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OSHA 1918.81

Safe cargo hoisting practices

1918 Subpart H

20 Questions & Answers
10 Interpretations

Questions & Answers

Under 1918.81(a), how must drafts be prepared before hoisting to prevent hazards from loose material or debris?

Drafts must be safely slung and any loose dunnage or debris hanging or protruding from the load must be removed before hoisting. Employers should inspect the load, remove or secure loose material, and arrange slings so the load is stable during the lift. See 1918.81(a).

Under 1918.81(b), how should cargo-handling bridles that stay attached to hoisting gear be secured to prevent accidental disengagement?

Cargo-handling bridles that remain attached while hoisting successive drafts must be attached by shackles or other positive means to prevent accidental disengagement. Use proper shackles, secured fittings, or equivalent positive attachments rather than relying on friction or unsecured connections. See 1918.81(b) and note OSHA guidance that hooks should be latched or otherwise secured where appropriate, as discussed in the interpretation on safety latches on sling hooks at https://www.osha.gov/laws-regs/standardinterpretations/2006-01-10-0.

Under 1918.81(c), when must double slings be used and how should you sling unstrapped materials like dunnage to prevent sliders?

You must use slinging methods that prevent sliders and use double slings on unstrapped dunnage unless hatch or opening size makes double slings impracticable. For loads where the top layer isn't bound by the sling (lumber, pipe, dunnage), secure the sling so individual pieces can't shift or slide out; where possible put two slings (one at each end) or other securement to stabilize the load. See 1918.81(c).

Under 1918.81(d), when are case hooks permitted for hoisting cases?

Case hooks may be used only with cases designed to be hoisted by those hooks. Do not use case hooks on packaging not intended for hook lifting; use the manufacturer’s recommended lifting points or other approved rigging. See 1918.81(d).

Under 1918.81(e), what are the hoisting requirements for bales of cotton, wool, cork, wood pulp, gunny bags or similar articles when using straps?

Bales of those materials must not be hoisted by straps unless the straps are strong enough to support the bale, and at least two hooks—each in a separate strap—must be used. Verify strap condition and strength before each lift and use two independent attachments to reduce the chance of load failure. See 1918.81(e).

Under 1918.81(f)–(g), when can unitized loads be hoisted by their banding or strapping, and what must you do if the banding or strapping is damaged?

Unitized loads may be hoisted by their banding or strapping only if the banding/strapping is suitable for hoisting and strong enough to support the load; if banding or strapping is damaged, additional means must be used to maintain the unit during hoisting. Inspect banding for integrity before lifts; if damaged, add external slings, nets, crates, or other securement to ensure the load remains intact during the lift. See 1918.81(f) and 1918.81(g).

Under 1918.81(h), when a load requires continuous manual guidance during handling, what guidance equipment is required and how should it be used?

Loads that require continuous manual guidance must be guided by guide ropes (tag lines) that are long enough to control the load. Provide appropriately long tag lines and train handlers on their use so they can safely steer and steady the load without being near pinch points or under the suspended load. See 1918.81(h).

Under 1918.81(i), who must the winch or crane operator be able to see before hoisting a draft, and what options exist if the operator cannot directly see the load?

No draft may be hoisted unless the operator can clearly see the draft itself or can see the signals of a signalman who is observing the draft's movement. If the operator’s view is blocked, use a competent signalperson positioned where both the load and operator can communicate via agreed hand or radio signals so the operator always has reliable visual signals. See 1918.81(i).

Under 1918.81(j) and 1918.85, how must intermodal containers be handled during hoisting operations?

Intermodal containers must be handled in accordance with 1918.85; follow the container-handling, inspection, and securing requirements in that section when lifting, landing, or storing containers. Review and apply the specific provisions in 1918.81(j) and the detailed container rules at 1918.85.

Under 1918.81(k), what obligation does the employer have regarding employees being under overhead drafts or descending lifting gear?

The employer must require employees to stay clear of the area beneath overhead drafts or descending lifting gear. Employers should establish exclusion zones under suspended loads, post warnings, and enforce procedures so workers are not exposed to hazards from falling objects or swinging loads. See 1918.81(k).

Under 1918.81(k)(1) and 1918.85(g), can employees ride the hook or the load during hoisting operations?

