Attachment 1.pdf

 

DRAWING SIZE — Al

 

 

HEIGHT DATUM

Lot 1 & 2 on RP 73072
Level Datum AHD
Level Origin PM 18416, RL 9.967m

Survey information provided by Max
Watterson & Associates

 

 

RAINFALL

SITE AREA UNDER 2500m?
ALTERNATIVE MEASURES FOR

WSUD IMPLEMENTED

WATER TANKS

-FOR RE-USE & DETENTION

i>

ROOF RUNOFF

WATER TANKS

 

 

 

 

 

 

Y 2

 

DRIVEWAY

GPT

GPT— GROSS POLLUTANT TRAP
—CAPTURES GROSS POLLUTANTS OJ

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OPERATIONAL WORKS APPLICATION

 

SCHEMATIC PROPOSAL ONLY DETAILED DESIGN ISSUED AT

 

 

2/125x75x4.0 RHS (GALV.)

LAID AT 1 in 100 MIN. INSTALL TO
NEW KERB ADAPTORS AND MAKE
FOOTPATH GOOD. TYPICAL.

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FALL LANDSCAPED AREAS TO FORMED
FLOW PATHS. DIVERT FLOWS TO
RICHARDS STREET FRONTAGE. 1: 150
MIN FALL. TYPICAL.

 

 

 

 

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RUNOFF TO COUNCIL

INFRASTRUCTURE

WATER CYCLE DIAGRAMATIC

 

FOR THE SERVICE

 

ALL SERVICES SHOWN ON THIS PLAN INDICATIVE
ONLY CONTRACTOR TO LOCATE ALL SERVICES
PRIOR TO COMMENCING WORKS ON SITE. ALL
SERVICES ARE TO BE PROTECTED IN
ACCORDANCE WITH THE AUTHORITY RESPONSIBLE

 

 

ALL PIPES TO BE LAID AT 1 IN 100 MIN.
UNLESS NOTED

 

LEGEND
__---7 INDICATES PROPOSED SURFACE
4807 CONTOURS AND LEVELS TO AHD.
5.0% > INDICATES FINISHED SURFACE GRADE

4\89 EXISTING SURFACE SPOT LEVELS.

INDICATES DIRECTION OF RAMP UP OR

RAMP.
— DOWN AS INDICATED
FALL. INDICATES DIRECTION OF FALL

TO FINISHED SPOON DRAINS.

STORMWATER JUNCTION BOX, PRE-CAST

J" CONCRETE. AND SEALED LID

=e GRATED FIELD INLETS, WITHIN PATH AND
= TERRACE AREAS

GD-200 200(W) GRATED DRAIN WITH HEAVY
(ee) SOC(éUTY ‘GRATE.

INDICATES STORMWATER DRAIN PROPOSED

 

 

Sw
AS NOTED MIN 1 IN 100 FALL UNLESS
NOTED OTHERWISE
R-swW INDICATES ROOF STORMWATER DRAINAGE

LINE TO HYDRAULIC DESIGNERS DETAILS.

DP INDICATES DOWNPIPES FROM ROOF. REFER
HYDRAULIC CONSULTANT FOR DETAILS

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KEY

EX. SWPT EXISTING STORMWATER PIT

RC. HW. — REINFORCED CONCRETE HEADWALL
EX. SMH — EXISTING SEWER MANHOLE

E.0.B. EXISTING EDGE OF BITUMEN
K&C EXISTING KERB & CHANNEL

N.S.L. NATURAL SURFACE LEVEL

FH. FIRE HYDRANT

TP TELSTRA PIT

EP. ELECTRICAL POWER POLE
KERB EXISTING KERBING

WM. WATER METER

DOWNPIPES (DP) SHOWN

Pee DIAGRAMATIC TO DEMONSTRATE
y STORMWATER MANAGEMENT.

NUMBER AND LOCATION TO BE
DETERMINED BY HYDRAULICS
CONSULTANT & ARCHITECT.

PROPOSED LOCATION FOR

 

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LL: 14.11
(L: 12.79

 

2/125x75x4.0 RHS (GALV.)

LAID AT 1 in 100 MIN. INSTALL TO
NEW KERB ADAPTORS AND MAKE
FOOTPATH GOOD. TYPICAL.

