What should be done for a product that has numerous locations for extraction. For instance, my steel supplier has 47% regional materials, but the sources are from about a dozen different mills.

Sometimes I receive a letter from a manufacturer stating that a material is harvested and manufactured within 500 miles of the project site however for proprietary reasons, they cannot disclose the

Can a reviewer tell me how they would like to see this spreadsheet set up? I started with entering as I got the information and then quickly realized when I needed to add another Vendor to the pro

I'm cross posting my question here, as it pertains to LEED v4 raw material sourcing, and in documenting regional materials, others may have encountered the same issue. I am working on documentatio

Within my LEED boundary are two buildings, One is a LEED building, the other is not ....

There is a project that needs to raise the site level by 4 feet. To accomplish this they are trucking in soil and aggregate and spreading it down prior to construction of the foundation.

I work with a commercial modular building fabricator preparing to construct an office facility on the east coast.

I feel like broken record on this topic, because I know I've been through this before.

Hi, We have a manufacturer's statement and it says: "materials used to manufacture above mentioned products are approximately in 90% extracted/produced within 500mile radious from the constructio