Wash. Admin. Code § 51-11C-405064 - Table C405.5.3(2)-Individual lighting power allowances for building exteriors

State Regulations
Compare

Table C405.5.3(2)

Lighting Power Allowances for Building Exteriors

	Lighting Zones
	Zone 1	Zone 2	Zone 3	Zone 4
Base Site Allowance	160 W	280 W	400 W	560 W
Uncovered Parking Areas
Parking areas and drives	0.015 W/ft²	0.026 W/ft²	0.037 W/ft²	0.052 W/ft²
Building Grounds
Walkways and ramps less than 10 feet wide	0.04 W/ft²	0.07 W/ft²	0.10 W/ft²	0.14 W/ft²
Walkways and ramps 10 feet wide or greater, plaza areas, special feature areas	0.04 W/ft²	0.07 W/ft²	0.10 W/ft²	0.14 W/ft²
Dining areas	0.156 W/ft²	0.273 W/ft²	0.390 W/ft²	0.546 W/ft²
Stairways	Exempt	Exempt	Exempt	Exempt
Pedestrian tunnels	0.063 W/ft²	0.110 W/ft²	0.157 W/ft²	0.220 W/ft²
Landscaping	0.014 W/ft²	0.025 W/ft²	0.036 W/ft²	0.050 W/ft²
Building Entrances and Exits
Pedestrian and vehicular entrances and exits	5.6 W/linear foot of opening	9.8 W/linear foot of opening	14.0 W/ linear foot of opening	19.6 W/ linear foot of opening
Entry canopies	0.072 W/ft²	0.126 W/ft²	0.180 W/ft²	0.252 W/ft²
Loading docks	0.104 W/ft²	0.182 W/ft²	0.260 W/ft²	0.364 W/ft²
Sales Canopies
Free standing and attached	0.20 W/ft²	0.35 W/ft²	0.50 W/ft²	0.70 W/ft²
Outdoor Sales
Open areas (including vehicle sales lots)	0.072 W/ft²	0.126 W/ft²	0.180 W/ft²	0.252 W/ft²
Street frontage for vehicle sales lots in addition to "open area" allowance	No Allowance	7 W/ linear foot	10.3 W/linear foot	14.4 W/ linear foot

For SI: 1 foot = 304.8 mm, 1 watt per square foot = 10.76 W per m²

Table C405.5.3(3)

Individual Lighting Power Allowances for Building Exteriors

	Lighting Zones
	Zone 1	Zone 2	Zone 3	Zone 4
Building façade	No allowance	0.075 W/ft² of gross above-grade wall area	0.113 W/ft² of gross above-grade wall area	0.150 W/ft² of gross above-grade wall area
Automated teller machines (ATM) and night depositories	80 W per location plus 25 per additional ATM	80 W per location plus 25 per additional ATM	80 W per location plus 25 per additional ATM	80 W per location plus 25 per additional ATM
Uncovered entrances and gatehouse inspection stations at guarded facilities	0.144 W/ft²	0.252 W/ft²	0.360 W/ft²	0.504 W/ft²
Uncovered loading areas for law enforcement, fire, ambulance and other emergency service vehicles	0.104 W/ft²	0.182 W/ft²	0.260 W/ft²	0.364 W/ft²
Drive-up windows/doors	53 W per drive through	92 W per drive through	132 W per drive through	185 W per drive through
Parking near 24-hour retail entrances	80 W per main entry	140 W per main entry	200 W per main entry	280 W per main entry

Notes

Wash. Admin. Code § 51-11C-405064

Amended by WSR 16-03-072, Filed 1/19/2016, effective 7/1/2016 Amended by WSR 19-24-040, Filed 11/26/2019, effective 7/1/2020 Amended by WSR 20-21-080, Filed 10/19/2020, effective 2/1/2021 Amended by WSR 22-14-091, Filed 7/1/2022, effective 7/1/2023

Statutory Authority: RCW 19.27A.020, 19.27A.025 and chapters 19.27 and 34.05 RCW. 13-04-056, § 51-11C-405064, filed 2/1/13, effective 7/1/13.

State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.