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2196 - Engineering Plans
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Original PDF page 10, section 1. The text section number identifies this passage in the reader.
SANDBAGS OVERLAP 0.30 1.00 2.00 PHASING OF WORKS
ONTO KERB
4.0 m (min) 1. Establish construction site;
2. Demolish & recycle existing buildings & driveways;
STORMWATER RUN-OFF 3. Set up ESC measures;
Sediment 1:2
1:2
4. Earthworks;
F.S.L.
pond 1:6 5. Initial building works & reconnect site drainage;
TURF STRIPS (1.0m WIDE) OR 6. Demolish & reconstruct driveway & verge. Connect all services to site, remove grid & fill
GEOTEXTILE LINING TO INVERT in sump;
1M
7. Cover all remainder earth areas with turf or concrete blinding layer if turf will damage;
(M
DIVERSION/DETENTION BUND 8. Continue & complete building works. Establish permanent, non-erodible ground cover;
AX
Run-off SPILLWAY 9. Remove kerb inlet protection & sediment fence when site erosion is no longer an issue.
)O
NOT TO SCALE
N
PU
ESC MEASURES:
BL
IC
RD
ON GRADE KERB INLET STABILISE STOCKPILE Access: Cattle grid installed in existing driveway slightly raised. Cut in 300mm deep sump
BYPASS FLOW SEDIMENT TRAP IN SURFACE under for collection of sediment.
ACCORDANCE WITH IECA STD X.)
EARTH BANK (MA 2:1 Fence: Install geofabric sediment fence to downstream (front boundary). Anchor bottom of
THREE LAYERS OF SANDBAGS OG-01 PE SLO
SLO fence mesh against lifting.
WITH ENDS OVERLAPPED. 2:1 PE
(M Drainage: Install filter socks and geofabric mesh around kerb inlets. Temporarily cap or seal
AX
.) any drainage pipes and field inlets on site.
Street: Carry out regular street sweeping during earthworks and initial building works
phases, when there is higher risk of sediment being tracked onto Margit Crescent.
ON GRADE KERB INLET SEDIMENT TRAP SEDIMENT FENCE Contractor to arrange street sweeping when necessary
CONSTRUCTION NOTES
1. PLACE STOCKPILES MORE THAN 2 (PREFERABLY 5) METRES FROM EXISTING VEGETATION, ESC MAINTENANCE
CONCENTRATED WATER FLOW, ROADS AND HAZARD AREAS.
2. CONSTRUCT ON THE CONTOUR AS LOW, FLAT, ELONGATED MOUNDS. Access: Check grid sump every second day & after rain events for sediment build-up.
SPACING VARIES WITH SLOPE 4 m (min) Vacuum excavate if full.
SIDE-ENTRY 3. WHERE THERE IS SUFFICIENT AREA, TOPSOIL STOCKPILES SHALL BE LESS THAN 2
WHEREVER PRACTICAL Fence: Check installation of fence daily & before all rainfall events. Particularly around the
INLET METRES IN HEIGHT.
base and for adequate embedment of posts.
VERGE 4. WHERE THEY ARE TO BE IN PLACE FOR MORE THAN 10 DAYS, STABILISE FOLLOWING THE
SEDIMENT GRATE Drainage: Check filter measures around kerb inlet daily & before rainfall events, as with
APPROVED ESCP OR SWMP TO REDUCE THE C-FACTOR TO LESS THAN 0.10. fence.
5. CONSTRUCT CUT-OFF BUND ON THE UP-SLOPE SIDE TO DIVERT WATER AROUND
OVERFLOW STOCKPILES AND SEDIMENT FENCES 1 TO 2 METRES DOWN-SLOPE.
WATER QUALITY
ON-GRADE KERB INLET
CONSTRUCTION PHASE RUNOFF SHALL EITHER BE:
ROADWAY 1. COLLECTED IN THE BASEMENT EXCAVATION AND REMOVED FROM SITE
1000 mm TYPICAL 50 X 100 mm VIA VACUUM TRUCK AND DISPOSED OF IN ACCORDANCE WITH THE
(max) TIMBER CROSS MEMBERS TRUCK OPERATORS ENVIRONMENTAL POLICY, BCC REQUIREMETNS AND
SANDBAG SEDIMENT TRAP EPA GUIDELINES.
