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16-003302-4204
From the archive 16-003302- Stage 4&5.zip, inside Operational Works Application OPW17/0055. File date in the archive: 2017-02-10 15:27.
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EROSION AND SEDIMENT CONTROL NOTES: SEDIMENT MANAGEMENT PROGRAM: MIN LE BERM (0.3m MIN
NGTH 1
5.0m
1. THE CONTRACTOR IS TO TAKE ALL NECESSARY PRECAUTIONS TO CONTROL AND MINIMISE EROSION AND 1. CLEARING HIGH)
DOWNSTREAM SEDIMENTATION DURING ALL STAGES OF CONSTRUCTION INCLUDING THE MAINTENANCE PERIOD. - INSTALL APPROPRIATE SAFETY FENCING AND SIGNAGE. 0.2m
2. NOTWITHSTANDING THE DESIGN SHOWN ON THE DRAWINGS, THE CONTRACTOR IS RESPONSIBLE TO IMPLEMENT - SEDIMENT FENCE, SEDIMENT BASINS AND DIVERSION DRAINS TO BE CONSTRUCTED AS REQUIRED. 3.0m
MIN WIDTH
SEDIMENT CONTROL DEVICES USING BEST PRACTICES AS NECESSARY TO MINIMISE THE QUANTITY OF SEDIMENT - EXISTING GRASSED AREAS TO REMAIN WHERE POSSIBLE. GEOTEXTILE
LEAVING THE SITE. - SHAKE DOWN/WASH DOWN BAY AT NOMINATED ENTRY/EXIT POINT ON TRADING POST ROAD AS REQUIRED. FABRIC
3. SOME VARIATIONS TO THE SPECIFIED CONSTRUCTION SEQUENCE MAY BE NECESSARY IN CERTAIN AREAS TO - CONSTRUCT UPSTREAM CLEAN WATER DIVERSION DRAINS
FACILITATE CONSTRUCTION. WHERE THIS IS THE CASE, ANY VARIATION MUST BE APPROVED BY THE - SUPERINTENDENT TO CONFIRM EXTENT OF CLEARING TO CONTRACTOR PRIOR TO COMMENCEMENT OF WORKS. RUNOFF FROM PAD DIRECTED 50-75mm
SUPERINTENDENT PRIOR TO IMPLEMENTATION. - REFER ALSO TO VEGETATION MANAGEMENT PLAN. TO SEDIMENT TRAP GRAVEL
4. AT ALL TIMES THE CONTRACTOR SHALL MONITOR THE PREVAILING WEATHER CONDITIONS AND PROTECT ANY 2. EARTHWORKS
DOWNSTREAM CONSTRUCTION GULLY INLETS. - SEDIMENT FENCES AND DIVERSION DRAINS TO BE CONSTRUCTED AS REQUIRED
5. CLEARING OF SITE AND STOCKPILE SITE TO BE DETERMINED ON SITE BY SUPERINTENDENT AND IS TO BE CLEAR OF
ANY WATER COURSE.
3. STOCKPILE TEMPORARY CONSTRUCTION EXIT WASHDOWN DEVICE
- SEDIMENT FENCE TO BE ERECTED 5m FROM TOE OF BATTER ON LOW SIDE OF STOCKPILE. N.T.S.
6. WHERE POSSIBLE PROVIDE CUT-OFF DRAINS TO DIVERT CLEAN WATER FROM UNDISTURBED CATCHMENT. - CUT OFF DRAIN ON HIGH SIDE TO DIRECT SURFACE RUNOFF AROUND STOCKPILE.
7. ALL PERIMETER BANKS/SWALES SHALL HAVE UNINTERRUPTED POSITIVE GRADE TO AN OUTLET. 4. MAINTENANCE PERIOD REMOVE FABRIC BETWEEN
8. CONSTRUCT WASH DOWN BAY OR SHAKE DOWN AT ENTRY/EXIT TO COUNCIL STANDARDS AND TO THE SATISFACTION - ALL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE INSPECTED: STEEL PICKET IN SAGS
OF COUNCIL'S LICENSING AND COMPLIANCE OFFICER. - AT LEAST DAILY (WHEN WORK IS OCCURRING ON SITE) OR WEEKLY (WHEN WORK IS NOT OCCURRING ON SITE)
9. THE EXTENT OF GRASSING OR HYDROMULCHING BE DETERMINED BY THE ENGINEER AND SHALL BE SEEDED, AS - WITHIN 24 HOURS OF EXPECTED RAIN; AND
SPECIFIED, WITHIN SEVEN DAYS OF FINAL TRIMMING. - WITHIN 18 HOURS OF A RAINFALL EVENT
10. THE CONTRACTOR SHALL BE RESPONSIBLE FOR COMPLYING WITH COUNCIL'S REQUIREMENTS IN RELATION TO GRASS - ALL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE MAINTAINED THE SAME DAY WHEN THE CAPACITY OF
STRIKE AND GRASS COVERAGE RATES AT THE ON AND OFF MAINTENANCE INSPECTIONS. THE EROSION AND SEDIMENT CONTROL MEASURE FALLS BELOW 75%.
