Has anyone encountered a project where the client or other circumstances suggested we look into purple roof solution.  From the looks of it, it's a green roof solution with optimized stormwater...

I have a office space project, that will have an entryway system (walk off matt). My question is where is the accaptable way to install the walk of matt it should be 10-feet (3meters) inside the...

Hi all,

Under GIB Prerequisite: Indoor Water Use Reduction, as the concept plan might be limited on details on fixtures and fittings. Are we able to use letter of undertaking on maximum...

This is a complex, multi-part question. An airport project is being phased and has multiple contracts. The scope includes replacing the runways and concrete around the terminals. This is one...

I am working on an airport project. Are jet bridges (Division 11), considered to be inside or outside the building envelope?

Has anyone attempted this Pilot Credit yet?  Our project is a college science building which was under construction during the COVID-19 shutdown, and already incoporates most of the requirements...

Hello LEED community,

I'm seeking clarification regarding the Bicycle Facilities credit requirements in LEED v4 BD+C: Core & Shell, specifically regarding the inclusion of shower...

If i demonstrate prerequisite compliance with calculator and further if my project uses recycled water then will project be awarded as 100% reduction (2 points)? Please confirm 

There are some applications, such as LPG (liquid petroleum gas) or diesel-fueled systems in remote locations, where you need to utilize combustion devices (stationary engines, boilers, etc) that...

Hi, in my current project I am dealing with a manufacturer who provided the Recycled Content with percentage report with mention whether is post-consumer or pre-consumer for some reasons.

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