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Retention tank CS-2009 SSc6.1: Stormwater design - quantity control posted by Anna Korinkova* on Jun 22, 2011, 6:08 am* Hi all, We are working on a project in Prague with imperviousness >50% (Case 2). We would like to build a retention tank which will collect rainwater and than slowly release the... Last reply: Michael Smithing, Jan 23, 2014, 4:57 am	2	Michael Smithing LEEDuser Basic Member Director - Green Building Advisory Colliers International Ltd. Thu Jan 23, 2014, 4:57 am
Calculation of drawdown rate Qr CS-2009 SSc6.1: Stormwater design - quantity control posted by Therese Malm* on Mar 7, 2012, 9:37 am* the minimum drawdown rate. Then you need to design an orifice Q=C(2gh)^1/2 that meets that rate. See the SSc 6.1 forum for a more detailed discussion of this. http://www.leeduser.com/credit/NC-2009/SSc6.1 Log... Last reply: Michael DeVuono, Jan 20, 2014, 4:12 pm	5	Michael DeVuono LEEDuser Expert Regional Stormwater Leader Arcadis North America Mon Jan 20, 2014, 4:12 pm
Low Anual Rainfall Average CS-2009 SSc6.1: Stormwater design - quantity control posted by Ron Dean* on Feb 28, 2013, 5:10 pm* Our project is located in a city with a very low annual rainfall average (8.3mm that is about 0.327 inches per year). The project will have a green roof in about 60% of the... Last reply: Michael DeVuono, Aug 6, 2013, 8:38 am	1	Michael DeVuono LEEDuser Expert Regional Stormwater Leader Arcadis North America Tue Aug 6, 2013, 8:38 am
Undefined Outdoor Spaces CS-2009 SSc6.1: Stormwater design - quantity control posted by Luis Miguel Diazgranados* on Jan 15, 2013, 2:25 pm* Greetings Everyone I'm working on a office project with outdoor spaces within the LEED Boundary. The project's construction phase is almost finished. Originally this was going to be the... Last reply: Tristan Roberts, Mar 22, 2013, 12:41 am	1	Tristan Roberts LEEDuser Expert Representative Vermont House of Representatives Fri Mar 22, 2013, 12:41 am
Calculations CS-2009 SSc6.1: Stormwater design - quantity control posted by Angela Saggin* on Feb 24, 2012, 1:37 pm* Hi! I'm having some difficulties with the calculations, specially with the meaning of each variable in each equation. In equation 1, the 'P' (average rainfall event), should we... Last reply: Amy Rider, Aug 31, 2012, 6:21 pm	1	Amy Rider LEEDuser Basic Member Sustainability Manager KEMA Services Fri Aug 31, 2012, 6:21 pm
Pump up stored rainwater to local drainage system CS-2009 SSc6.1: Stormwater design - quantity control posted by Noriko Nagazumi* on Jun 19, 2012, 3:41 am* Our project has a big rainwater collecting tank which has enough capacity to store 2-24hr design storm, but the tank doesn't have function of... Last reply: Tristan Roberts, Aug 30, 2012, 4:06 pm	1	Tristan Roberts LEEDuser Expert Representative Vermont House of Representatives Thu Aug 30, 2012, 4:06 pm
Pond use outside LEED boundary CS-2009 SSc6.1: Stormwater design - quantity control posted by Brian Wolfe* on Aug 24, 2012, 10:17 am* Is it acceptable to utilize an existing detention pond that is outside the proposed LEED boundary? The stormwater runoff will be piped under the existing road to the pond. Last reply: Emily Catacchio, Aug 26, 2012, 4:47 pm	1	Emily Catacchio LEEDuser Basic Member Sustainability Specialist Wight and Company Sun Aug 26, 2012, 4:47 pm
Existing Imperviouness CS-2009 SSc6.1: Stormwater design - quantity control posted by Markus Henning* on Feb 10, 2012, 11:50 am* My question is. The Guide says choose Case 1 Sites with Existing... Last reply: Emily Catacchio, Feb 10, 2012, 8:22 pm	1	Emily Catacchio LEEDuser Basic Member Sustainability Specialist Wight and Company Fri Feb 10, 2012, 8:22 pm
Using a water table tank as a retaining method for compliance CS-2009 SSc6.1: Stormwater design - quantity control posted by Gabriela Hernández Castillo* on Oct 8, 2011, 1:27 pm* Our project is capturing rainwater and sending it to a water table tank (I don't know if this is the correct term, it is the tank that recieves water from the water table below foundations).... Last reply: David Posada, Oct 10, 2011, 3:49 pm	1	David Posada LEEDuser Expert Integrated Design & LEED Specialist SERA Architects Mon Oct 10, 2011, 3:49 pm
Retaining rainwater for future uses CS-2009 SSc6.1: Stormwater design - quantity control posted by Gabriela Hernández Castillo* on Mar 23, 2011, 4:24 pm* Will capturing all rainwater and keep it in a tank for future uses such as cooling towers and irrigation? Our project will not infiltrate it but... Last reply: Gabriela Hernández Castillo, May 11, 2011, 12:30 pm	2	Gabriela Hernández Castillo LEEDuser Basic Member Architect, LEED AP BD+C SYASA - México Wed May 11, 2011, 12:30 pm