPSTREAM.
6. ROUGHEN ALL SURFACES PRIOR TO TOPSOIL PLACEMENT.
ROUGHENING TO CONSIST OF LATERAL (90° TO SLOPE) GROOVES
100mm DEEP AT 2m MAX. SPACINGS.
Principal contractor to provide a monthly copy of record sheets
"BIDIM A34" BY GEOFABRICS OR APROVED A A Reporting / Review identifying test results for water quality testing. Site workman to advise 7. ALL EXPOSED SURFACES, ONCE COMPLETED SHALL BE IMMEDIATELY
foreman if they notice any barrier needing repair. STABILISED TO PREVENT EROSION. ROUGHEN SURFACE BY FORMING
EQUIVALENT. INSTALLED AS SHOWN
LATERAL GROOVES 50mm DEEP AT 1m MAX. SPACINGS AND 5m MAX.
LENGTHS.
GRATED INLET 8. SEDIMENT & EROSION CONTROL DEVICES (OTHER THAN THOSE
Should inspection reveal deficiencies, the Contractor shall report issues
PIT IN ROADWAY Corrective Actions ALREADY SHOWN) TO BE INSTALLED WHERE NECESSARY & AS
to Supervising Engineer.
DIRECTED ON SITE BY THE SUPERINTENDENT.
PLAN
ELEVATION PLAN N.T.S. 9. SEDIMENT & EROSION CONTROL DEVICES ON THIS PLAN ARE
INDICATIVE ONLY. IT IS THE RESPONSIBILITY OF THE SITE MANAGER TO
ENSURE THAT THE INTENT OF THIS PLAN AND THE ENVIRONMENTAL
ALLOTMENT PIT PROTECTION DETAIL TEMPORARY SILT TRAP DETAIL MANAGEMENT PLAN ARE COMPLIED WITH.
TYPE 1 (AP1) 10. EROSION AND SEDIMENT CONTROL DEVICES/STRATEGIES TO BE
SCALE 1:20 COMPLETED PRIOR TO DISTURBANCE OF THE SITE, AND SHALL REMAIN
IN PLACE UNTIL PERMANENT WORKS ARE COMPLETE AND CATCHMENT
TYPICAL LIP-IN-LINE VEGETATION IS ESTABLISHED (75% GRASS COVER MINIMUM) .
NOTE:
GULLY PIT
CONTRACTOR TO PROVIDE A 11. AREAS OF WORKS THAT REQUIRE DISTURBANCE OF SOIL SHALL BE
WASH DOWN FACILTY IN KEPT TO A MINIMUM TO LIMIT THE EXPOSURE OF SOIL TO RAIN-DROP
CONJUNCTION WITH THE IMPACT AND OTHER FORMS OF WIND/STORMWATER EROSION.
PROPOSED CATTLE GRID.
12. ALL WORK IS TO BE COMPLETED IN ACCORDANCE WITH WALSH
CATTLE GRID 3.0M NOM CONSULTING ENGINEERS STANDARD SPECIFICATION.
CONSTRUCTION SITE WIDTH SET 300MM
5m ABOVE GROUND PROVIDE GEOTEXTILE
MIN FABRIC WRAP OVER GRATE
NOM
3 TURF STRIPS WIDE
100
GRATED
DRAIN 10 KERB & CHANNEL
MI N m
GEOTEXTILE TUBE
SILT FENCE 2000 BY GEOFABRICS
300
OR OTHER APPROVED COMPOSITE GEOTEXTILE FABRIC, PROVIDE SAND FILLED 100Ø
SILTFENCE. INSTALLED IN BIDUM U34 OR SIMILAR SLOTTED AG DRAIN,
ACCORDANCE WITH 3 m IN WRAPPED IN GEOFABRIC, or
M TO APPROVED EQUIVALENT,
MANUFACTURERS SPECIFICATIONS. TURF SURROUND / WHERE DIRECTED BY EX
75 - 100mm TE TO FRONT OF CHAMBER
SUPERINTENDENT. INSTALL ENVIROMAT OR RN
CRUSHED ROCK AL
OTHER APPROVED PRODUCT IN ACCORDANCE R OA
WITH MANUFACTURERS SPECIFICATIONS. D 0 0.4 0.8 1.2 1.6 2.0m
INLET PIT PROTECTION DETAIL (IP)
ALLOTMENT PIT PROTECTION DETAIL CONSTRUCTION EXIT SCALE 1:20
SCALE 1:20 A1, 1:40 A3
TYPE 2 (AP2) 0 1.0 2.0 3.0 4.0 5.0m
SCALE 1:50
SCALE 1:50 A1, 1:100 A3
REV DATE DESCRIPTION BY CHKD PROJECT: DRAWING TITLE:
P 07 5443 4443
A 14/02/23 CLIENT NAME REVISED EPW BWM
PROPOSED RESIDENCE EROSION AND SEDIMENT CONTROL
E [email protected] ................ ................ at 50 NOOSA PARADE, NOOSA HEADS MISCELLANEOUS DETAILS PLAN CONSULTING
CHECKED DIRECTOR APPROVAL
W walsheng.net.au
RPEQ ‐ 4665 for PETER PULJICH
CONSULTING A 15/72 Wises Road, Maroochydore Q 4558
PO Box 5512, Maroochydore BC Q 4558
A.B.N. 39 611 482 716 FOR APPROVAL C DRAWING No: C6398/23/ESC02 REVISION: A
NOT FOR CONSTRUCTION
FILENAME : C6398-23-ESC02.dwg - DATE : 14/2/23 - 9:04am A1 Sheet Size Design: BWM Drawn: BWM Date: FEB 2023 COUNCIL REFERENCE: SHEET: 2 of 2
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