Attachment C - Stmwater Man Plan · MCU15/0016

 

 

375 TO ON SITE-

RETENTION TANKS
AT 1L3.775

150 SUBDRAINAGE TO-
LAWFUL POINT OF
DISCHARGE AT IL3.360

500 FILTRATION LAYER:

SLEEPER RETAINING

 

}__200 EXTENDED DETENTION DEPTH

  

 

 

 

 

 

WALL OR
EQUIVALENT
4.45 4.410 4.450
—_ +"

SN
THE ENTIRE BRS TO BE WRAPPED
— IN A WATERPROOF LINER

 

 

 

 

 

 

100 TRANSITION LAYER

1.
2.
3.
4.
5.

200 DRAINAGE LAYER

    
    

 

 

 

 

 

 

 

 

 

 

 

 

 

(ALLOW FOR 60mm FALL IN DRAINAGE PIPES)

3.560
ee 3.360
BIO RETENTION SYSTEM (BRS)
CROSS SECTION
SECTION
SCALE NTS
BIO RETENTION SYSTEM LEVEL
SCHEDULE
EDGE OF SURROUND 4.450
WEIR LEVEL BYPASS 4.410
SURFACE LEVEL OF FILTER 4.160
INVERT LEVEL OF FILTER 3.660
TRANSITION LAYER 3.560
INVERT LEVEL OF DRAINAGE 3.360
INVERT LEVEL OF BYPASS 3.775
MAIN DESIGN PARAMETERS FOR BIO RETENTION SYSTEM:
MINIMUM REQUIRED FILTER SURFACE AREA: 65sqm
EXTENDED RETENTION DEPTH: 250mm
DEPTH OF FILTER LAYER: 5S00mm
DEPTH OF TRANSITION LAYER: 100mm
DEPTH OF SUB-—DRAINAGE LAYER: 200-—260mm

  

NEW HI-FLOW BYPASS CHAMBER DISCHARGING TO RETENTION TANKS

SET OVERFLOW WEIR LEVEL TO 4.410 AND DISCHARGE OVERFLOW DIRECTLY TO

RETENTION TANKS VIA 6375

9375 TO TANKS.

NOTE:
THE ENTIRE TRENCH OF THE BIO RETENTION
SYSTEM SHALL BE WRAPPED WITH AN. IMPERVIOUS:

Ft
2
65sqm BIO RETENTION VEGETATED TREATMENT: -
a
=
=
=
& rN. YN

300 FROM ROOF DRAINAGE.

DRIVEWAY /CARPARK

 

$375 FROM
BYPASS CHAMBER

DIRECTED TO EXISTING
STORMWATER MANHOLE, LAWFUL
POINT OF DISCHARGE.

 

 

   

ACCESS HATCH REFER
TO MANUFACTURER

 

SLEEPER RETAING WALL, WHERE
EEQUIRED

BIO RETENTION SYSTEM (BRS'
PLAN VIEW 1:100

ACCESS HATCH REFER
TO MANUFACTURER

   
   
  
 

 

 

 

 

 

   
  
 

DRAINAGE LAYER TOWARDS

  

cl
USING SCREW CAP.

USE 2+45deg BEND AT
INVERT.

DO NOT USE 90deg BEND!

PIPE IS PERMITTED! SLOTS

SONNECT TO #150

COLLECTOR PIPE, PVC, NO

SLOTS
USE 2e45deg BEND
00 NOT USE 90deg BEND!

TYPICAL #90 SLOTTED PVC WITH
a TO. SURFACE

NOTE:
ONLY PRE_FABRICATED SLOTTED

SLOTYTED PIPE AT 750 SPACING

sd LEAN
= PROVIDE” 1:200 GRADING OF
ay dé / 2 RA
J 2 CHAMBER,
2
“Oy ~
7) e PRODUCED BY HELP OF A
ee, e GRINDER CAN NOT BE
“On, 2 TOLERATED!

BIO RETENTION SYSTEM

4.450 4.450

 

 

DISCLAIMER — ENSURE ORIGINAL SIZE DRAWING IS USED
FOR ASSESSMENT, TENDERING AND CONSTRUCTION.

 

[Amd Description Date

 

 

 

 

 

 

 

 

 

 

 

 

 

 

;

 

 

 

 

 

 

@225 sowmycanon

PIPE AT HIGH LEVEL

100 COMMUNICATION
PIPE AT LOW LEVEL

 

 

 

 

 

 

 

375 OVERFLOW FIXED

TO WALL WITH SS
BRACKETS

SLOW LEAK WITH #100
ORIFICE PLATE

$375 TO LAWFUL POINT - vee
OF DISCHARGE aes ‘

 

 

 

 

 

 

 

 

 

 

RETENTION TANK ASSEMBLEY DETAIL

 

 

SCALE: NTS

 

 

 

 

EXISTING 375 RCP
LAWFUL POINT OF DISCHARGE

Issue Notes Date

 

For Development Approval] X 20-05-15

 

For Building Approval

 

For Tender

 

For Construction

 

 

 

 

As Constructed

 

E Hydraulic 3:

 

\-
contact: Reinhold Koenning MiEAust RPEQ No 7023
PO Box 181
Moffat Beach, QLD, 4551
email: [email protected]
PH: (07) 5491 4333 FX: (07) 5491 4233

 

CLIENT :
| & L KIPPEN

ARCHITECT :
iS IAN GORTON DESIGN

(PROJECT: 73 RENE STREET
NOOSAVILLE
LIGHT INDUSTRIAL

DRAWING TITLE:

 

 

A

 

STORMWATER
QUALITY & QUANTITY
DETAILS

 

 

Design| RK. | checked | Ch [Date 20-05-15 | Dwg, No. AMD,

SCALE : NTS on At uNo.| 3 of 4 2999-3 J
RPD:— LOT 1 SP 244573