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LEED NCv4 getting harder

NC-v4 SSc4: Rainwater management
posted by Marco Valerio Ceccotti on Mar 21, 2016, 1:11 pm

Hi All.

This is just a suggestion.

To achieving this credit the pre-development condition is no more the "existing site" we were talking about in v2009, but is now(LEED v4) the "...

Last reply: Michael DeVuono, Mar 21, 2016, 1:32 pm

Option 2

NC-v4 SSc4: Rainwater management
posted by henry nguyen on Jan 20, 2016, 6:16 pm

Hello, I wonder how should I understand Opt.2 BD+C
Rain water Mgmt credit.
"Manage on site the annual increase in runoff volume from the natural land cover condition to the post-...

Last reply: Michael DeVuono, Mar 10, 2016, 11:25 am

natural land cover conditions in a portion of project site

NC-v4 SSc4: Rainwater management
posted by Noriko Nagazumi on Jan 5, 2016, 2:51 am

Hi,

Our project site contains a portion of natural land cover conditions site and previously developed site.Shall we use option 1, or shall we use combined option 1 and 2, such as using...

Last reply: Noriko Nagazumi, Jan 6, 2016, 7:45 pm

compliant strategies

NC-v4 SSc4: Rainwater management
posted by Emmanuel Pauwels on Dec 4, 2015, 1:53 pm

We have a project with an underground parking which covers the whole site. On top of that underground parking we have a 6 floor building and an open space with a green roof (on top of the...

Last reply: Michael DeVuono, Dec 6, 2015, 9:37 am

What is to be considered LID + measures outside LEED Site

NC-v4 SSc4: Rainwater management
posted by Petr Vogel on Nov 24, 2015, 8:48 am

Dear all,
we have a project site situated in the rural mountains where...

Last reply: Petr Vogel, Nov 30, 2015, 2:55 pm

Modified rational method- rainfall intensity

NC-v4 SSc4: Rainwater management
posted by Hana Raitrova on Nov 13, 2015, 11:20 am

Dear All,

I´m still wondering how to get a value of rainfall intesity in inches/hour or mm/hour for the 95th percentile (option 2 - modified rathional method) based on time concentration....

Last reply: Michael DeVuono, Nov 13, 2015, 11:47 am

Is green space above underground parking previous or impervious?

NC-v4 SSc4: Rainwater management
posted by Valentin Grimaud on Nov 6, 2015, 4:52 am

Dear all,

We are currently wondering what is th ruling in the case of an underground parking being below a green space area, which we would tend to account for in the pervious area...

Last reply: Michael DeVuono, Nov 6, 2015, 6:22 am

Calculating Stormwater Treatment Volumes

NC-v4 SSc4: Rainwater management
posted by Joshua Radoff on Jul 22, 2015, 11:40 pm

After going through the Online Reference Guide for this credit a few times, and then watching the two videos that illustrate how to calculate the various parameters (and feeling like I was...

Last reply: Michael DeVuono, Sep 2, 2015, 9:03 am

Calculations

NC-v4 SSc4: Rainwater management
posted by Gustavo De las Heras Izquierdo on Nov 20, 2014, 2:48 pm

Hallo, I have documented SSc6.1 and SSc6.2 for almost 15 projects with a 100% success rate.

I am documenting NC-v4 Rainwater Management for the first time and I am a little bit confused...

Last reply: Michael DeVuono, Jul 23, 2015, 8:13 am

But what if my cistern is full already?

NC-v4 SSc4: Rainwater management
posted by Adam Stoker on Jul 14, 2014, 1:39 pm

Based on my interpretation of Option 1 for this credit, it seems as though project teams are being asked to evaluate the 95th percentile (or 98th percentile) rainfall event in isolation. Much of...

Last reply: Michael DeVuono, Apr 29, 2015, 1:59 pm