We are trying to achieve this credit, I have 2 questions;
- The municipality has few lighting off our site limit but very close to our LEED boundary. Should we include them in the...

We are developing a principal design for an industrial building within zone LZ2 or 3, depending on where it is located in the world. I wonder wether it will be accepted to have lighting pointing...

I understand that residential units are exempt from interior lighting requirements. Does this include hotel guest rooms as well?

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...

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"...

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....

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 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...

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...

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...