# Standard Interpretations
1 - 1926.550 - 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 - 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
3 - 1926.550 - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
4 - 1926.550 - Inspection, testing, and operation requirements for Woltman PVE 5021S pile driving equipment.
5 - 1926.550 - Annual crane inspections must be conducted by a competent person; no requirement for the inspection to take place within the United States.
6 - 1926.550 - Necessary precautions required to prevent entry into a swinging superstructure's radius.
7 - 1926.550 - Applicability of the steel erection standard to pre-cast concrete erection work; pre-planning of hoisting routes and procedures.
8 - 1926.550 - Requirements of using cranes to hoist personnel.
9 - 1926.550 - OSHA's construction crane standard does not make a distinction between production and non-production cranes.
10 - 1926.550 - Applicable construction standards to hydraulic cranes and derricks.
11 - 1926.550 - Barrier device for attachment to mobile equipment.
12 - 1926.550 - Corrections to general industry standards incorporated into the construction standards.
13 - 1926.550 - Standards applicable to a barge-mounted stiffleg derrick engaged in the repair and maintenance of a dam site.
14 - 1926.550 - Operation of cranes near powerlines.
15 - 1926.550 - The use of crane or derrick suspended personnel platforms (CDSPP) during stack and chimney erection.
16 - 1926.550 - Maintaining a safe working perimeter outside a crane's swing radius.
17 - 1926.550 - PPM crane repairs.
18 - 1926.550 - Fall protection for steel erection and the requirements for lifting tandem loads.
19 - 1926.550 - Girder Lock Overhang Form System.
20 - 1926.550 - The use of a crane near overhead power lines.
21 - 1926.550 - In 1973 and 1988, rules were developed by ANSI to address hydraulic boom cranes.
22 - 1926.550 - Inspections of derricks and cranes
23 - 1926.550 - Use of cranes having replacement parts
24 - 1926.550 - Cardiovascular Stress and the use of Crane or Derrick Suspended Personnel Platforms
25 - 1926.550 - Modified approach to lifting several steal beams at one time.
26 - 1926.550 - Operating a crane in close proximity to overhead power lines.
27 - 1926.550 - Holding & Hoisting Brakes on Hydraulic Cranes
28 - 1926.550 - Load Chart Posting and Visibility Requirements for Mobile Cranes
29 - 1926.550 - Compliance determinations for locking hooks.
30 - 1926.550 - Anti-two blocking devices on cranes.
31 - 1926.550 - Cranes and personnel hoists.
32 - 1926.550 - Controlled load lowering and prohibition of the use of cranes with live booms.
33 - 1926.550 - Barge based cranes and 1926.550(g).
34 - 1926.550 - Positive acting anti-two-block device.
35 - 1926.550 - Booms in which lowering is controlled by a brake is prohibited without aid from other devices which slow the lowering speeds.
36 - 1926.550 - Alarm devices not effective protection for hoisted personnel.
37 - 1926.550 - Christmas Treeing, Steel Erection.
38 - 1926.550 - Hooks on overhaul ball assemblies shall be of a type that can be closed and locked.
39 - 1926.550 - Work Platforms suspended from Lattice or Hydraulic Crane Booms.
40 - 1926.550 - Clarification of voltage classification for electric distribution and transmission lines.
41 - 1926.550 - Batam crawler C-350 and C-35 machines used only as a tamper.
42 - 1926.550 - Clarification of OSHA Instruction STD 11-11.2B as it pertains to the lifting of personnel with a jib crane.
43 - 1926.550 - Point of instability of a crane.
44 - 1926.550 - Hydraulic Truck Cranes.
45 - 1926.550 - Prelift plans.
46 - 1926.550 - Interpretation of the term "close hook".
47 - 1926.550 - Use of crane-handled personnel cages.
48 - 1926.550 - A crane may pick and carry or walk loads in accordance with the crane manufacturer's specifications.
49 - 1926.550 - Construction crane certifications.
50 - 1926.550 - Physical Qualifications of Crane Operators.
51 - 1926.550 - Cable Type Jib Stops.
52 - 1926.550 - Hoisting of workmen by load lines of cranes.
53 - 1926.550 - Physical qualification requirements for crane operators.
54 - 1926.550 - Barricading Swing Radius of Backhoes.
55 - 1926.550 - Man-lift standards and interpretations.
