Lighting that aligns with recommended practice
|Task||Notes||Horizontal (Eh)||Vertical (Ev)||Avg:min|
|General Corridors||Eh at floor; Ev at 5′ AFF*||100-200||30-60||2 to 1|
|Day||Eh at floor; Ev at 5′ AFF||100-200||50-100||2 to 1|
|Night||Eh at floor; Ev at 5′ AFF||50-100||20-40||2 to 1|
To convert lux to foot candles, divide lux value by 10.7
Illuminance levels listed in the charts above represent recommended industry standards for ages ranging from 25 to > 65.