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Inspection of Rigging Hardware

Inspection Frequency per ASME B30.26

A visual inspection shall be performed by the user or designated person each day before the rigging hardware is used. A periodic inspection shall be performed by a designated person, at least annually. The rigging hardware shall be examined and a determination made as to whether they constitute a hazard. Written records are not required. Semi-permanent and inaccessible locations where frequent inspections are not feasible shall have periodic inspections performed.

Rejection Criteria per ASME B30.26

  • Missing or illegible manufacturer’s name or trademark and/or rated load identification (or size as required)
  • A 10% or more reduction of the original dimension
  • Bent, twisted, distorted, stretched, elongated, cracked or broken load bearing components
  • Excessive nicks, gouges, pitting and corrosion
  • Indications of heat damage including weld spatter or arc strikes, evidence of unauthorized welding
  • Loose or missing nuts, bolts, cotter pins, snap rings, or other fasteners and retaining devices
  • Unauthorized replacement components or other visible conditions that cause doubt as to the continued use of the sling

Additionally inspect wire rope clips for:

  1. Insufficient number of clips
  2. Incorrect spacing between clips
  3. Improperly tightened clips
  4. Indications of damaged wire rope or wire rope slippage
  5. Improper assembly

Additionally, inspect wedge sockets for:

  1. Indications of damaged wire rope or wire rope slippage
  2. Improper assembly

Additional Rejection Criteria per ASME B30.10 – Hooks

  • Any visibly apparent bend or twist from the plane of the unbent hook
  • Any distortion causing an increase in throat opening of 5%, not to exceed 1/4”
  • Missing or illegible rated load identification.
  • Missing or illegible hook manufacturer’s identification or secondary mfg. Identification

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