ĭrum hoists must contain no less than four wraps of the rope at the lowest point. The standard prohibits using repaired wire. Also see, OSHA Standards and Interpretation Letter: - Scaffolds: Lifelines, support lines, and suspension ropes cannot have a common anchor point. The suspension ropes must be long enough to allow the scaffold to be lowered to the level below without the rope passing through the hoist, or the end of the rope configured to prevent the end from passing through the hoist. Emergency escape and rescue devices must not be used as working platforms, unless designed to function as suspension scaffolds and emergency systems.When lanyards are connected to horizontal lifelines or structural members on single-point or two-point adjustable scaffolds, the scaffold must have additional independent support lines equal in number and strength to the suspension lines and have automatic locking devices.When using direct access, the surface must not be more than 24 inches (61 cm) above or 14 inches (36 cm) horizontally from the surface.When scaffold platforms are more than 24 inches (61 cm) above or below a point of access, ladders, ramps, walkways, or similar surfaces must be used.A competent person must inspect ropes for defects prior to each workshift and after every occurrence that could affect a rope's integrity.Guardrails, a personal fall-arrest system, or both must protect each employee more than 10 feet (3.1 m) above a lower level from falling.
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