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Emergency lighting facilities shall be arranged to provide initial illumination that is at least an average of 1 foot-candle (11 lux) and a minimum at any point of 0.1 foot-candle (1 lux) measured along the path of egress at floor level. Illumination levels shall be permitted to decline to 0.6 foot-candle (6 lux) average and a minimum at any point of 0.06 foot-candle (0.6 lux) at the end of the emergency lighting time duration. A maximum-to-minimum illumination uniformity ratio of 40 to 1 shall not be exceeded.

Related Code Sections

1006.4 Means of Egress, Performance of System
Emergency lighting facilities shall be arranged to provide initial illumination that is at least an average of 1 foot-candle (11 lux) and a minimum ...
1006.4 Means of Egress, Performance of System
Emergency lighting facilities shall be arranged to provide initial illumination that is at least an average of 1 foot-candle (11 lux) and a minimum ...
23.4 Protected Premises Fire Alarm Systems, System Performance and Integrity
and notification appliances connected to, a single circuit Effect of a fault in the fire alarm system that would hinder the performance objectives ...
23.4 Protected Premises Alarm and Signaling Systems, System Performance and Integrity
and notification appliances connected to, a single circuit Effect of a fault in the fire alarm system that would hinder the performance objectives of the system ...