The height of the parking lot lights cannot exceed 20 feet and must provide a minimum of 25 footcandles of light on the parking surface.
Minimum parking lot lighting levels.
10 1 max min uniformity parking uncovered zone 3.
Each location within a parking lot should be lit by a minimum of two and preferably four pole mounted lights.
Consult with a lighting energy.
Providing multiple sources of light lessens the number of areas within a shadow.
Parking covered 5 1 min.
Lighting zone 2 suburban 1 0 5 2 6 3 1 2 gas station canopy 12 5 10 15 safety building exterior 1 0 5 2 if security is an issue raise average level to 3 retail general retail ambient 50 department store 40 20 80 15 7 5 30 perimeter 75 35 150 accent lighting displays 3 10 times greater than ambient light levels.
This chapter establishes standards for parking lot lighting to provide the minimum lighting necessary to ensure adequate vision and comfort in parking areas and avoid glare or direct illumination onto adjacent properties or streets.
03 1033 11 17 24 020 parking lot standards.
Sales lot exterior zone 2 suburban 15 7 5 30 15 7 5 30.
Most security cameras are rated for both very low and very high light levels but are limited by contrast ranges.
The two main design criteria for parking lots are a minimum light level and a certain uniformity ratio.
All parking lot lighting systems must be approved by the municipal board and are given 30 days to make appropriate adjustments.
The illuminating engineering society of north america ies recommends light levels for basic parking lots and higher light levels for parking facilities where enhanced security is required.
Industrial employee parking educational facilities churches ies also states that the low values are appropriate wherever there is a requirement to maintain security at any time in areas where there is a low level of nighttime activity.
Recommendations for other outdoor lighting levels footcandles building exteriors entrances active.
Light poles should be at least 20 feet tall to provide a high angle of light.