§ 27.15. Intensity of illumination.
The following table shall be used in determining the illumination levels for various office tasks and locations, the column at right indicating acceptable range of footcandles required:
TABLE I
Description Acceptable Range of
Footcandles on the
Task1. General Offices General Office Work 56-70 Accounting, Bookkeeping 120-150 Drafting & Designing 120-150 Private Offices 56-70 2. Conference Rooms 1/2-70* 3. Corridors, Elevators, Escalators, Stairways 16-20 4. Lobbies, Reception Areas 10-30 5. Washrooms 24-30
*More than one lighting system and/or dimming area desirable
Not less than 1/5 the level of nearby offices
May be more when planned for transition with daylight or other areas
Source The provisions of this § 27.15 amended January 27, 1978, 8 Pa.B. 252. Immediately preceding text appears at serial pages (8448) to (8458).
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