Mich. Admin. Code R. 408.7061 - Runway enclosure
Rule 61. Section 2.1.1.1 of the ASME A18.1 code is amended to read as follows:
2.1.1.1 The runway shall be guarded by a
solid enclosure extending from the lowest landing to a height at least equal to
the height of the platform enclosure above the uppermost landing, in no case
less than 42 inches (1067 mm) above the uppermost landing. The enclosure shall
withstand, without permanent deformation, a force of 125 lbf (556 n) applied on
any 4 inch (102 mm) by 4 inch (102 mm) area. The interior of the runway
enclosure shall present a smooth surface.
Notes
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