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RFI (rec. 5.06.26) 2567 - Appendix B - Site-Based Stormwater Management Plan (SBSMP) (Ver. 2)
Original PDF page 35, section 1. The text section number identifies this passage in the reader.
124.20
/
/
124.00
/
10
4.
/
SW SW SW SW SW SW SW SW SW SW 5.00m
12
0
124.0
/
/
00
SW
/
RL 123.15 RL 123.15
124.10
4.
0.30m
/
RL 122.85
12
C360
A
/
SW
/
.9 0
/
/
/ 12
124.20
1 23
/
1
SW
/
/ WEIR TYPICAL SECTION LEGEND
00+ .10 SCALE 1:100
RL123. +TW124
/
H1.10+ 123.80 EXISTING LOT BOUNDARY
/
122
SW
.00 EXISTING CONTOUR (INTERVAL 0.20m)
/
50+
RL122.
/
5+
TW123.1 PROPOSED CONCRETE DRIVEWAY
SW
H0.65+
/
/
SCOUR PROTECTION 3x300Ø uPVC DETENTION BASIN OUTLET CONTROL
D50=200. 400 THICK OVER 300Ø +300 = IL 121.45 PROPOSED BUILDING
/
THROUGH 5
3.1
SW
13 300Ø +750mm = IL 121.90
GEOFABRIC BLOCKWORK WALL 12
/
1 RL 300Ø +900mm IL 122.09 PROPOSED BIO RETENTION BASIN
/
WEIR AT TOP WSL 123.80
DETENTION TO RL 122.85
/
500cum SCOUR OUTLET PROTECTION
//
EXISTING EASEMENT
300mm EDD WSL121.45
/
900
/ / / / / / / EXISTING FENCE
750
/
300
RL 121.15 SW SW SW EXISTING STORMWATER
/
CLEAN OUT
/
POINT (TYP) PROPOSED EASEMENT
/
EXISTING LOT BOUNDARY 11 SW SW SW PROPOSED STORMWATER
/
/
BLOCKWORK RETAINING WALL .
50+
FFL 124.40 WITH IMPERVIOUS MEMBRANE
RW RW RW PROPOSED ROOFWATER
/
RL121. + PROPOSED DRAINAGE PIT
5
TW123.1
/
H1.65+ 270sqm BIO RETENTION
/
BASIN SL121.15 PROPOSED RETAINING WALL
/
/
B SW SW SW SW SW
SW
/
SW
C360 SW SW SW SW SW SW SW SW
100ØuPVC SLOTTED PIPE -
/
SW SW SW TEMPORARY TURF UNTIL 80%
SW REFER BELOW
/
5.0m WIDE CONCRETE WEIR - OF RESIDENTAIL DEVELOPMENT
ARE CONSTRUCTED
/
REFER DETAIL OPPOSITE SW SWSW SW
EDD 300mm ABOVE FILTER SURFACE
+H2.65
/
C.I. CAP TO EXTEND FUTURE PLANTING TO
RL121.80+
APPROX. 150mm ABOVE LANDSCAPE PLANS
/
MEDIA LEVEL TEMPORARY TURF
BASIN SURFACE AND TOP SOIL
/
50mm TOP SOIL
TW123.15+
RL123.00+
H0.8+
H0.65+
RL 121.15
/
TW123.15+
TW123.15+
RL122.50+
H0.2+
300uPVC COLLECTION PIPE TO GEOTEXTILE FABRIC SANDY LOAM
DISCHARGE THROUGH WALL TO WRAPPED OVER BIORETENTION 700
PRECAST HEADWALL COMPLETE FILTER MEDIA FILTER MEDIA
FILTER LEVEL 120.45
TRANSITION
LAYER/COARSE SAND 100
BIORETENTION BASIN 5-10mm GRAVEL 200
FILTER MEDIA AS PER
WATER BY DESIGN
Ø100 - Ø150 SLOTTED
FFL 121.40 FFL 121.40 BIORETENTION
TECHNICAL DESIGN
PVC DRAINS CONNECT 300DIA FREE DRAINING
OUTLET PIPE.
