Hi All, 

We got a comment back from USGBC that said this: 

Hi everyone,

did anyone targeted Option 2, Path 4 and included recycled steel and rebars as "salvaged/reused"  materials.

Can someone please clarify if the entire project (including additions) is used as the "denominator" for this credit?  Or only the existing building that is being resused?  I am finding th

I can't seem to find a minimum threshold for the amount of reused / salvaged materials required to be able to achieve all (4) points within Opt 2 Path 4.

Hello,

I am starting to use the new A2 type EPDs and having some challeneges with reporting the eutrophication potential, as there are three different types reported in different units:

Good afternoon colleagues, we have recently received comments (by LEED reviewers) about the EPDs we use for LCA in the baseline model that are not the standards to consider in the U.S.

I couldn't find any mention of requirements for the design stage of the submitted LCA analysis.