56 - 1926.550 - Structural steel connector used to tie off.
57 - 1926.550 - Interpretation of riding the load or hook.
58 - 1926.550 - Instruction does not alter a standard.
59 - 1926.550(a) - Employees must be kept clear of suspended loads, including multiple lift loads.
60 - 1926.550(a) - Requirements of using cranes to hoist personnel.
61 - 1926.550(a)(1) - Requirements of using cranes to hoist personnel.
62 - 1926.550(g) - Requirements of using cranes to hoist personnel.
63 - 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
64 - 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
65 - 1926.550(g) - 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
66 - 1926.550(a) - Necessary precautions required to prevent entry into a swinging superstructure's radius.
67 - 1926.550(a)(9) - Necessary precautions required to prevent entry into a swinging superstructure's radius.
68 - 1926.550(a) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
69 - 1926.550(a)(5) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
70 - 1926.550(a)(6) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
71 - 1926.550(b)(2) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
72 - 1926.550(c) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
73 - 1926.550(d) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
74 - 1926.550(e) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
75 - 1926.550(f) - Identification, inspection, and marking of cranes when manufacturer-supplied identifications are unavailable.
76 - 1926.550(a) - Inspection, testing, and operation requirements for Woltman PVE 5021S pile driving equipment.
77 - 1926.550(a)(17) - Inspection, testing, and operation requirements for Woltman PVE 5021S pile driving equipment.
78 - 1926.550(b) - Inspection, testing, and operation requirements for Woltman PVE 5021S pile driving equipment.
79 - 1926.550(b)(2) - Inspection, testing, and operation requirements for Woltman PVE 5021S pile driving equipment.
80 - 1926.550(a)(1) - Modifications or additions to a crane without manufacturer approval where the manufacturer is still in existence.
81 - 1926.550(a)(16) - Modifications or additions to a crane without manufacturer approval where the manufacturer is still in existence.
82 - 1926.550(a)(1) - Crane overload tests must be performed according to the manufacturers specifications and limitations
83 - 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.
84 - 1926.550(a)(6) - Aerial lifts and digger derricks used by utility companies.
85 - 1926.550(a)(5) - Inspection of cranes used at a construction site
86 - 1926.550(a)(6) - Inspection of cranes used at a construction site
87 - 1926.550(b)(2) - Re-qualification requirements for mobile crane operators engaged in construction work.
88 - 1926.550(b)(2) - Request for interpretation for riding blocks on oilfield drill rigs.;Request for interpretation for riding blocks on oilfield drill rigs.
89 - 1926.550(b)(2) - Interpretation on applicability of operator physical qualification requirements contained in referenced ANSI standards.
90 - 1926.550(d)(4) - Interpretation on applicability of operator physical qualification requirements contained in referenced ANSI standards.
91 - 1926.550(e) - Interpretation on applicability of operator physical qualification requirements contained in referenced ANSI standards.
92 - 1926.550(b)(2) - OSHA's construction crane standard does not make a distinction between production and non-production cranes.
93 - 1926.550(b)(2) - 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).
94 - 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).
95 - 1926.550(b)(2) - Physical qualification requirements for equipment operators.
96 - 1926.550(g)(4) - The use of the "Billy Pugh" type basket.
97 - 1926.550(g)(4)(i)(b) - The use of the "Billy Pugh" type basket.
98 - 1926.550(g)(4)(ii)(a) - The use of the "Billy Pugh" type basket.
99 - 1926.550(g)(4)(ii)(b) - The use of the "Billy Pugh" type basket.
100 - 1926.550(g)(4)(ii)(e) - The use of the "Billy Pugh" type basket.
101 - 1926.550(g)(4)(ii)(f) - The use of the "Billy Pugh" type basket.
102 - 1926.550(g)(4)(ii)(f) - The use of the "Billy Pugh" type basket.
103 - 1926.550(g)(4)(ii)(I) - The use of the "Billy Pugh" type basket.
104 - 1926.550(g)(4)(iv)(a) - The use of the "Billy Pugh" type basket.
105 - 1926.550(a)(13)(ii) - Guardrails on outside crane platforms.
106 - 1926.550(a)(14)(i) - Clarification of crane fire extinguisher requirements.
107 - 1926.550(a)(17) - Applicable construction standards to hydraulic cranes and derricks.
108 - 1926.550(a)(15) - Applicable construction standards to hydraulic cranes and derricks.