Employees are not permitted to ride the hook or the load except as specifically allowed in 1918.85(g). In general, prohibit riding on hooks or loads; only use employer-authorized procedures that comply with 1918.81(k)(1) and the limited exceptions in 1918.85(g).

Under 1918.81(i) and the crane operator medical condition interpretation (2013-09-13), may an operator leave the controls of a crane while a load is suspended if they become incapacitated?

No — an operator who becomes incapable of completing a lift may not leave the controls while a load is suspended. Employers must ensure operators are physically able to perform assigned tasks without unscheduled interruption that could endanger workers, and an operator leaving the controls with a suspended load may subject the employer to citation. See 1918.81(i) and OSHA's interpretation at https://www.osha.gov/laws-regs/standardinterpretations/2013-09-13 (Crane operator medical condition scenario).

How does OSHA interpret the use of safety latches on hooks in hoisting operations, and how does that relate to 1918.81(b) requirements for securing bridles?

OSHA advises that whether a safety latch is required depends on the activity, but hooks should be latched or otherwise secured where necessary to prevent accidental disengagement; this supports the 1918.81(b) requirement that pallet bridles remain attached by shackles or other positive means. Use latch-equipped hooks or other positive securing methods for bridles that stay attached to prevent accidental load release. See 1918.81(b) and the OSHA interpretation on safety latches at https://www.osha.gov/laws-regs/standardinterpretations/2006-01-10-0.

Under 1918.81(e), what should you do if straps used to hoist bales are old, worn, or of uncertain strength?

You must not hoist bales with straps that are not strong enough; if straps are worn or their strength is uncertain, replace them or use alternative certified rigging and ensure at least two hooks in separate straps are used. Inspect straps before each lift and remove from service any that fail inspection. See 1918.81(e).

Under 1918.81(g), what practical steps should you take when unitized load banding is damaged but you must complete a lift?

If banding or strapping is damaged, you must employ additional means—such as external slings, nets, crates, blocking, or other securement—to maintain the unitized load during hoisting and ensure safe lifting. Do not rely on damaged banding alone; inspect and add redundant securement before moving the load. See 1918.81(g).

Under 1918.81(c), what is meant by preventing 'sliders' when hoisting stacked materials, and how do you prevent them?

Preventing sliders means stopping individual pieces in a stacked draft (like lumber or pipe) from sliding out of a sling during the lift; you prevent sliders by slinging so the top layer is constrained—use double slings, chokers, crosswise slings, blocking, or other means that secure individual pieces. Follow safe rigging practices to keep pieces from shifting. See 1918.81(c).

Under 1918.81(d), what factors determine whether a specific case is designed to be hoisted by case hooks?

A case is designed for case-hook hoisting if the case construction includes reinforced lifting points or manufacturer guidance indicating hooks are acceptable; if the case lacks such design features, do not use case hooks. Always verify the packaging’s intended lifting method before using hooks. See 1918.81(d).

Under 1918.81(k), does the prohibition against being beneath overhead drafts apply to routine small lifts and adjustments, or only to large loads?

The employer must require employees to stay clear of the area beneath any overhead drafts or descending lifting gear regardless of lift size; the duty applies to all suspended loads because even small drops can cause injury. Establish and enforce exclusion zones under suspended loads for all hoisting operations. See 1918.81(k).

Under 1918.81(b) and the safety latches interpretation, if an operation makes latches impracticable, what must employers do to prevent accidental disengagement of bridles or slings?

If latch-equipped hooks are impracticable for the operation, employers must use other positive securing methods—such as shackles, cotter pins, or engineered connectors—to prevent accidental disengagement of bridles or slings. OSHA recognizes that latches should be used unless application makes them impractical, and in such cases equivalent positive means are required. See 1918.81(b) and the OSHA interpretation on hook latches at https://www.osha.gov/laws-regs/standardinterpretations/2006-01-10-0.

Under 1918.81(h), what hazards should employers control when employees use tag lines to guide loads, and how should tag-line work be organized?

When tag lines are used, employers must provide lines long enough to keep workers out of pinch points and under-the-load areas, train workers on safe positioning, and ensure tag-line handlers never stand beneath suspended loads. Organize tag-line work with clear communication, PPE as needed, and assigned trained personnel to control swing and rotation hazards. See 1918.81(h).