 

 

 

 

 

 

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SITE PLAN — CONCEPT STORMWATER MANAGEMENT PLAN

HEAVY DUTY TRAFFICABLE
SEALED ACCESS HATCH

 

TRAFFICABLE CONCRETE
DETENTION TANK FOR ROOF
DRIVE WAY STORM WATER
ONLY, MIN CAPACITY 28000 It
DRIVE WAY SLAB

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Scale 1: 150
oO
——
SE
=o
Be
i= {i =
ROOF STORM WATER
INFLOW 7000 Lt MIN.
STORAGE TANK

 

 

 

 

 

 

RE-USE PUMPING AND

RETICULATION BY OTHERS

STORAGE TANK DETAIL

 

 

 

225 DIAM TANK OVERFLOW PIPE

=> 3

    

WATER DETENTION TANK

DETENTION ZONE
21,000 It

225 DAM —

 

 

  

 

 

 
  
 

LOW FLOW ORIFICE, 5mm

135mm ORIFICE HOLE.

DETENTION TANK DETAIL

DETENTION /RE-USE
IN-GROUND STORMWATER

TANK(S)

SITE STORMWATER MANAGEMENT

EXISTING SITE
- SITE AREA = 2020m’?
-  IMPERVIOUS AREA = 510m?

PROPOSED SITE
—  IMPERVIOUS AREA = 1320m?

SITE_RUNOFF

CONSTRUCTION NOTES

GENERAL:

1. DO NOT SCALE FROM THIS DRAWING.

2. ALL DIMENSIONS IN MILLIMETRES

3. SETTING OUT DIMENSIONS ARE TO BE OBTAINED FROM THE
ARCHITECTURAL DRAWINGS.

4. ANY DISCREPANCIES BETWEEN THESE DRAWING AND THE
ARCHITECTURAL DRAWINGS ARE TO BE REFERRED TO THE ENGINEER
IMMEDIATELY.

5. THE BUILDER IS RESPONSIBLE FOR LOCATING ALL EXISTING SERVICES
WITHIN AND ADJACENT THE ALLOTMENT AND SHALL ENSURE THAT ALL
NEW WORKS ARE IN ACCORDANCE WITH THE ATTACHED CRITICAL DEPTH
LINE DIAGRAM.

HYDRAULICS
1. HYDRAULIC SERVICES SHOWN ARE DIAGRAMATIC ONLY. REFER TO
ARCHITECTURAL DRAWINGS FOR LOCATIONS OF FIXTURES.
2. ALL SANITARY HYDRAULICS AND WATER RETICULATION WITHIN THE
ALLOTMENT BOUNDARY TO BE IN ACCORDANCE WITH AS39500.
3. ALL WORK SHALL COMPLY WITH THE REQUIREMENTS OF AUTHORITIES
HAVING JURISDICTION, AFTER OBTAINING ALL NECESSARY PERMITS AND
APPROVALS.
4. THE CONTRACTOR IS TO CONFIRM THE POSITION OF ALL EXISTING
SERVICES AS INDICATED ON THESE AND ASSOCIATED PLANS DO NOT
CLASH WITH THE PROPOSED PIPE WORKS PRIOR TO THE COMMENCING
OF WORK.
5. ALL TRENCH EXCAVATIONS AND CONSTRUCTION TO BE IN ACCORD
WITH WORKPLACE HEALTH & SAFETY 1989 AND ANY AMENDMENTS AND
THE MINE REGULATION ACT.
6. STORMWATER DRAINAGE PIPES SHALL BE LAID AT A MINIMUM GRADE
OF 1 IN 100 U.N.O. JOINS ARE TO BE CONSTRUCTED IN ACCORDANCE
WITH THE MANUFACTURERS REQUIREMENTS. (REFER NOTE 10.)
7. ALL PRECAST CONCRETE PIPES AND TO MANUFACTURED IN ACCORD
WITH AS. 4058.
8. STORMWATER PIPES SHALL BE THE FOLLOWING CLASSES:

8.1. REINFORCED CONCRETE PIPES (RCP) = CLASS 2.

8.2. uPVC 1008 OR GREATER = CLASS ‘SN8’.