2. DISCHARGED TO THE STORMWATER SYSTEM PROVIDED THAT THE
WATER IS TREATED TO THE BELOW REQUIREMETNS (IN ACCORDANCE
TYPICAL LAYOUT OF ON - GRADE KERB INLET SEDIMENT TRAP WITH THE EPA) AND TESTED TO CONFIRM PRIOR TO DISCHARGE:
SEDIMENT 2.1. <50mg/L TSS
FENCE 2.2. pH BETWEEN 6.5 AND 8.5
FABRIC FABRIC 2.3. NTU LESS <10% ABOVE BACKGROUND
300 mm
2m POST (min)
CLEAN SAND OR
FABRIC FABRIC AGGREGATE SEDIMENT & EROSION CONTROL PROGRAM
FABRIC BURIED OBJECTIVE/TARGET THE CONTRACTOR MUST COMPLY WITH ALL STATUTORY
POST REGULATIONS AND MAINTAIN THEM DURING EARTHWORKS/
200mm
FINAL BATTER CONSTRUCTION. ALL PROVISIONS AND SPECIFICATIONS
OUTLINED WITH THE APPROVED ENVIRONMENTAL
BACK FILL MANAGEMENT PLAN MUST BE ADHERED TO, ALONG WITH
ALL EROSION AND SEDIMENT CONTROL MEASURES
PRESCRIBED WITHIN THESE DRAWINGS BY THE
200 mm 300 mm SITE ENGINEER
FABRIC DROP INLET PROTECTION MANAGEMENT THE SITE FOREMAN IS TO IDENTIFY AND CHECK THE
WITH SPILL-THROUGH WEIR STRATEGY DIRECTION OF STORMWATER FLOWS AS SHOWN ON PLAN.
PROVIDE BARRIERS AND OTHER MEASURES SHOWN ON
SOIL NOT TO SCALE PLAN TO PREVENT STORMWATER FLOWS OVER
EMBANKMENTS, AND SEDIMENT INTO GULLY PITS
TASKS / ACTIONS ERECT SEDIMENTATION BARRIERS AS DETAILED.
(a) LOCATION OF FENCE RELATIVE TO BASE OF SLOPE (b) ANCHORING BASE OF FABRIC STRATEGICALLY PLACE CHECK DAMS
AROUND GULLY PITS
PERFORMANCE THE SITE FOREMAN IS TO CHECK FOR EROSION AND
INDICATORS SEDIMENT FLOWS AT THE BASE OF EMBANKMENTS AFTER
50 − 75 mm, OR MINIM
‘RETURNS’ PLACED AT 20 M SPACING (MAX) IF UM LE SIGNIFICANT RAINFALL AND SHOULD ASCERTAIN THE
100 − 150 mm NGTH WORKING EFFECTIVENESS OF CHECK DAMS DURING
FENCE IS LOCATED ALONG THE CONTOUR, 15m (M THIS WET WEATHER
CRUSHED ROCK IN)
3 m (max) WITH WIRE BACKING, OTHERWISE 5 TO 10 M DEPENDING ON SLOPE.
OTHERWISE 2 m (max) FREQUENCY / SITE FOREMAN TO MONITOR PERFORMANCE AFTER
DEADLINE EVERY HEAVY DOWNFALL
DIRECTION OF FLOW 1.5 m (min) RESPONSIBILITY THE SITE FOREMAN IS RESPONSIBLE FOR ALL INSPECTIONS
Width 3.0 m (min) ry Kerb
a
nd REPORTING REVIEW SITE WORKMEN ARE TO ADVISE THE FOREMAN IF ANY
ou
UP-SLOPE RUNOFF rt yb SEDIMENT & EROSION CONTROL DEVICES ARE FAILING
pe
DIRECTED TO A Pro Footpath CORRECTIVE ACTIONS THE SITE FOREMAN IS TO REPORT AND ORDER THROUGH
SUPERVISOR, EXTRA BARRIER OR CHECK DAMS AS
SEDIMENT TRAP REQUIRED
Roadway
GEOTEXTILE FILTER CLOTH MAKE SAFE FOR
(MANDATORY WHEN WORKING PEDESTRIAN
ON CLAYEY SOILS) TRAFFIC
ALL SUPPORT POSTS PLACED
a:\2196-no. 6 margit cres, sunrise beach\acad civil opw\2196-opw.dwg
FABRIC BURIED DOWN-SLOPE OF FABRIC
200 mm NOTE:
SEDIMENT FENCE FABRIC, NOT
REFER TO IECA STANDARD DRAWINGS FOR NOTES AND
FILTER CLOTH OR SHADE VIBRATION GRID (ENTRY/EXIT) CONSTRUCTION DETAILS.
CLOTH NOT TO SCALE
CONSTRUCTION EXIT - VIBRATION GRID REFER TO IECA STD Exit -04
INSTALLATION OF SEDIMENT FENCE
NOT TO SCALE
PROJECT: JOB NUMBER
REV DATE DESCRIPTION BY CHKD DRAWN
I GDETAL
IS SCALE APPROVED PROPOSED DUAL OCCUPANCY DEVELOPMENT 2196
A 04-04-23 FOR APPROVAL JL CL AT 6 MARGIT CRESCENT, SUNRISE BEACH
DATUM AHD
FOR SUNSHINE ENTERPRISES PTY LTD (QLD) SHEET: 10 OF 10
DESIGN JL
AS NOTED
................. DRAWING TITLE: DRAWING NUMBER REV
DRAWN JL
DESIGN CHECK
Director: CAMERON LANDRETH
p 07 5443 8285 EROSION AND SEDIMENT CONTROL DETAILS R10 A
CL (RPEQ 19358)
This drawing is not to be copied or amended without written permission from e [email protected] w www.barlowshelley.com.au
DATE MARCH 2023 Barlow Shelley Consulting Engineers a PO Box 899 Maroochydore 4558 ABN 89 215 591 077
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