OSHA 1926.1413: Wire Rope Inspection Requirements Every Crane Owner Must Know

Wire rope is the most failure-prone component on a crane. It cycles through fatigue, corrosion, and mechanical wear every single shift. OSHA knows this. That is why 29 CFR 1926.1413 exists: it mandates documented wire rope inspection every shift a crane is used, with a more detailed periodic inspection at least every 12 months. When an accident investigation starts and the inspector asks for the wire rope inspection log, not having one is not just a paperwork problem. It is evidence of a pattern.

This post covers what OSHA 1926.1413 actually requires, the specific criteria that trigger removal from service, how periodic inspections differ from shift inspections, and why a missing log entry can turn a near miss into a willful violation.

What Is 1926.1413?

OSHA 29 CFR 1926.1413 is the wire rope inspection standard within Subpart CC, the crane and derrick regulation for construction. It applies to running ropes (ropes that run through sheaves or over drums) and standing ropes (pendants and boom stops). Rotation-resistant ropes carry additional requirements under subsections of the same standard.

The standard references ASME B30.5 for mobile cranes on removal-from-service criteria. That means wire rope inspection requirements are layered: OSHA sets the floor, ASME sets the specific thresholds, and the crane manufacturer may tighten both further in their load chart documentation. All three apply. Whichever is most restrictive controls.

Shift Inspections: What Must Be Done Before Every Use

Under 1926.1413(a), a competent person must inspect all wire rope in use before each shift. The inspection is visual and tactile. It does not require tools, but it does require a log entry. The inspection covers:

• Broken wires. Count them. Location and number matter. Six randomly distributed broken wires in one rope lay length, or stree broken wires in a single strand within one rope lay, are the thresholds for removal from service on standard wire rope.
• Severe corrosion. Surface rust with adequate lubrication may be acceptable. Pitting corrosion that has reduced the outer wire diameter is not.
• Kinking, crushing, or bird-caging. These distort the rope's internal structure. Once a rope is kinked, it stays kinked. Remove it.
• Heat damage. Discoloration from heat contact or by welding proximity changes the metallurgical properties of the wire. Discard the rope.
• End attachments. Swaged fittings, spelter sockets, and wedge sockets must be inspected for cracks, corrosion, and proper installation.
• Wear on outer wires. When the outer wire diameter is reduced by one-third or more, the rope is removed from service.

If any of these conditions exist, the crane does not lift. The rope is tagged out and replaced before the next pick.

Periodic Inspections: What Happens Annually

The periodic inspection under 1926.1413(c) goes deeper than the shift inspection. A qualified person must perform it at intervals not exceeding 12 months, or more frequently when the application warrants it. High-cycle environments, corrosive atmospheres, and ropes approaching end-of-life all shorten the interval.

The periodic inspection includes everything in the shift inspection plus a close examination of sections not normally visible: rope on the drum at full wrap, sections passing through high-frequency sheaves, and sections that remain in fixed positions where fatigue concentrates. The inspector must examine the entire rope length, not just what is visible during normal operation. The qualified person must document a determination of whether continued use is safe, not just whether the rope meets removal criteria at that moment.

Rotation-Resistant Rope: A Tighter Standard

Rotation-resistant wire rope used on hoists carries a tighter removal threshold: two randomly distributed broken wires in one rope lay length, or one broken wire at an end connection. The tighter standard reflects the rope's internal construction. Rotation-resistant rope uses opposing lay directions in its strands to prevent load rotation, which also means internal wire breaks are harder to detect visually. The rope can fail with fewer visible indicators than standard rope.

If your operators are running rotation-resistant rope and applying the six-broken-wire standard, that is a violation regardless of whether the rope fails. Document which rope type is on each drum and confirm your inspection criteria match.

Documentation Requirements

OSHA 1926.1413 requires that inspections be documented. The regulation does not prescribe a specific form, but it requires records available for review. At minimum, a compliant inspection record includes:

• Date of inspection
• Name and qualification of the inspector
• Equipment identification (unit number or serial)
• Rope identification: which rope (load line, whip line, boom hoist)
• Conditions found
• Disposition: accepted for continued use or in removed from service

A paper binder in a truck works legally. It fails practically. Paper blurs, molds, and disappears. When OSHA shows up 18 months after an incident and asks for the inspection log from the day in question, a missing page is treated the same as a missing inspection. The burden is on the employer to prove the inspection happened.

What Happens When the Log Is Missing

OSHA citations under 1926.1413 are issued as serious or willful depending on the facts. A serious violation carries a penalty of up to $16,550 per instance as of 2025. A willful or repeated violation carries up to $165,514 per instance. If a failure and injury are involved and OSHA finds a willful violation, criminal referral is possible under the OSH Act.

Beyond the OSHA fine, a missing inspection record is a liability problem in civil litigation. Defense counsel cannot argue the wire rope was properly maintained if there is no record that anyone looked at it. Plaintiff counsel does not need to prove the rope was defective. They only need to show the inspection protocol was not followed. Those are very different burdens.

The downstream costs from a single missed log entry include crane downtime while a replacement rope is sourced and certified, insurance premium increases at the next renewal, contract disqualification by a GC who audited your safety records, and litigation exposure that runs for years. The inspection takes four minutes. The log entry takes ninety seconds.

How CraneOp Tracks Wire Rope Inspections

CraneOp puts every wire rope inspection on the operator's phone before the shift starts. The operator walks the rope, marks each item pass or fail, notes conditions, and submits. The record is timestamped, attached to the equipment file, and stored alongside the crew member's credentials. Periodic inspections route to the qualified person with a 90-day advance reminder so no annual inspection slips through.

When OSHA shows up, you pull the record in thirty seconds. When a rope is removed from service, the equipment is flagged unavailable in dispatch until a new inspection record is filed. No rope runs without a current log.

Visit craneop.net to see the inspection module or book a demo.

Written by LaSean Pickens, founder of CraneOp.