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Attachment 3 - Stormwater Detention Basin
Attached to the e-mail Change to DA - MCU16/0130.01.msg.
Original PDF page 5, section 1. The text section number identifies this passage in the reader.
EASEMENT 8000
TOP OF WALL 17.90
WIER 17.70 S.L. 17.70
REFER SHEET C106 FOR 3
Q100 DETENTION = 175+80 = 255m
RETAINING WALL 17.40
REINFORCEMENT DETAILS
300mm WATER QUALITY 1:3
300mm
EXTENDED DETENTION DEPTH Q10 DETENTION = 175m3
16.70
200Ø ROCK LINING OVER
GEOTEXTILE MATTING
16.40
FILTER MATERIAL (400mm) SL 16.1
TRANSITIONAL LAYER (100mm) BIORETENTION BASIN IN
ACCORDANCE WITH AQUAINTEL
DRAINAGE LAYER (200mm) STORMWATER MANAGEMENT PLAN
15.70
NOTE: BIO-RETENTION BASIN TO BE
200Ø ROCK LINING OVER CONSTRUCTED AND PLATED IN ACCORDANCE
600x600 BASIN OUTLET PIT
GEOTEXTILE MATTING WITH WATER BY DESIGN: BIORETENTION
WITH RAISED GRATED TOP
Ø300 RCP OUTLET PIPE TO TECHNICAL DESIGN GUIDELINES
REGULATE OUTFLOW Ø100 uPVC SLOTTED
INFILTRATION PIPE WITH
150mm COVER IN 10mm
FREE DRAINING GRAVEL
1500
(500mm SPACING)
2000
SECTION A
1:20 @ A1 S104
1:40 @ A3 BIO-RETENTION BASIN NOTES:
FILTER MATERIAL SHALL BE SUPPLIED IN ACCORDANCE WITH WATER BY DESIGN
BIORETENTION GUIDELINES SECTION 4.3.1. THE FILTER MATERIAL SHAPE PLACED AND
EASEMENT 6000
LIGHTLY COMPACTED. THE FILTER MATERIAL SHALL COMPLY WITH THE FOLLOWING:
MATERIAL: SANDY LOAM OR APPROVED EQUIVALENT WITH
HYDRAULIC CONDUCTIVITY OF OF 180mm/h AND BE
TOP OF WALL 17.90 FREE FROM RUBBISH AND DETRITUS MATERIAL.
WIER 17.70 S.L. 17.70
PARTICLE SIZE TYPICAL SOIL COMPOSITION WOULD BE
REFER SHEET C106 FOR 3
Q100 DETENTION = 175+80 = 255m CLAY 5 - 10%
RETAINING WALL 17.40 SILT <30%
REINFORCEMENT DETAILS
SAND 50 - 70%
300mm WATER QUALITY
EXTENDED DETENTION DEPTH 1:3 ORGANIC CONTENT ACCEPTABLE RANGE BETWEEN 5% & 10% MEASURED
300mm
Q10 DETENTION = 175m3 IN ACCORDANCE WITH AS 1289 4.1.1.
16.70 pH 6.0 - 7.5. SILICEOUS MATERIAL MAY BE LOWER.
200Ø ROCK LINING OVER
16.40 GEOTEXTILE MATTING (TYPE A32) TRANSITIONAL LAYER SHALL BE WELL GRADED SAND OR COURSE SAND.
THE GRADING SHALL COMPLY WITH THE FOLLOWING CRITERIA:
FILTER MATERIAL (400mm) SL 16.1 % PASSING 1.0mm 100%
0.7mm 80%
TRANSITIONAL LAYER (100mm) BIORETENTION BASIN IN 0.5mm 8.4%
ACCORDANCE WITH AQUAINTEL WITH A HYDRAULIC CONDUCTIVITY OF 1800mm/h.
DRAINAGE LAYER (200mm) STORMWATER MANAGEMENT PLAN
15.70
DRAINAGE LAYER SHALL BE A WELL GRADED COARSE SAND
Ø100 uPVC SLOTTED INFILTRATION
PIPE WITH 150mm COVER IN 10mm
SCREENINGS (2mm OR 5mm) AND SHALL HAVE A MINIMUM HYDRAULIC CONDUCTIVITY
FREE DRAINING GRAVEL (500mm
SPACING) OF 3600mm/h.
PLANTING PALETTE AS PER LANDSCAPE PLANS
1500
J:\2016\16789BD1_Middap_101-105_Noosa_Eumundi_Road Carpark\4.CADD\#ACAD\16789_CIVIL.dwg
2000
SECTION B
1:20 @ A1 S104
1:40 @ A3
COPYRIGHT © Associated Consultants Client Drawn Verified Project Drawing Title Scale Sheet Size
This drawing is subject to NV SP
copyright in accordance with the NC OLIVER Designed Verified
101-105 EUMUNDI ROAD BIO BASIN DETAILS AS SHOWN A1
agreement between Tod
Consulting pty ltd (tc) and tc's
client. This drawing shall only be
PROPERTIES P/L NV SP NOOSAVILLE Drawing Number
Approved RPEQ No
used for this specific project.
D. REYNOLDS 9072 RDP 16789-C106
This drawing shall not be used
Noosa: 07 5449 9600 LOCAL AUTHORITY
B 03.08.18 GRASS SWALE AMENDED NV Sunshine Coast: 07 5329 3190 Mackay: 07 4840 2337
Signed MCU APPROVAL HORIZ DATUM 0 10 20 30 40 50 60 Sheet Revision
for construction until marked as PO Box 61, Noosaville, QLD 4566
A 13.07.18 ISSUED FOR APPROVAL NV ROL APPROVAL VERT DATUM
'issued for construction' in the
revision description. Rev Date Revision Description Drawn
[email protected] www.todconsulting.com
ABN 39 128 805 336
03.08.18 OPW APPROVAL RL DATUM MEASUREMENT BAR - INCREMENTS IN mm
6 of 7 B
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