# 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.