Lighting criteria are different for college, high school, and recreational play. Stadium lighting considerations include:
- Proper orientations, locations, illuminances and controls that satisfy needs for any type of contingency
- Number of poles based on the width of the sideline
- Quality of cutoff or spill light control
STADIUM CLASS DESIGNATIONS
- Class I ÃƒƒÃ‚¢Ãƒ‚Ã‚€Ãƒ‚Ã‚“ Facility with OVER 5,000 spectator capacity
- Class II ÃƒƒÃ‚¢Ãƒ‚Ã‚€Ãƒ‚Ã‚“ Facility with UNDER 5,000 spectator capacity
- Class III ÃƒƒÃ‚¢Ãƒ‚Ã‚€Ãƒ‚Ã‚“ Facility with SOME spectator capacity
- Class IV ÃƒƒÃ‚¢Ãƒ‚Ã‚€Ãƒ‚Ã‚“ Facility with NO spectator capacity
illuminance ÃƒƒÃ‚¢Ãƒ‚Ã‚€Ãƒ‚Ã‚“ a measure of the lumens per unit area on a horizontal
surface. Normally it is measured three feet above the playing surface.
illuminance ÃƒƒÃ‚¢Ãƒ‚Ã‚€Ãƒ‚Ã‚“ a measure of the rate of change of illuminance expressed
as a ratio between the illuminance level of adjacent measuring points on
a uniform grid. The limit of uniformity varies with the speed of the
ÃƒƒÃ‚¢Ãƒ‚Ã‚€Ãƒ‚Ã‚“ a measure of illuminance weighted to the spectral sensitivity of the
human eye. It is defined as 1 lux = 1 lumen/square meter.
ÃƒƒÃ‚¢Ãƒ‚Ã‚€Ãƒ‚Ã‚“ foot-candle. The official definition is 1 foot-candle = 10.764 lux;
however, it is easiest to approximate at 1 foot-candle ÃƒƒÃ‚¢Ãƒ‚Ã‚‰Ãƒ‚Ã‚ˆ 10 lux.