Requirement for Anti-Two-Blocking Cranes and Derricks Used to Hoist Personnel Platforms | Occupational Safety and Health Administration

Standard Number:

1926.550(g)

NOTICE: This is an OSHA Archive Document, and may no longer represent OSHA Policy. It is presented here as historical content, for research and review purposes only.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

January 18, 1990

MEMORANDUM FOR:	ALL COMPLIANCE PERSONNEL
FROM:	BYRON R CHADWICK Regional Administrator, VIII
SUBJECT:	Requirement for Anti-Two-Blocking Cranes and Derricks Used to Hoist Personnel Platforms.

OSHA Notice STD 3, June 2, 1989, an interim guidance for compliance with this subject, expired December 31, 1989. All temporary variances and interim orders have expired. There are no permanent variances. No new notices or STDs have been issued on this subject.

29 CFR 1926.550(g), Crane or Derrick Suspended Personnel Platform, was issued as a Final Rule on August 2, 1988, with an effective date of October 3, 1988. This Safety and Health regulation is now in full effect for compliance inspections, consultation and information requests.

[Corrected 3/23/2009]