§ 39.198. Working space about electrical equipment.
(a) Suitable working space shall be provided and maintained about electrical utilization equipment.
(b) The working spaces should, if practicable, have minimum horizontal dimensions, when adjacent to exposed live parts within 8 feet of floor, as follows:
(1) Parts above 150 volts to ground, if on one side, 2 feet 6 inches; if on two sides, 4 feet.
(2) Parts below 150 volts to ground, if on one side, 1 foot, 6 inches; if on two sides, 2 feet, 6 inches.
(c) If adjacent to such exposed live parts, working spaces should be so arranged that they shall not be used as passageways.
(d) The elevation of the equipment at least 8 feet above ordinarily accessible working platforms affords protection at least equivalent to that provided by the horizontal clearances of subsection (b), and may be used in lieu of such clearances, if desired.
Cross References This section cited in 34 Pa. Code § 39.191 (relating to applicability); 34 Pa. Code § 39.192 (relating to scope); 34 Pa. Code § 39.193 (relating to modification or waiver of provisions); and 34 Pa. Code § 39.199 (relating to guarding or isolating live parts).
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