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MCU14/0056 Response to SARA - Consulting Report
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Plans and drawings
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Log in to see the plans as drawnEROSION AND SEDIMENT CONTROL NOTES SEDIMENT BASIN MAINTENANCE PROGRAM SEDIMENT CONTROL BASIN CALCULATIONS
1. THE EROSION AND SEDIMENT CONTROL WILL COMPLY WITH: 1. WITHIN 24 HOURS OF THE CONCLUSION OF EACH STORM EVENT GYPSUM CALCULATIONS TO I.E.C.A. BEST PRACTICE EROSION & SEDIMENT CONTROL
LEGEND
WILL BE USED FOR SEDIMENT FLOCCULATION. GYPSUM IS TO BE MIXED AS A BOOK 2 APPENDIX B EXISTING PROPERTY BOUNDARY
SLURRY AND APPLIED AT THE FOLLOWING RATE:
- THE INSTITUTE OF ENGINEERS AUSTRALIA'S EROSION AND SEDIMENT CONTROL (A) GYPSUM - 32kg PER 100m3 OF STORED WATER. BASIN TYPE F (WET) EXISTING CONTOUR - MAJOR
ENGINEERING GUIDELINES FOR QUEENSLAND CONSTRUCTION SITES - JUNE 1996. DESIGN VOLUME STORAGE = REFER TO SEDIMENT BASIN DESIGN TABLE EXISTING CONTOUR - MINOR
2. EXISTING GRASSED AREAS CLEAR OF EARTHWORKS TO BE MAINTAINED DURING DESIGN STORM
2. DECANT AFTER FLOCCULATION ONCE WATER QUALITY OBJECTIVE OF NOT
CONSTRUCTION. LESS THAN 50 MILLIGRAMS PER LITRE OF TOTAL SUSPENDED SOLID
AVERAGE RAINFALL INTENSITY FOR EXISTING BUILDING
3. PROVIDE EROSION CONTROL DEVICE 3M (MAXIMUM) DOWNSTREAM OF ALL STORMWATER CONTENT, TURBIDITY < 70NTU AND A PH RANGE OF 6.5 - 8.5 HAVE BEEN 1 in 1 YEAR ARI , 120hr STORM (mm/hr) X X X X X X X X ABANDON EXISTING SERVICE
DRAINAGE OUTLETS. ACHIEVED. IF A PUMP IS USED, THEN DECANTING MUST CEASE PRIOR TO RUNOFF COEFFICIENT
4. ADDITIONAL CONTROL DEVICES SHALL BE PLACED, WHERE DIRECTED BY THE
EXISTING ROAD CROWN
SETTLED SEDIMENT BEING DRAWN INTO THE INTAKE PIPE. WQO'S TO BE CV = 0.30 (GROUP C - 22.5mm/hr) /////
SUPERINTENDENT. ALTERNATIVE DESIGNS TO BE APPROVED BY THE SUPERINTENDENT ACHIEVED AND BASIN DEWATERED WITHIN 5 DAYS. EXISTING EDGE OF BITUMEN
PRIOR TO CONSTRUCTION. 3. SEDIMENT EXTRACTED FROM BASIN TO BE REMOVED WITH BOBCAT, SETTLING VOLUME EXISTING KERB AND CHANNEL
5. WOVEN WIRE TO BE FASTENED SECURELY TO FENCE POSTS WITH WIRE TIES OR STAPLES. BACKHOE (OR SIMILAR) AND SUITABLY DISPOSED OF IN SEDIMENT DUMPS, R = K1 x I(1y.120hr) + K2 SW
6. FILTER CLOTH TO BE FASTENED SECURELY TO WOVEN WIRE FENCE WITH TIES SPACED EXISTING STORMWATER DRAINAGE
OR DRIED AND REMOVED FROM SITE. R = 12.9 x 1.34 + 9.9
7.
EVERY 600MM AT TOP OF MID SECTION.
WHEN TWO SECTIONS OF FILTER CLOTH ADJOIN EACH OTHER THEY SHALL BE
4. INSTALL 2 STD. FLOOD INDICATOR POST, ONE AT EACH END OF BASIN. R = 27.186 (y%, 5 DAY) > >> EXISTING STORMWATER TABLE DRAIN
SEDIMENT TO BE CLEANED OUT ONCE IT HAS REACHED A HEIGHT OF 0.4m S EXISTING SEWER
OVERLAPPED BY 150MM AND FOLDED. ON EITHER INDICATOR POST. Vs = 10 x R x Cv x A
POSTS: STAR PICKETS OR 50MM X 50MM HARDWOOD W EXISTING WATER
5. RECORDS OF SEDIMENT BASIN WATER QUALITY RESULTS TO BE Vs = 10 x 27.186 x 0.42 x 5.04
FENCE: WOVEN WIRE 14 GAUGE. 150MM MAXIMUM MESH OPENING. RTW EXISTING RETAINING WALL
W
MAINTAINED AND COPY KEPT ONSITE. RECORDS TO BE MADE AVAILABLE TO Vs = 576m3
T
FILTER CLOTH: FILTER AS SPECIFIED (TERRAM 1000, POLYFELT TS 500 BIDIM U24 OR COUNCIL OFFICERS UPON REQUEST.
