Hi all,

A question about industrial sites:
According to ASHRAE 90.1- section 9.4.5 Exterior Building Lighting Power, lighting used for the following exterior applications
is...

Our project is a new building being built on an existing campus. We have lights near one edge of the project/lighting boundary; this is NOT the property line as the campus is on the other side of...

Does anyone know if the Exterior Lighting Option 3 under the...

I have a plant nursery that is enclosed with Saran material (translucent). It has lighting that is connected to a timer switch that assures that it will be off at night time. No operations are...

Dear all,

In a situation where there are some spot lamps for emergency maintenance that can emit upward lights but used only for max. 2 - 3 hours a month, is it possible to use a weighted...

We have a project along a major city street. the city street lights are very bright. I understand these are not included in the photometric calculations, but it causes a rather ridiculous...

can a building still achieve this credit if they adhere to ASHRAE 90.1 for exterior lighting, none of the exterior lighting falls over the site boundary and there is no glazing in the building...

We are working on a maintenance facility for a landfill (Don't worry - there is a big compost and container recycling operation there too!) They will be operating and maintaining garbage trucks....

In version 2009, I have to shutoff or reduce interior lighting. The interior space is a chiller plant where lighting shutoff or reduction would create a safety risk. Ashrae allows me to "exempt"...

Is there any exception to a project that would only be used 12 times a year (1 time per month) past the 11pm time line for interior lighting levels? The project would otherwise meet the...