We are in the conceptual design phase of a project consisting of renovations to an existing building and a significant addition.

Hi Bill - Perhaps you can help me with this. The RG states a requirement of 200 cd/m2 (nits) for nighttime hours and 2000 nits during daytime hours for Internally Illuminated Exterior Signage.

The actual points won't be achievable for a few months, but USGBC has released implmentation guidance. Please see the details here:

I have a CI project that has asbestos in the existing space that must be addressed for our project.

Hi all We are developing a pre-assessment to evaluate the certification level under LEED v4 for a campus. In the campus we have small buildings of about 80 square meters each (hospitality rooms), a

There are contradictory studies related to the use of glisofat as a herbicide. Would spraying with a mixture containing 30% glifosat be an aceptable practice?

Is labor to deliver (i.e. drive time, time to unload materials, and / or shipping costs from suppliers) and / or unload materials on a job site included in the material cost?

As posted for Materials reuse.

Hello! Quick question about the Nonresidential Density (FAR) - Our site is located in the heart of a very dense urban area, the residential density exceeds the requirement and so does the Nonres

I have a question regarding using carbon credits (CERs) from a Clean Development Mechanism project for a New Construction V4 project.