SETTLING DEPTH EXISTING FENCE - TYPE 1
II
II
EQUIVALENT).
= 1.0m E EXISTING ELECTRICAL
PREFABRICATED UNIT: GEOFAB, ENVIROFENCE, OR APPROVED EQUIVALENT.
EU EXISTING ELECTRICAL UNDERGROUND
T
8. CONTRACTOR TO PROVIDE FAUNA SPOTTER TO LOCATE AND REMOVE WILDLIFE PRIOR TO BASIN DIAMENSIONS
START OF CONSTRUCTION. MIDDLE AREA (SETTLING ZONE) EXISTING ELECTRICAL OVERHEAD
N
576/1.0 = 576m2 T EXISTING COMMUNICATIONS
EROSION AND SEDIMENT CONTROL STAGING NOTES
N
W
T
LENGTH = 42.0m PROPERTY BOUNDARY
W
1. CLEARING/EARTHWORKS W WIDTH = 14.0m
INSTALL DEVICES DOWNSTREAM OF ALL DISTURBED AREAS PRIOR TO START OF WORKS. EASEMENT BOUNDARY
T SIDE SLOPES = 1 in 3
T
2. TRENCHING/SERVICES 1.00 CONTOUR - MAJOR
MAINTAIN DEVICES DOWNSTREAM OF ALL TRENCHES. TRENCH MATERIAL TO BE REMOVED SURFACE AREA (BASE SETTLING ZONE)
W MIDDLE ZONE LESS 1.8m FOR SLOPE BUILDING
OR REPLACED IN TRENCH AS SOON AS POSSIBLE. N
DEPTH 0.6m ROAD CONTROL LINE
W
3. ROADWORKS CD
N
>
W
T
USE HAYBALES AND SAND BAGS ON GULLY GRATES PRIOR TO SURFACING. LENGTH = 40.2m ROAD CROWN
I
4. FINAL WIDTH = 12.2m
>
/////
EDGE OF BITUMEN
T
LEAVE ALL DEVICES IN PLACE UNTIL GRASS COVER IS SUFFICIENT TO PREVENT
I
SIDE SLOPES = 1 in 3
>
SCOURING. KERB
NB
SEDIMENT STORAGE
>>
I
KERB AND CHANNEL
>
SW
50% OF Vs
T W
CONCRETE FOOTPATH
>
I
VOLUME (MIN. REQUIRED) = 288m3
N
SW SW STORMWATER DRAINAGE
W
>
CLEAN WATER
T
VOLUME (ACTUAL)= 294m3
NB
SW
T
RW RW
I
SEDIMENT CATCH DRAIN CD DEPTH = 0.60m ROOFWATER DRAINAGE
>
> > > > STORMWATER TABLE DRAIN
>>
>
I
FH
POSSIBLE STOCKPILE LOCATION SEDIMENT FENCE S S SEWER
SW
T W
NB
CONTRACTOR TO ENSURE ALL
>
RM RM
I
ROADS ARE KEEP CLEAN AT SEDIMENT FENCE W SEWER RISING MAIN
CHECK DAM (CD)
T
ALL TIMES. TYPICAL W W WATER
W
I
>
T
1m WIDE RTW RETAINING WALL
NB
W
>>
SEDIMENT NB NB
W
I
ACOUSTIC BARRIER
>
T W
WEIR
N
CATCH DRAIN - TEMPORARY CULVERT EARTHWORKS TOP OF BATTER
I
>
SW
EARTHWORKS BOTTOM OF BATTER
STW
CROSSING WITH 150mm THICK LAYER OF
SW
I
W
50-75mm AGGREGATE TO FORM TEMPORARY
>
I
SEDIMENT FENCE
NB
I
I
I
I
I
ACCESS SURFACE
>> >>
W
T
SEDIMENT CATCH DRAIN - DIRTY
I
>>
FH
>
I
I I EXISTING OPEN CHANNEL - TEMPORARY > > > > > SEDIMENT CATCH DRAIN - CLEAN
W
CD
CULVERT CROSSING WITH 150mm THICK
W
>
I
N
LAYER OF 50-75mm AGGREGATE TO FORM
SWW
NB
SERVICE STATION TEMPORARY ACCESS SURFACE
>
SWT
I
T
GATE 1
>>
>
I
T
CONSTRUCTION ENTRY/ EXIT
W
I
NB >
I
I SEDIMENT FENCE INLET PROTECT AROUND
I
N
W
>
I HEADWALL WITH 1m WIDE SEDIMENT WEIR
I
CAR WASH
T
T
I
I
SW
>>
>
S
I
I
I RM
W
W
FH
>
SW
NB
W
FH
I
I
I CD SEDIMENT FENCE
1
W SW
W
S
AD
>
RM
I
N
RT
I
I
W
RO
W
I
>> S
I DIRTY WATER SEDIMENT
I
W
S
E
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