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SUPERSEDED Approved Plans MCU21-0020 & OPW21-0035
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ROOF DRAINAGE PLAN 1 : 100
rooftop
deck
DP
LINE OF BUILD
land Grey
Colorbond Wood
nt
Roof Catchme
= 139 sqm
1:100 FALL
ING UNDER
FORMED ROOF
8.0° STRUCTURE
W-32 W-33 N WALL (60/60
/60)
W-31 FIRE SEPARATIO
W-29 W-30
INSULSPAN SIP ROOFING
Colorbond Woodland Grey
DP
W-37 W-38 Roof Catchment
DP
W-35 W-36
W-34 2.0°
1 = 19 sqm
BA.071
LINE OF BUILD
rooftop
deck
ING UNDER
1
BA.070 DP DP
Site Cover = 241sqm = 44%
DRAINAGE
NOTES:
Based on assumed 5 minute rainfall intensity - • Effective roof catchment area 158m² Downpipes are to be located where they will Downpipes are to service 12m maximum
All work to conform with Part MP 4.2 of the 189mm/h 20 years recurrence interval. • Roof catchment per downpipe 60m² not create a hazard to building users nor gutter length & be within 1.2m from each
Queensland Development Code (QDC) • Downpipes must not serve more than impede window & door openings and the valley unless overflow is provided for (NCC
(Water Saving Targets). Gutters & downpipes shall be in accordance 12m of gutter length for each downpipe like. They are to be installed as close as Vol2 P3.5.2.5)
with AS/NZS3500.5 domestic & Part 3.5.2, Vol 2 • Total rainfall intensity 158m² X 189mm/60 practicable to the supporting structure while
Roof stormwater is to discharge to local of the NCC. = 497.7L/min maintaining termite inspection clearances of
government requirements and approval. • Stormwater pipes - 100 dia. Laid at 1 in 25mm. Downpipes are to be protected from
Tank/s overflow and downpipes not All downpipes to be 90mm/100mm U-PVC. potential mechanical damage, be installed -
100 minimum grade.
connected to rainwater tank/s to discharge All gutters to be 150 Quad Gutters (8600mm² no less than 100mm from electrical cables & NOOSA COUNCIL
to interallotment drainage system/ to
nominated discharge points via bubbler
Cross section area).
Falls to be in accordance with clause 3.5.2.4,
gas pipes & no less than 50mm from other
services (AS3500.3.2 S4.11)
APPROVED PLAN
system/ to discharge to street channel system. Vol 2 of the NCC. MCU21/0020 & OPW21/0035
7 SEP 2021
No. Description Date
E Approval Issue F 10/02/2021 Project number Scale at A3
Project Client Drawing Drawn by
dennishillarchitect 27 Grant Street, Brown Rooster Pty ROOF DRAINAGE DRH
F
G
Approval Issue G
Approval Issue H
19/03/2021
27/04/2021
049 1 : 100
mobile: 0438 20 55 66 | [email protected] Noosa Heads Ltd PLAN
www.dennishillarchitect.com
H
I
Approval Issue I
Approval Issue J
27/07/2021
18/08/2021 BA.05
Do not scale from drawings. Dimensions are to be checked on site prior to commencement of work. Discrepancies to be brought to the attention of the author. Any dimensions not nominated must be referred to the Architect for confirmation. The concepts and information contained in this document are the copyright of Architect. Use or copying of the document in whole or in part without the written permission of the Architect constitutes an infringement of copyright. 18/08/2021 1:51:12 PM
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