We are trying to determine the exterior lighting power densities for a Core and Shell project and have a doubt regarding a surface type per ASHRAE 90.1.

In the version 2.0 of the Core and Shell system, and the old version of LEED Online, the template consists of two tables for EXTERIOR LIGHTING SYSTEMS: 1 - Lighting Power Density Tabulation Exterio

Dear All, We are having a fence around our proposed building and this fence will be lit with lights (may be bollard lights or buried up lighting).

I have a project that is an office building with mixed retail on the first floor, including at least one restaurant.

We are trying a new strategy to achieve this credit: we will turn off all exterior lighting from 11pm to 5am with a timer. Is this a valid strategy instead of uploading a photometric plan?

We are working on a project where the back of the building is very close to the property line that abuts a railway track.

In our project (LZ3) we have a separate pedestrian route accessing the site.

Hello, I just want to make sure I’m right about complying with this credit. Our building doesn’t have C&S areas that have a direct line of sight to opening in the building envelope.

To what height does the vertical calculation grid need to go?

Hello, I have a question regarding the horizontal and vertical footcandles. In our understanding, the horizontal footcadle means that the illuminaiton is measured at horizontal plane (i.e.