There is a point of contention within my office that I'm hoping can be cleared up by posting here. When considering the "1- and 2-year 24-hour design storms", is it possible to meet the quantity...

Our project has exterior lighting that is fully shielded, however a few streetlamps on the project boundary emit ample light to the night sky. These lamps are on the sidewalk, but technically...

Our project will include a substantial (20+ KW) PV system. We are trying to determine what our options are related to the electrical unit cost ($/KWH) used to calculate savings under EAc1 and...

I'm confused about the Refrigerant Charge as a requirement for this credit. The language of the LEED 2009 manual in the "Select Equipment with Efficient Refrigerant Charge" paragraph under...

Do I have this correct? A tenant space in a multi-story building wouldn't have to have walk off mats. If they don't do high volume copying and have no chemical use, they don't have to have...

Our project is an office space within a warehouse. The only exterior light fixture attached to our property is at the back entrance of our parking garage. Can we still achieve this credit if the...

Ok, this prereq, in my mind, is more of a design-based item. And this is a long comment for a particularly fuzzy issue in my mind. Apologies ahead of time.

As critical zones are used for...

The school that I am working on is in a rural community. There is a pre-enrollment taking place now, which is significantly less than the capacity and what is anticipated in the near future....

I'm designing a natural ventilation / fan assist project using just windows and exhaust fan for ventilation. This credit said that for "mechanically ventilated system,...

I am a little confused about the deifinition of a...