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Architect Plans
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ROOF DRAINAGE PLAN 1 : 100
TO
AW NING EAVES
GRO UND LVL
DP rooftop
deck
W-29 W-30
LINE OF BUILD
nt
Roof Catchme
= 148 sqm 1:100 FALL
FORMED ROOF
ING UNDER
STRUCTURE
/60)
N WALL (60/60
FIRE SEPARATIO
W-27 W-28
W-25 W-26
W-24
FORMED ROOF
W-22 W-23 STRUCTURE
W-20 W-21
DP W-19 1:100 FALL
1
BA.071
LINE OF BUILD
rooftop
deck
ING UNDER
W-18 W-17
1
ES TO
BA.070 AW NING EAV
GROUND LVL
DP
DRAINAGE
NOTES:
Based on assumed 5 minute rainfall intensity - • Effective roof catchment area (extension 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. only) 152 m² not create a hazard to building users nor gutter length & be within 1.2m from each
Queensland Development Code (QDC) • Roof catchment per downpipe 60m² impede window & door openings and the valley unless overflow is provided for (NCC
(Water Saving Targets). Gutters & downpipes shall be in accordance • Downpipes must not serve more than 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 12m of gutter length for each downpipe practicable to the supporting structure while
Roof stormwater is to discharge to local of the NCC. • Total rainfall intensity 148m² X 189mm/60 maintaining termite inspection clearances of
government requirements and approval. = 466.2L/min 25mm. Downpipes are to be protected from
Tank/s overflow and downpipes not All downpipes to be 90mm/100mm U-PVC. • Stormwater pipes - 100 dia. Laid at 1 in potential mechanical damage, be installed
connected to rainwater tank/s to discharge All gutters to be 150 Quad Gutters (8600mm² 100 minimum grade. no less than 100mm from electrical cables &
to interallotment drainage system/ to Cross section area). gas pipes & no less than 50mm from other
nominated discharge points via bubbler Falls to be in accordance with clause 3.5.2.4, services (AS3500.3.2 S4.11)
system/ to discharge to street channel system. Vol 2 of the NCC.
No. Description Date
A Approval Issue A 16/10/2020 Project number Scale at A3
Project Client Drawing Drawn by
dennishillarchitect 27 Grant Street, Brown Rooster Pty ROOF DRAINAGE DRH
B
C
Approval Issue C
Approval Issue D
18/11/2020
04/12/2020
049 1 : 100
mobile: 0438 20 55 66 | [email protected] Noosa Heads Ltd PLAN
www.dennishillarchitect.com
D
E
Approval Issue E
Approval Issue F
10/12/2020
10/02/2021 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. 10/02/2021 8:05:15 PM
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