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Daylighting


Examining the daylighting potential in a project, determine from this illustration the effective depth of the room which will receive acceptable daylight illumination.

A. 8'-6"
B. 10'-2"
C. 11'-6"
D. 12'-9"

AnswerD. 12 ft 9 in. Take the head height above the floor times 1.5 for the effective depth of illumination. If using a light shelf, daylight could penetrate into the room a distance of 2 to 2.5 times the head height.
ARE 4.0 exam prep: BS

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