Our Solar PV system supplier provided us a calculation of how much solar energy is generated per annum. It is projected that there will be a solar degradation factor of 1% each year.

Hello, We hace just received the preliminary review comments for a Data Center.

Hello, we are working on a residential project and we would like to know if amenities such as sauna, massage and swimming pool areas are considered as regularly occupied areas. Thank you.

Lets say the 90% runoff volume for the project area is 10,000 c.f. If only 50% of the project area drains to the bmp which is designed to treat 10,000 c.f. at 100% efficiency but only 7,900 c.f.

Resurrecting Mark Webster’s previous thread – I am finalizing a PC 63 submission and I’m curious what strategy others have used to define the reference building.

May be this is a very basic question. But I would like to know from you all, how can we determine whether a open grid paving block is 50% previous or not?

From my understanding, in order to pass the test for PM2.5 and PM10, EPA Compendium Method IP-10 has to be used.

i want some clarity on whether it is necessary to include Lift lobbies in VRP calculation to demonstrate compliance under IEQp1 and IEQc2? These lift lobbies are not regularly occupied.

Hi everyone, I got a question about the calculataion of Volume of captured run off; In the formula,(V= P.A.R/12) P value is taken according to the location of project ; humid ,semi arid and arid.w

RE: usgbc.org/leedonline, CS2009 MRc5 I do not see a form or calculator for material tracking or other forms/upload requirements for this credit documentation.