INTO GRATED PIT.
GUIDELINES GRADE AT 0.5% DS IL 120.05
BIORETENTION TEMPORARY TYPICAL UNSATURATED BIORETENTION
PROTECTION DETAIL (IF/AS REQUIRED) SCHEMATIC AND DETAILS
NOT TO SCALE NOT TO SCALE
PROVIDE LOCKING C.I. CAP TO EXTEND
270sqm BIO-RETENTION BASIN FUNCTION OR SECURE APPROX. 150mm ABOVE
CARPARKING / DRIVEWAY 270sqm BIO-RETENTION BASIN CAP WITH SCREWS BASIN SURFACE
RL INSTALL PIPES THROUGH WALL FFL 124.40
BDY
12
3.80 FOR DETENTION BASIN OUTLET
500cum DETENTION WSL122.85 RL 5 500cum DETENTION WSL122.85
123
.15
CONTROLS- REFER DETAIL
23.1
BELOW L1
0.69m
2.95m
R SUBSOIL DRAIN CLEANOUT - PVC PIPE
2.81m
(NON SLOTTED) AND CONNECTOR
2.00m
1.40m
1.40m
45° BEND, REFER NOTE
2.36m
1.70m
300mm EDD WSL121.45 300mm EDD WSL121.45 CLEANOUTS AT HEAD OF SUBSOIL
p:\2576-18 taylor ct, cooroy\02 design\01 acad\c360 bio & detention basin details & plan.dwg
BELOW.
0.30m
EX FFL 121.40
0.30m
BIO-BASIN RL 121.15 DRAIN
1 IN 3 SIDE
SLOPE
0.3m MIN CLEAR
BOTTOM OF FILTER 0.3m MIN CLEAR
BLOCKWORK RETAINING WALL .
MATERIAL RL 120.15 BOTTOM OF FILTER
WITH IMPERVIOUS MEMBRANE
BLOCKWORK RETAINING WALL . MATERIAL RL 120.15
WITH IMPERVIOUS MEMBRANE
CLEANOUT RISE DETAILS
NOT TO SCALE
UNDER-DRAIN: SLOTTED RIGID PIPE TO AS2439.1 OR APPROVED
BIO BASIN TYPICAL SECTION A BIO BASIN TYPICAL SECTION B EQUIVALENT, 0.5% MIN. GRADE. DIA TYPICALLY 100-150Ø U.N.O.
- - PIPE JOINTS SHALL BE GLUED USING PLUMBING CEMENT. FILTER SOCKS
SCALE 1:125 SCALE 1:125
NOT TO BE USED. UNDER-DRAINAGE PIPES SHALL BE SEALED INTO PITS
USING GROUT OR APPROVED WATERTIGHT SEAL.
PROJECT: JOB NUMBER
REV DATE DESCRIPTION BY CHKD DETAILS SCALE APPROVED PROPOSED INDUSTRIAL DEVELOPMENT
A 27.02.26 FOR APPROVAL GS DTB
Barlow Shelley Pty Ltd
ABN 29 679 702 599
AT 18 TAYLOR COURT, COOROY 2576
DATUM AHD
B 08.05.26 RESPONSE TO RFI GS DTB
DESIGN DTB 1:100 1 0 1 2 3 4 5 A1
................. 07 5443 8285 FOR RMD CAPITAL PTY LTD
PO Box 899
1:200 Engineer: TIM BURKE Maroochydore 4558 DRAWING TITLE: DRAWING NUMBER REV
DRAWN GS A3
[email protected]
DESIGN CHECK TB
(RPEQ 25245)
barlowshelley.com.au
BIO & DETENTION BASIN DETAILS & PLAN C360 B
DRAWING STATUS
DATE FEB 2026 This drawing is not to be copied or amended without written permission from Barlow Shelley Pty Ltd
FOR APPROVAL
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