# Standard Interpretations
1 - 1926.550, 1926.550(b)(2), 1926.550(g) - Whether under 1926.550, a crane may be left unattended with its spreader bar suspended; where in 1926.550 of Subpart N, other than in 1926.550(g), is the use of tag lines referenced; how are "cable lugs" used under 1926.351(b)(3).
2 - 1926.550(a) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
3 - 1926.550, 1926.550(a), 1926.550(a)(5), 1926.550(a)(6), 1926.550(b)(2), 1926.550(c), 1926.550(d), 1926.550(e), 1926.550(f) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
4 - 1926.550(a) - Inspection, testing, and operation requirements for Woltman PVE 5021S pile driving equipment.
5 - 1926.550, 1926.550(a), 1926.550(a)(17), 1926.550(b), 1926.550(b)(2) - Inspection, testing, and operation requirements for Woltman PVE 5021S pile driving equipment.
6 - 1926.550(a) - Necessary precautions required to prevent entry into a swinging superstructure's radius.
7 - 1926.550, 1926.550(a), 1926.550(a)(9) - Necessary precautions required to prevent entry into a swinging superstructure's radius.
8 - 1926.550, 1926.550(b)(2) - OSHA's construction crane standard does not make a distinction between production and non-production cranes.
9 - 1926.550 - Standards applicable to a barge-mounted stiffleg derrick engaged in the repair and maintenance of a dam site.
10 - 1926.550 - Maintaining a safe working perimeter outside a crane's swing radius.
11 - 1926.550 - Holding & Hoisting Brakes on Hydraulic Cranes
12 - 1926.550 - Clarification of voltage classification for electric distribution and transmission lines.