According to NIST perimeter lighting standards critical area

According to NIST perimeter lighting standards, critical areas should be illuminated to what measurement?

A. 10 feet in height, with 2-foot candle power

B. 12 feet in height, with 4-foot candle power

C. 8 feet in height, with 2-foot candle power

D. 8 feet in height, with 4-foot candle power

Solution

C. The NIST standard for perimeter protection using lighting is that critical areas should be illuminated with 2 candle feet of power at a height of 8 feet. Answers A, B, and D do not match the NIST standards