All, 

I am currently working on a office facility/building. When i tried to do the LPD calculation for Energy simulation. I came across few doubts listed below.

Will the Use of Rainwater recharge pits comply with the credit requirement?

How to answer the following requirement in the IEQp1 form when you already filled the Minimum IEQ perfromance calculator with all occupiable zones in it and it has already automatically selected th

Do I understand correctly from 90.1 Table G3.1 item 5f for baseline building that I can input the existing envelope conditions in the baseline model in lieu of the 90.1 minimum envelope requiremen

I have an existing LEED Certified Core & Shell v2009 Project where there will be an addition of about 40% more.

MSA has issued a safety advisory because they have received field reports that their green colored MSA V-Gard Protective Caps are cracking.

Where can I find more in-depth information about how to choose between these two versions of LEED-ND v4?

With respect to calculating the "Square footage of all parking areas" . . .

An existing V2009 Project is getting an expansion that will fall under V4.

I am working on the certification of a mixed use building and the recycled content used on the project is currently at 9.56%. Can it be rounded off to the nearest whole number a