# Standard Interpretations
1 - 1926.550(a) - Whether §1926.550(g) applies to boom-attached personnel lifting platforms and, if not, whether OSHA requires proof testing of such platforms; what is the meaning of "at each new job site" in ASME B30.23; and what standards apply to derrick mounted bu
2 - 1926.550(a) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
3 - 1926.550(a) - Inspection, testing, and operation requirements for Woltman PVE 5021S pile driving equipment.
4 - 1926.550(a) - Necessary precautions required to prevent entry into a swinging superstructure's radius.
5 - 1926.550(a) - Requirements of using cranes to hoist personnel.
6 - 1926.550(a) - Employees must be kept clear of suspended loads, including multiple lift loads.
7 - 1926.550(a)(1) - Requirements of using cranes to hoist personnel.
8 - 1926.550(a)(1) - Modifications or additions to a crane without manufacturer approval where the manufacturer is still in existence.
9 - 1926.550(a)(16) - Modifications or additions to a crane without manufacturer approval where the manufacturer is still in existence.
10 - 1926.550(a)(1) - Whether §1926.550(g) applies to boom-attached personnel lifting platforms and, if not, whether OSHA requires proof testing of such platforms; what is the meaning of "at each new job site" in ASME B30.23; and what standards apply to derrick mounted bu
11 - 1926.550(a)(1) - Crane overload tests must be performed according to the manufacturers specifications and limitations
12 - 1926.550(a)(6) - Annual crane inspections must be conducted by a competent person; no requirement for the inspection to take place within the United States.
13 - 1926.550(a)(6) - Aerial lifts and digger derricks used by utility companies.
14 - 1926.550(a)(5) - Inspection of cranes used at a construction site
15 - 1926.550(a)(6) - Inspection of cranes used at a construction site
16 - 1926.550(a)(5) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
17 - 1926.550(a)(6) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
18 - 1926.550(a)(13)(ii) - Guardrails on outside crane platforms.
19 - 1926.550(a)(14)(i) - Clarification of crane fire extinguisher requirements.
20 - 1926.550(a)(17) - Applicable construction standards to hydraulic cranes and derricks.
21 - 1926.550(a)(15) - Applicable construction standards to hydraulic cranes and derricks.
22 - 1926.550(a)(15) - Protection of workers operating mechanical equipment near overhead power lines
23 - 1926.550(a)(15) - Use of manufacturer-applied insulation coating as an insulation barrier; use of equipment within the minimum approach distance with insulation barriers.
24 - 1926.550(a)(15) - Operating backhoes and mobile equipment.
25 - 1926.550(a)(15) - Operation of a crane in close proximity to overhead power lines.
26 - 1926.550(a)(15)(i) - Employee protection for work over energized lines.
27 - 1926.550(a)(19) - Employee exposure to overhead loads in multiple lift rigging (christmas treeing) of steel members.
28 - 1926.550(a)(19) - Applicability of the steel erection standard to pre-cast concrete erection work; pre-planning of hoisting routes and procedures.
29 - 1926.550(a)(19) - Alloy steel chain slings must not be loaded beyond working load limit.
30 - 1926.550(a)(19) - Whether a multiple lift of pre-cast concrete members is permissible.
31 - 1926.550(a)(17) - Inspection, testing, and operation requirements for Woltman PVE 5021S pile driving equipment.
32 - 1926.550(a)(9) - Backhoe barricading standards.
33 - 1926.550(a)(9) - Barricade in accessible areas of the rear of the rotating structure of the crane secured to the under carriage.
34 - 1926.550(a)(9) - Precautions when barricading of drill and pile rigs is not possible
35 - 1926.550(a)(9) - Necessary precautions required to prevent entry into a swinging superstructure's radius.
36 - 1926.550(a)(9) - Use of caution tape or rope to barricade a crane's swing radius; guarding of lug connectors on portable welders
37 - 1926.550(a)(9) - Request for variance from standard on Cranes and Derricks
38 - 1926.550(a)(9) - Use of audible alarms in lieu of physical barriers.