11. ALL MATERIALS TRACKED OR SEDIMENT WASHED ONTO COUNCIL'S ROAD FROM THE DEVELOPMENT ARE TO BE - ANY REPAIRS TO EROSION AND SEDIMENT CONTROL DEVICES ARE TO BE EFFECTED IMMEDIATELY. SEDIMENT
BROOMED UP AND COLLECTED. AFTER RAIN IS TO BE CLEANED FROM STREETS AND ALLOTMENTS IMMEDIATELY AND CORRECTIVE ACTION TAKEN SAND BAGS BOTH SIDES
12. ALL SEDIMENT CONTROL DEVICES SHALL BE MONITORED, CLEANED AND/OR REPAIRED WHENEVER THE CAPACITY OF TO AVOID A RE-OCCURRENCE OF THE FAILURE. MESH OR GEOFABRIC OF OVERFLOW PATH
THE EROSION AND SEDIMENT CONTROL MEASURE FALLS BELOW 75%. ON GROUND TO EXTEND TO BACK OF
13. ALL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE INSPECTED AT LEAST DAILY (WHEN WORK IS REDUCE EROSION PAVEMENT BOX
OCCURRING ON SITE) OR WEEKLY (WHEN WORK IS NOT OCCURRING ON SITE). WITHIN 24 HOURS OF EXPECTED RAIN CONSTRUCTION SEQUENCE:
AND WITHIN 18 HOURS OF A RAINFALL EVENT AS REQUIRED TO MAINTAIN CONTROL DEVICES. A. CONSTRUCT ENTRY AND EXIT POINT TOGETHER WITH SHAKE DOWN DEVICE ON TRADING POST ROAD. SPILL THROUGH WEIR DETAIL
14. ALL TEMPORARY EROSION AND SEDIMENT CONTROL (ESC) MEASURES ARE TO BE MAINTAINED AND FULLY B. ERECT SEDIMENT FENCES ALONG DOWNSTREAM ADJACENT PROPERTY BOUNDARIES. PLACE BARRIER FENCES INSTALL AT ALL SAG POINTS IN SILT FENCES
OPERATIONAL DURING THE MAINTENANCE PERIOD, AND ARE TO BE REMOVED AFTER THE SATISFACTORY AROUND LOTS OR AREAS THAT DO NOT REQUIRE DISTURBANCE TO ENSURE AREAS REMAIN UNDISTURBED.
COMPLETION OF AN 'OFF MAINTENANCE' INSPECTION AND PRIOR TO FORMAL ACCEPTANCE BY COUNCIL. C. CONSTRUCT CLEAN WATER DIVERSION SWALES TO ENSURE UPSTREAM RUNOFF IS DIVERTED AROUND THE SITE.
15. NO OBSTRUCTIONS SHALL BE PLACED ON COUNCIL'S PUBLIC ROADS OR GULLY PITS FOR SAFETY REASONS. ALL DIVERSION SWALES ARE TO BE CONSTRUCTED PRIOR TO ANY EARTHWORKS OPERATIONS. SEDIMENT CONTROL FABRIC TO BE POSTS AT NOMINAL 2.0m
D. CLEARING, GRUBBING AND EARTHWORKS OF SEDIMENT BASIN AREAS ONLY. 'PROPEX' OR SIMILAR APPROVED CTRS TO BE STEEL PICKET
E. CONSTRUCT TEMPORARY SEDIMENT BASINS, WITH NON-DISPERSIVE MATERIAL, SPILLWAY, AND OTHER TOP EDGE TO BE SUITABLY OR 50 x 50 HARDWOOD
ASSOCIATED WORKS. SUPPORTED BETWEEN POSTS
F. CONSTRUCT DIVERSION DRAINS DIRECTING DIRTY WATER INTO SEDIMENT BASINS.
G. CLEARING, GRUBBING AND STRIPPING FOR THE REMAINDER OF THE SITES EARTHWORKS AREAS. DIRECT RUN-OFF
SEDIMENT BASIN NOTES: TO SEDIMENT BASINS. NOTE:
700 APPROX
1. SEDIMENT BASIN CONSTRUCTION AND MAINTENANCE TO BE IN ACCORDANCE WITH SOIL EROSION AND SEDIMENT H. UNDERTAKE EARTHWORKS OPERATIONS.. PROVIDE SMALL UPSTREAM
CONTROL - ENGINEERING GUIDELINES FOR QLD CONSTRUCTION SITES - IEA QLD; AS PER NOOSA SHIRE COUNCIL PSP05 I. ERECT SEDIMENT FENCES TO LOTS. RETURNS (2-3m) AT 30m MAX.
