A.
Site lighting shall be provided in all areas accessible
to the public in accordance with the following table:
|
Area
|
Average Maintained Footcandles
| ||
|---|---|---|---|
|
Parking lots:
| |||
|
Shopping centers
|
1.5 to 5.0
| ||
|
Retail businesses
|
1.0 to 4.0
| ||
|
Industrial
|
0.5 to 1.0
| ||
|
Residential, multifamily
|
0.4 to 1.0
| ||
|
Access driveways:
| |||
|
Shopping centers
|
2.0 to 3.0
| ||
|
Retail businesses
|
1.0 to 3.0
| ||
|
Industrial
|
1.0 to 3.0
| ||
|
Residential, multifamily
|
0.6 to 1.0
| ||
|
Parking areas and pedestrian ways
|
0.4
| ||
|
Sidewalks
|
0.5
| ||
|
Intersections
|
2.0 to 5.0
| ||
|
Other areas
|
As determined by individual study
| ||
B.
In general, the areas most frequently utilized shall
be more intensely lit, with lighting levels decreasing as usage decreases.
All lighting shall be designed to meet the following
minimum criteria:
A.
All lighting from fixtures shall be cut off at property
lines adjoining residential areas and zones.
B.
Fixtures shall provide cutoff so that the lamp or
refractor is not visible from adjoining roadways or residential areas.
C.
Sky glow effects shall be prohibited.
D.
Maximum desirable luminaire mounting heights shall
be 30 feet.
E.
A minimum uniformity ratio shall vary from six to
one for the intensely lit areas to 10 to one for the remote areas.
The uniformity ratio shall be the ratio of the average to minimum
intensity.
Streetlighting shall be guided by the following
minimum requirements:
|
Street Class
|
Minimum Average Maintained Footcandles
|
Uniformity
(average to minimum)
|
|---|---|---|
|
Major collector
|
0.5
|
6:1
|
|
Minor collector
|
0.3
|
—
|
|
Local
|
0.2
|
—
|
