Section 27.15. Intensity of illumination

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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
Task

1. 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

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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