CLAUSE 5.2. J. PLACE SEDIMENT FENCES AT BOUNDARIES ADJACENT TO ROADWAYS WHERE LOT SLOPES TOWARDS ROAD. SPACINGS ALONG FENCE
2. FOR THE ENTIRE EMBANKMENT AREA STRIPPING OF VEGETATION AND ANY HIGHLY ORGANIC TOP SOILS AND ANY SOFT K. TOPSOIL AND GRASS SEED ALL REMAINING LOTS FOLLOWING PROGRESSIVE COMPLETION OF EARTHWORKS IF
FALL
CLAYS TO DEPTHS OF APPROXIMATELY 0.3m IS REQUIRED. DIRECTED BY SUPERINTENDENT.
450
3. THE STRIPPED SURFACE IS TO BE INSPECTED AND TESTED BY A GEOTECHNICAL ENGINEER. L. ON COMPLETION OF WORKS AS STATED ABOVE, ESTABLISHMENT OF 70% GRASS COVER AND APPROVAL BY 200 X 200
4. SUBJECT TO THE GEOTECHNICAL ENGINEER INSPECTION EXCAVATION OF A CUTOFF KEY ALONG THE EMBANKMENT COUNCIL, REMOVE SEDIMENT BASIN, SEDIMENT TRAPS AND REHABILITATE AREAS. GRASS SEED IMMEDIATELY. TRENCH
CENTERLINE AT LEAST 0.5m - 1.0m INTO THE FOUNDATION MATERIALS SHALL BE REQUIRED. PLACE SEDIMENT FENCES TO DOWNSTREAM SIDES OF DISTURBED AREAS.
M. COMPLETE REMAINING EARTHWORKS OPERATIONS TO AREAS WHERE SEDIMENT BASINS AND DIVERSION DRAINS
5. THE CLAY FILLING FOR THE BASIN SHOULD BE PLACED IN HORIZONTAL LAYERS OF 200mm THICKNESS AND COMPACTED
HAVE BEEN REMOVED. ENSURE ADEQUATE SEDIMENT FENCES ARE PLACED DOWNSTREAM OF ALL WORKS.
SEDIMENT FENCE DETAIL
TO A DENSITY RATIO WITHIN THE RANGE 98% - 102% STANDARD COMPACTION (AS 1289.5.1.1). PLACEMENT MOISTURE N.T.S.
CONTENTS SHOULD BE WITHIN THE RANGE OMC - 1% TO OMC + 2% (WHERE OMC = OPTIMUM MOISTURE CONTENT FOR
STANDARD COMPACTION).
8. WATER QUALITY SAMPLES MUST BE TAKEN AND ANALYSED PRIOR TO THE RELEASE OF ANY WATER FROM THE SEDIMENT DIVERSION DRAIN
WIDTH AS SPECIFIED
BASINS. WATER QUALITY MUST SATISFY THE FOLLOWING CRITERIA: TSS < 50mg/L, PH BETWEEN 6.5 AND 8.5 AT ALL TIMES. PROVIDE SECURED GEOFABRIC TO INVERT
1 in ON LAYOUT PLANS
RESULTS ARE REQUIRED TO BE FORWARDED TO SUPERINTENDENT WITHIN 48 HOURS OF SAMPLING. AND BATTERS AT BASIN INLETS. 2 TOP OF BANK
2 1 in
9. ALL WATER QUALITY SAMPLES DATA INCLUDING DATES OF RAINFALL, DATES OF TESTING AND WATER RELEASE, MUST BE
MAINTAINED IN AN ON-SITE REGISTER. THIS REGISTER IS TO BE MAINTAINED FOR THE DURATION OF THE APPROVED 5m LOOSE PLACED
EXTEND SANDBAGS TO
WORKS, AND BE AVAILABLE FOR INSPECTION BY COUNCIL OFFICERS ON REQUEST. ROCK NOMINAL 200mmØ
BATTER EXTENTS
10. FLOCCULATION AGENT FOR TYPE 'D' BASIN SHALL BE GYPSUM DOSED AT ABOUT 32kg/100Cum. CONTRACTOR TO HAVE
GEOTEXTILE ROCK LINED BASE, 300mm
SUPPLY OF FLOCCULATION AGENT AVAILABLE ON SITE.