8.3. "STORMPRO’ PIPES = CLASS ’SN8’.
9. ALL RCP PIPES TO HAVE THE FOLLOWING JOINTS U.N.O:

9.1. RCP 600¢ OR LESS = RUBBER RING JOINT.

9.2. RCP 600@ OR GREATER = FLUSH JOINT.
10. ROOF STORMWATER TO DESIGN BY HYDRAULIC CONSULTANTS TO
CLASS *SH’ U.N.O.
11. INSTALL SW MANHOLE AND FILED GULLY/INLETS IN ACCORDANCE
WITH AS1657 AND AS DESCRIBED BELOW:

11.1. MANHOLE/FIELD INLETS >1.35m DEEP = STEP IRONS.

11.2. MANHOLES 0.85m—3.0m DEEP = STEP IRONS.

11.3. MANHOLES >3.0m DEEP = FIXED ACCESS LADDER.
12. SEWERS 100mm DIAM. UPVC U.N.O. AND LAID AT A MINIMUM GRADE
OF 1 IN 60.
13. WATER SUPPLY PIPEWORK BELOW GROUND IS TO BE:

13.1. 63mm DIAM. OR LESS —- HIGH DENSITY TYPE 50

CLASS 12 POLYETHYLENE

14. ALL ABOVE GROUND AND INTERNAL WATER SUPPLY PIPEWORK TO
BE TYPE B COPPER.
15. WATER SERVICES ARE NOT PERMITTED IN GROUND SLABS AND ALL
JOINS AND CONNECTIONS SHALL BE MADE ABOVE THE SLAB.
16. FIRE HYDRANTS ARE TO BE INSTALLED IN ACCORDANCE WITH
AS2419.1. HOSE REELS ARE TO BE INSTALLED IN ACCORDANCE WITH
AS2441. CLEAN-OUTS, INSPECTION OPENINGS AND CLOSING CAPS
SITUATED IN VEHICULAR OR PEDESTRIAN PAVEMENTS ARE TO BE FITTED
WITH EITHER BRASS OR CAST-IRON COVERS.
17. ALL IN-GROUND VALVES SHALL BE IN ACCORDANCE IN APPROVED
CONCRETE PATH BOXES.
18. ALL WASTE PIPES AND WATER SERVICES PENETRATING SLABS TO BE
WRAPPED IN AN APPROVED FLEXIBLE JOINT JOINT WRAPPING.
19. THE TERM ’SERVICE’ REFERS TO THE MINIMUM INTERNAL PIPE
DIAMETER UNLESS NOTED OTHERWISE.

— FROM QUDUM USING RATIONAL METHOD:

SITE_RUNOFF

 

EXISTING PROPOSED

INCREASE

 

Qto 92.7It/s 103It/s
Qn | Milt/s 122It/s
Qin | _158it/s 170It/s

 

 

 

10it/s
12It/s
12It/s

 

 

 

NON-WORSENING
— ON-SITE DETENTION TANK WITH SLOW
PIPES TO BE PROVIDED.

STORMWATER QUALITY
- THE SITE AREA IS BELOW 2500m?
—  STORMATER HARVESTING TREATMENT
MEASURES TO BE IMPLEMENTED.

LEAK

— 101It OF STORAGE TO BE PROVIDED FOR

EVERY 1m? OF ROOF AREA. 80% OF ROOF
FLOW TO DRAIN THROUGH STORAGE TANK.

— STORED WATER TO BE USED FOR ON
IRRIGATION & EXTERNAL USE.

 

 

 

 

 

 

 

OPENING | TYPICAL OPENING
BETWEEN
DETENTION TANKS.

 

 

 

 

 

 

 

 

 

 

STAINLESS STEEL PLATE WITH A

(-x\ DETENTION TANK CONNECTION OPENING.

 

\_/ TYP. SECTION

0 2 4 6 8 10

Checked: Drg No. R
Pp mt: 150 © AT peg 5935 31 030-C5 {

SITE

 

A DETAIL UPDATED 25.11.21

 

 

 

Revision Description Date

 

Issue:

FOR APPROVAL

 

the written permission of SCG Consulting Engineers.

DO NOT SCALE FROM THIS DRAWING

The design and associated details contained on this and associated
drawings are copyright and are not to be used or reproduced without

 

ABN 40 098 481 899

DEBUILD T/A,

Unit 1/11 Project Ave,

PS Noosa Heads
Ph (07) 5455 5604
email:[email protected]

web:www.scg-engineers.com

 

Title:

CONCEPT STORMWATER
MANAGEMENT PLAN

 

 

 

 

29-27 TOOLAR St,
TEWANTIN
Date: Nov 21 Drawn SR Design SR
1:300 @ A3 : S Richardson A.