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unit (cf/storm)

NC-2009 SSc6.1: Stormwater design - quantity control
posted by Ameet AA on Jun 18, 2013, 10:50 am

My project is using Option 1: Design stroms,Case 2 :Site with existing imperviousness mote than 50%

LEED online template V 5.0 Table 6.1-3 Site runoff: Two year,24 hour Design storm...

Last reply: Michael DeVuono, Jun 19, 2013, 8:06 am

Option 1, Case 1, Stream Channel Protection

NC-2009 SSc6.1: Stormwater design - quantity control
posted by Adi Negara, LEED AP BD+C on Jun 10, 2013, 11:58 pm

this, I would suggest you seek the assistance of a civil engineer or other qualified SWM professional, as the methodology for this is outside of the scope of this forum. Log in or register to post...

Last reply: Michael DeVuono, Jun 13, 2013, 8:27 am

Question about sizing the silt trap

NC-2009 SSc6.1: Stormwater design - quantity control
posted by Magda Aghababyan on Jun 7, 2013, 2:50 am

Hi, We are trying to pursue both storm water quality control and quantity control credits. When we calculate the 2 year - 24 hour design storm it comes to about 6.75 inches and 25% of that we are...

Last reply: Michael DeVuono, Jun 11, 2013, 10:29 am

Rainfall Event Interval

NC-2009 SSc6.1: Stormwater design - quantity control
posted by Alicia Freire on May 20, 2013, 11:54 am

Hello,
I was wondering if someone could clarify how is the Rainfall Event Interval required to calculate the minimum drawdownrate for a tank calculated. Is this something we need to...

Last reply: Michael DeVuono, Jun 7, 2013, 9:24 am

Design Respons from GBCI C6.1

NC-2009 SSc6.1: Stormwater design - quantity control
posted by Veronika Sundberg on May 17, 2013, 7:56 am

Hej,
We got feedback from our design submittal with the following technical advice:
“Rainfall intensity is normally dependent on the time of concentration. Confirm that time of...

Last reply: Michael DeVuono, May 24, 2013, 7:21 am

Waiver for Quantity Requirement

NC-2009 SSc6.1: Stormwater design - quantity control
posted by Tim Setala on May 1, 2013, 10:04 am

We have a project where...

Last reply: Michael DeVuono, May 2, 2013, 1:26 pm

Cistern volume

NC-2009 SSc6.1: Stormwater design - quantity control
posted by Lucie Cervena on Mar 18, 2013, 9:43 am

Could you please give me an advice regarding question 1?

Our cistern is designed to store the volume that is required in this credit – the predevelopmet runoff is 90 m3, the post...

Last reply: Michael DeVuono, Mar 21, 2013, 7:36 am

Calculation of drawdown rate Qr

NC-2009 SSc6.1: Stormwater design - quantity control
posted by Christian Brücher on Jul 29, 2011, 6:54 am

I have a question for a Czech colleague of mine. The have a project and want to install a stormwater storage tank. The water shall be used for toilet flushing in the building. The problem is,...

Last reply: Tristan Roberts, Mar 19, 2013, 9:19 am

Computer-based software: Estimating SW runoff rates and volumes.

NC-2009 SSc6.1: Stormwater design - quantity control
posted by Nadia Ayala on Mar 9, 2013, 7:02 pm

Hi everyone,
While studying the GBD+C Guide, I noticed that under the Calculations section, says: "various methods and computer-based software programs are available to estimate stormwater...

Last reply: Michael DeVuono, Mar 11, 2013, 7:44 am

A building on a campus

NC-2009 SSc6.1: Stormwater design - quantity control
posted by Lisa Sawin on Feb 22, 2013, 1:53 am

We currently working on a project that will be pursuing LEED certification. The building resides on a campus but we are only certifying one building as part of our contract. We are currently...

Last reply: Michele Riberdy, Feb 22, 2013, 11:24 am