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RFI - C - Site Based Stormwater Management Plan
Plans and drawings
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Log in to see the plans as drawn Design Criteria
The items on this page must be reflected on other project plans, specifications and engineering drawings.
The development must be designed and constructed in accordance with the following:
Rainwater Tank Specifications
Total rainwater tank volume (L) 0 *This is the rainwater tank volume
retention + detention
0
*This is the rainwater tank volume
Total rainwater retention* tank volume (L) that is available for reuse
*This is the rainwater tank volume that is
Total rainwater detention* tank volume (L) 0 reserved for slow release to stormwater
Roof connected to rainwater tank (m ) 2
0.0
Rainwater tanks connected to Toilet , Laundry
Irrigated Garden
Other rainwater tank end uses (L/day) Area (m2)
First Flush
% building rainwater end uses connected 100 Device? 0
(to rainwater tanks)
*Site storage added adjacent to the legal point of
Additional* Site Storage (L) 9150 discharge for peak flow detention or volume infiltration
Recycled water source (Yes/No)
Water tank reliability % 0.0
0.0
*Note if this number is under 25%, then 30% of the tank’s retention
Rainwater tank overflow % volume will be counted toward the detention volume
Water Efficiency Specifications
Basin WELS star rating > 4 Star WELS rating
Toilet WELS rating > 4 Star WELS rating
Bath WELS star rating Medium Sized Contemporary Bath
Washing Machine WELS star rating Default or unrated
Kitchen Taps WELS rating > 4 Star WELS rating
Urinal WELS rating Not Applicable
Shower WELS star rating 3 Star WELS (> 7.5 but <= 9.0) (minimum requirement)
Dishwasher WELS star rating > 3 Star WELS rating
4300 litres of additional Site Storage Requirement (SSR) (in addition to the combined rainwater / detention tanks) which is provided
by 9150 litres of additional site storage adjacent to the legal point of discharge.
Stormwater management measures selected are
This includes all impervious areas in the site connected to Council or Stormwater Authority drains. This excludes
pervious areas like garden, gravel, and lawn areas)
•253m2 of Other Roof draining to 3m2 of treatment: Infiltration Sand
•123m2 of Driveway Driveway draining to 3m2 of treatment: Infiltration Sand
© 2020 InSite Water www.insitewater.com.au
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