Our contractor proposes to take scrap drywall (new construction) to a landfill where it will be used as "alternate daily cover".

Hi - when doing the calculations for option 1 - should i include the sf of the project (ie tenant space) or the whole building - then divide it by the area.

Is it valid to use 1" wood as thermal barrier for the construction of roof insulation.

This is a major renovation of an old office building. The new building will use structural walls and metal roof of previos building.

In an IT room there are envelope loads and equipment loads due to HVAC needed to cool the space. Also the electric load due to the IT equipment running.