OPW 15-0099 RFI Response combined scan

 

 
 
 
   
  
  
 
  
 
 
 
 
  
 
 
 

 

 

@® PROVIDE ‘SPILL THROUGH WEIR’ IN SEDIMENT
FENCE. ‘SPILL THROUGH WEIR’ TO BE GENERALLY

TEMPORARY SEDIMENT BASIN 1 -
BASE AREA - TO SUIT ULTIMATE

 

IN ACCORDANCE WITH SILT FENCE DETAIL WITH cECNRANTS FENCE IAONG ERETING RITNVERT OF BAS <i55.0
GEOTEXTILE FABRIC TO BE WRAPPED AROUND BL ATOR DE: BATTER CIELO) BATE
STAR PICKET PLACED HORIZONTALLY APPROX. DOWNSTREAM BOUNDARIES PRIOR ~ Wi

TO ANY CONSTRUCTION. RL OF SPILLWAY - 100.5

 

400mm ABOVE FINISHED SURFACE. RL WATER SETTLING LEVEL - 100.5

RL SEDIMENT STORAGE DEPTH - 99.5

 

 

 

 

     
 

 

  

 

 

 

 

 

 

    
         
    
 
 
 
 
 
 
 
  

 

 

NOTE: “Li . WIDTH OF SPILLWAY WEIR - 8.5m
BASIN LEVELS ARE A GUIDE ONLY AND ARE Y Pease R MINIMUM SETTLING VOLUME = 635m?
TO BE CONFIRMED ON SITE TO SUIT BEST ff, / TEMPORARY MASS MINIMUM STORAGE VOLUME = 318m?
WITH NATURAL TERRAIN. CONTRACTOR TO A DIMENT BASIN 1 VARRSSY MINIMUM TOTAL VOLUME = 953m?
ENSURE MINIMUM VOLUMES ARE ACHIEVED. A } iD LVF TOTAL VOLUME ACHIEVED = 1385m?
feeS | Oech nena 1
ZA re a ; , STORMWATER BASIN TO BE UTILISED AS (
“A TEMPORARY SEDIMENT BASIN DURING \ .
Axe ‘~ = <G\STHE CONSTRUCTION PHASE. ENSURE A TEMPORARY SEDIMENT BASWDURNG.
< Sc = MINIMUM VOLUM I:
SJ NSS RE? een. “THE CONSTRUCTION PHASE. ENSURE
oA DLS OER LAK SBS AZ WINIMUM VOLUMES ARE ACHIEVED.
= - ; j
eT 5 S19 STERN T SSS -
= KNISE DS ORS
Ef Th -— 5. 141 \ MK BEX TERN
iy > \
ce ~ = NV 16 Se . 44h
7 = “ eS oy a y oy
2 Ca “Re \S 44% Wa as \ a. 4
INSET

SEDIMENT FENCE (OR AS DIRECTED BY
SITE SUPERINTENDENT

DIRTY WATER DIVERSION DRAIN

—-—- ——- - ALIGNMENT IS INDICATIVE ONLY - CONTRACTOR TO
ENSURE DIRTY WATER SITE RUN-OFF IS DIRECTED TO
SEDIMENT BASINS THROUGH ALL PHASES OF CONSTRUCTION

CLEAN WATER DIVERSION DRAIN

> ALIGNMENT 'S INDICATIVE ONLY - CONTRACTOR TO
ENSURE CLEAN WATER IS DIVERTED THROUGH SITE
DURING ALL PHASES OF CONSTRUCTION

SEDIMENT BASIN CATCHMENTS
EARTHWORKS SURFACE CONTOUR (0.25m INTERVAL}
EXISTING SURFACE CONTOUR (0.50m INTERVAL)

    
 

SEDIMENT FENCE ALONG EXISTING
if DOWNSTREAM BOUNDARIES PRIOR
/ 10 ANY CONSTRUCTION.

    
     
   
 
  
 
  

 

 

 

 

 

 

   
   

  
    
 

 

 
 

 

        
   
  

 

 

  

AREA OF CUT Z 7
AREA OF FILL é a
CONCRETE SLEEPER RETAINING WALL ! 3
ENTRY/EXIT POINT / ee NNN s
/ # /-’. CLEAN WATER DIVERSION DRAIN. bE
SPILLWAY ROCK SCOUR PROTECTION a Z } J REFER DWG, 15-001261-114 FOR uu
300mm HIGH ROCK CHECK DAMS ALONG CLEAN a He “J TYPICAL SECTION AND NOTES. cal
WATER DRAIN AT 50m INTERVALS. 1 / JX STRIP TOPSOIL AND FILL OVER un
SECURED GEO-FARBRIC TO INLETS OF BASINS | / 7 GLEAN WATER DRAIN AS FINAL wn
; 2 EARTHWORKS OPERATION. |Z
SEDIMENT BASIN NOTES - CONSTRUCTION PHASE A ul 408 \ i) >
1. DURING CONSTRUCTION PHASE DETENTION AND BIO-RETENTION vat g :
BASINS TO ACT AS TEMPORARY SEDIMENT BASINS. : i
2. STORMWATER OUTLETS TO BE TEMPORARILY BLOCKED OFF UNTIL 4 ]
i

  

 

SEDIMENT BASIN HAS BEEN DECOMMISSIONED.
3. ANY BIO-FILTRATION MEDIA IS NOT TO BE INSTALLED UNTIL
SEDIMENT BASIN HAS BEEN DECOMMISSIONED.

   

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DRAWINGS TO BE READ IN CONJUNCTION WITH
APPROVED VEGETATION MANAGEMENT PLAN
2. REFER DRG 15-001261-113 FOR NOTES & DETAILS
3. PROVIDE TEMPORARY APPROVED CHILD RESISTANT
FENCE AROUND PERIMETER OF TEMPORARY SEDIMENT
BASINS TO MANUFACTURER’S SPECIFICATION. : 7
4, TOPSOIL STOCKPILES: \ ~
- TO BE PERIMETER FENCED WITH SEDIMENT FENCE. as
- NOT LOCATED IN SURFACE FLOW CORRIDORS.

NOTES:
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