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ID+C CI v4- Innovation: Purchasing- lamps

EBOM-v4 MRc2: Purchasing - lamps
posted by Anna McGee on Jan 3, 2019, 1:04 pm

Hello - We're looking into the Innovation credit for low/no mercury lamps for our CI renovation.  The innovation credit has the below notice:

"Please note that since LEED O+M is a...

Last reply: Trista Little, Apr 11, 2019, 8:58 pm

Sky garden in refuge floor

CS-v4 SSc2: Site development - protect or restore habitat
posted by Yoyo Shek on Mar 14, 2019, 4:52 am

Hi All,

Our Project is in a urban area in Hong Kong, we would like to propose a sky garden in the refuge floor which is in the middle of the building and completely covered by the floors...

Last reply: Trista Little, Apr 11, 2019, 8:48 pm

"Pilot-Credits SSpc83: Offsite Financial Support for Habitat Protection"

NC-v4 SSc2: Site development - protect or restore habitat
posted by Yoyo Shek on Mar 14, 2019, 6:30 am

Trista Little Senior Consultant, WSP USA LEEDuser Expert 355 thumbs up April 11, 2019- 8:44 pm Hi Yoyo, yes you can replace the normal SSc2 Site Development credit with Pilot Credit 83. This webpage:  https://www.usgbc.org/node/5052535?return=/pilotcredits/New-Construction/v4  confirms PC83 is applicable for BDC v4 projects. And there's no distance requirement for the pilot credit, but as you point out, you have to donate to NFWF or FAS. Remember to also register for the Pilot Credit and complete all the requirements (e.g. the feedback survey and participate in the LEEDuser credit forum...

Last reply: Trista Little, Apr 11, 2019, 8:44 pm

Potable water use measurement- 1 meter or several meters?

NC-v4 WEp3: Building-level water metering
posted by Ricardo Sá on Mar 22, 2019, 4:17 am


in order to comply with building-level water meter requirements, is it acceptable to use several water meters, as long as they guarantee the measurement of 100% of potable water use,...

Last reply: Trista Little, Apr 11, 2019, 8:21 pm

Barriers in implementing Material Transparency in LEED v4 projects

LEED Reviews: Appeals, Design/Construction Submittals, and more
posted by SUSAN THOMAS on Apr 11, 2019, 9:49 am

What are the challenges in determining the environmental qualities and human health impacts of building materials or products in LEED v4 projects? (Eg: Is it the lack of supply of healthy...

Construction Waste Recycling Plant distance from Site

CI-v4 MRc6: Construction and demolition waste management
posted by Ana Mendoza on Apr 11, 2019, 11:23 am


We are currently working in a location where there aren't any gypsum recycling plant within a 200 mi radius. We have been looking 

for information that specifies the max...

Design-Build CxA

CI-v4 EAc1: Enhanced Commissioning
posted by Mark Kohles on Feb 25, 2019, 5:33 pm

In USGBC's "Who can be a Cxa" document (https://www.usgbc.org/resources/who-can-be-cxa), an independent company, not a member of the...

Last reply: Pablo Jimeno, Apr 11, 2019, 11:30 am

What is the best value about two different interpretations of a cold room system for LEED points.

CS-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Josée Lupien on Apr 11, 2019, 9:42 am

We have an issue about how to perform an EPD project for a client.
Our client would like an EPD for their Insulated Metal Panels used for cold room system.

Is it valid...

Campus project with central plants serving several buildings

NC-v4 EAp2: Minimum Energy Performance
posted by Yoyo Shek on Apr 10, 2019, 11:38 pm

Hi All,

Our project composed of several buildings which share a group of main central plants (including several chillers and cooling towers).

Does below approach correct?


Last reply: Marcus Sheffer, Apr 11, 2019, 8:19 am

Submeter 2 water subsystems but only one system in the building

CS-v4 WEc4: Water metering
posted by Kristina Pobre on Apr 11, 2019, 6:08 am

The credit requires to submeter at least 2 of the following subsystems: irrigation, indoor plumbing fixtures and fittings, domestic hot water, boiler,...