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Appendix E - Stormwater Management Plan
Attached to the e-mail Multiple Housing – Type 3 Retirement & Special Needs (10 units) - MCU17/0551.
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DESIGN SURFACE
RL 100.35
Oe
RL 100.95
gee
RISER OUTLET PIT FOR DETAILS
REFER TO DRG No. 16-001014-410
600mm
|
é|
S|
Ss
ay
EMBANKMENT CONSTRUCTION AS PER
NOTES ON DRG No. 16-001014-403
ROCK SCOUR PROTECTION
Dsp = 300mm
THICKNESS = 600mm
KEY DEPTH = 900mm
LENGTH = 6m MIN. LENGTH
OVERFLOW WEIR
EMBANKMENT BEYOND \ DESIGN SURFACE
= —— — He EE EE
[... -
150 /
PIT IL 97.2
DESIGN SURFACE
RETAINING WALL REFER TO DRG
No. 16-001014-400 FOR DETAILS
CENTRAL BIORETENTION BASIN TOP RL 100.35
\e
4.88m_ MIN.
/ 025 }
EXISTING SURFACE DS IL 98.2
IL 98.3
Sar wear Cos)
SCALE (A3):1:200 Ye
LEVELS TO TIE IN TO
EXISTING SWALE
| SWIMMING POOL
BEYOND
TOP OF BIORETENTION
BASIN BATTER
TOP OF BIORETENTION
BASIN BATTER
BASIN END
Cos IL 99.2 \
ROCK SCOUR PROTECTION EXISTING SURFACE
Dsp = 200mm
THICKNESS = 400mm
MAJOR OVERFLOW WEIR (RL 100.50m AHD)
AND EMBANKMENT BEYOND
CENTRAL WQCP
900 X 900 OUTLET PIT
\ 375
DS IL 99.24 DS IL 99.20
BIORETENTION FILTER &
DRAINAGE LAYERS ROCK SCOUR PROTECTION
Dsy = 200mm
THICKNESS = 400mm
TOPSOIL TO PLANTING ZONE (300mm)
CLAY LAYER (300mm)
Se NORMAL OPERATING LEVEL (RL 99.20)
WATER QUALITY TREATMENT LEVEL
(WQCP - RL 99.60, BIOBASIN - RL 100.35)
~ ee DT Rene
\ Ds IL 9.67 _
B1050 AT MIN 1%
-—-—-—-—-——- 1% AEP WATER LEVEL (RL 101.03)
ROCK SCOUR PROTECTION
Dsp = 200mm THICKNESS = 400mm
1 @
SAE tak tz00 S227
N.S.C. REF NO. MCU15/0111 & REC15/0031
rast once feceo perane pesan cncx vurenes snore" SURVEYOR: ML_SURVEYS “= Ex 3," CENTRAL BASIN
water a foro Cr on pe lsd set tae owe, | _ PALM LAKE WORKS PTY LTD C= oe SECTIONS
# ‘i Aa PROJECT Mo. H ,
ft a 16-001014 _ ae PAM eOSRdy Calibre BeBe eee A
HE cm FOR & ON BEHALF OF CALIBRE CONSULTING OLD! PTY LTD STAGE 2 CONSULTING princes nsrndirachited ee 16-001014-409 A
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