A18.104.22.168 Controls for Outdoor Lighting
All permanently installed outdoor lighting shall be controlled by a photocontrol or astronomical time switch that automatically turns off the outdoor lighting when daylight is available.
Exception: Lighting in tunnels and large covered areas that require illumination during daylight hours.
For lighting of building facades, parking lots, sales and nonsales canopies, all outdoor sales areas and student pick-up/drop-off zones where two or more luminaires are used, an automatic time switch shall be installed that is capable of (1) turning off the lighting when not needed and (2) reducing the lighting power (in watts) by at least 50 percent but not exceeding 80 percent or providing continuous dimming through a range that includes 50 percent through 80 percent reduction. This control shall meet the requirements of Section A22.214.171.124.
- Lighting required by a health or life safety statute ordinance or regulation, including but not limited to, emergency lighting.
- Lighting for steps or stairs that require illumination during daylight hours.
- Lighting that is controlled by a motion sensor and photocontrol.
- Lighting for facilities that have equal lighting requirements at all hours and are designed to operate continuously.
- Temporary outdoor lighting.