109 - 1926.550(a)(15) - Protection of workers operating mechanical equipment near overhead power lines
110 - 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.
111 - 1926.550(a)(15) - Operating backhoes and mobile equipment.
112 - 1926.550(a)(15) - Operation of a crane in close proximity to overhead power lines.
113 - 1926.550(a)(15)(i) - Employee protection for work over energized lines.
114 - 1926.550(a)(19) - Employee exposure to overhead loads in multiple lift rigging (christmas treeing) of steel members.
115 - 1926.550(b) - Employee exposure to overhead loads in multiple lift rigging (christmas treeing) of steel members.
116 - 1926.550(a)(19) - Applicability of the steel erection standard to pre-cast concrete erection work; pre-planning of hoisting routes and procedures.
117 - 1926.550(a)(19) - Alloy steel chain slings must not be loaded beyond working load limit.
118 - 1926.550(a)(19) - Whether a multiple lift of pre-cast concrete members is permissible.
119 - 1926.550(a)(9) - Backhoe barricading standards.
120 - 1926.550(a)(9) - Barricade in accessible areas of the rear of the rotating structure of the crane secured to the under carriage.
121 - 1926.550(a)(9) - Precautions when barricading of drill and pile rigs is not possible
122 - 1926.550(a)(9) - Use of caution tape or rope to barricade a crane's swing radius; guarding of lug connectors on portable welders
123 - 1926.550(a)(9) - Request for variance from standard on Cranes and Derricks
124 - 1926.550(a)(9) - Use of audible alarms in lieu of physical barriers.
125 - 1926.550(b) - Crawler cranes used in construction work and back-up alarms.
126 - 1926.550(f) - Evaluation of using a curbing system for a land crane on a barge to meet the requirements to positively secure the crane to the barge.
127 - 1926.550(f)(1)(iv) - Evaluation of using a curbing system for a land crane on a barge to meet the requirements to positively secure the crane to the barge.
128 - 1926.550(f)(1)(iv) - De minimis violations are not included in a citation.
129 - 1926.550(g) - Compliance for crane hoisted personnel platforms.
130 - 1926.550(g) - Hoisting workers on crane load lines (boatswains' chair).
131 - 1926.550(g)(2) - Hoisting workers on crane load lines (boatswains' chair).
132 - 1926.550(g)(6)(viii) - Hoisting workers on crane load lines (boatswains' chair).
133 - 1926.550(g) - Use of crane or derrick suspended personnel platforms
134 - 1926.550(g) - When and how it it permissible for employees to be hoisted on the load lines of cranes and derricks.
135 - 1926.550(g) - OSHA enforcement of Safety and Health requirements which apply to bungee jumping from cranes.
136 - 1926.550(g) - Requirement for Anti-Two-Blocking Cranes and Derricks Used to Hoist Personnel Platforms
137 - 1926.550(g)(2) - Application of CPL 2-1.29, Interim Inspection Procedures during Communication Tower Construction Activities.
138 - 1926.550(g) - Application of CPL 2-1.29, Interim Inspection Procedures during Communication Tower Construction Activities.
139 - 1926.550(g)(4)(iv)(B) - Wire rope clips on suspension scaffolds; safety latches on large crane hooks; order of assembly for hanging scaffolds; and horizontal lifeline design.
140 - 1926.550(g) - Wire rope clips on suspension scaffolds; safety latches on large crane hooks; order of assembly for hanging scaffolds; and horizontal lifeline design.
141 - 1926.550(g) - Use of personnel platforms suspended from cranes and derricks.
142 - 1926.550(g) - Hazards associated with drilled foundation activities.
143 - 1926.550(g) - Suspended personnel platforms.
144 - 1926.550(g)(3)(ii)(D) - Cranes and personnel hoists.
145 - 1926.550(g)(3)(ii)(A) - Cranes and personnel hoists.
146 - 1926.550(g)(3)(ii)(C) - Cranes and personnel hoists.
147 - 1926.550(g)(3)(ii)(C) - Failures with anti-two blocking devices
148 - 1926.550(g)(3)(ii)(D) - Crane equipped with a torque converter.
149 - 1926.550(g)(4) - Use of Cranes to Lift Personnel in Drilled Pier Operations
150 - 1926.550(g)(6)(viii) - Hoisting of personnel prohibited while other loads are being hoisted.