TYPICAL SEDIMENT THICK. SIZE D50 = 200mm.
11. FLOCCULATION, TESTING AND DEWATERING IN A NON-EROSIVE MANNER SHALL BE COMPLETED WITHIN 5 BUSINESS DAYS
FROM A RUN-OFF INCLUDING RAIN EVENT. ANY WATER DISCHARGED FROM THE SEDIMENT BASIN AND RELEASED BASIN SECTION A
OFF-SITE MUST ACHIEVE THE WATER QUALITY CRITERIA PRIOR TO BEING RELEASED FROM THE SITE. (SIZE AS
DIVERSION DRAIN N.T.S.
12. ALL REASONABLE AND PRACTICAL MEASURES SHALL BE TAKEN TO DIRECT STORMWATER TO SEDIMENT BASINS USING NOMINATED) OVERFLOW WEIR SAND BAG PROTECTION
CONTOURED CATCH DRAINS. (SAND BAGS TO BE EMBEDDED
13. WHERE REQUIRED DURING ROAD CONSTRUCTION, SUITABLE GAPS IN THE KERB SHALL BE LEFT IN ORDER TO ALLOW 50mm, AND ARE TO EXTEND
DIVERSION DRAINS AND THE PLACEMENT OF SAND BAGS ACROSS THE ROAD WIDTH TO DIVERT SURFACE FLOWS TO 150mm ABOVE THE SURFACE
TEMPORARY SEDIMENT BASINS. LEVEL OF INLET)
14. BASINS INLETS SHALL BE PROTECTED FROM EROSION AND SCOUR BY IMPLEMENTING ROCK OR GEOTEXTILE LINED
A
-
CHUTES.
15. A PRIMARY OUTLET/EMERGENCY SPILLWAY SHALL BE IMPLEMENTED ON EACH SEDIMENT BASIN TO ACCOMMODATE A TYPICAL SEDIMENT BASIN
20-YEAR ARI. N.T.S.
FIELD INLET PROTECTION INSTALL SANDBAGS TO PREVENT
16. SEDIMENT BASINS EMERGENCY SPILLWAYS, SPILLWAY CHUTES AND OUTLET CHANNELS FROM THE SEDIMENT BASINS N.T.S. WATER SEEPAGE.
SHALL BE ADEQUATELY STABILISED AGAINST EROSION/SCOUR AND REMAIN STRUCTURALLY STABLE UP TO AND PROVIDE SECURED RL AS SPECIFIED
INCLUDING THE A 20-YEAR ARI RAIN EVENT". GEOFABRIC TO INVERT AND CREST
17. ALL BASINS TO BE SURROUNDED BY TEMPORARY SAFETY FENCING AND WARNING SIGNS SHALL BE ERECTED BATTERS AT BASIN INLETS.
1 in
SURROUNDING THE BASIN AND STEEP, INTERNAL SLOPES SHALL BE AVOIDED. WATER SETTLING LEVEL SPILLWAY 2M
1 in AX
2M
AX
1 in AX
2 1 in
2 SEDIMENT STORAGE LEVEL 2M
1 in
INVERT
TYPICAL DIVERSION DRAIN DETAIL NOTE:
SEDIMENT BASINS TO HAVE CHILD RESTRAINT
TYPICAL TEMPORARY SEDIMENT BASIN (TYPE D)
N.T.S. FENCING FOR DURATION OF USE
N.S.C. REF NO. MCU15/0111 & REC15/0031
REVISION DATE ISSUE DETAILS DRAWN DESIGN DRAWN STATUS SCALE CLIENT PROJECT DRAWING TITLE
A 30.01.17 ORIGINAL ISSUE NA BF FOR APPROVAL PALM LAKE WORKS PTY LTD PALM LAKE RESORT EROSION AND SEDIMENT
2 NOT FOR CONSTRUCTION STAGE 4 & 5
3 1:250 5 0 5 10 A1
CONTROL DETAILS AND NOTES
4 DESIGN APPROVED 1:500 A3 19 TRADING POST ROAD - COOROY
5 ANDREW McPHAIL RPEQ 6921 PROJECT No. DRAWING No. REVISION
6 DISCLAIMER
7
C 2015 www.calibreconsulting.co
ALL DIMENSIONS TO BE CHECKED ON SITE BY CONTRACTOR PRIOR TO
CONSTRUCTION. USE WRITTEN DIMENSIONS ONLY, DO NOT SCALE.
16-003302 4204 A
8 FOR & ON BEHALF OF CALIBRE CONSULTING (QLD) PTY LTD
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