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Published byElisabeth Harris Modified over 9 years ago
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Cranes, Derricks, Hoists, Elevators, & Conveyors for Construction
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Manufacturer's specs/limitations Comply with them Specs not available? Attachments for cranes 1a
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Conspicuously post Rated load capacities Recommended operating speeds Special hazard warnings Instructions 2a
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Hand signals operators Prescribed by ANSI standard Post illustration of signals 3a
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Competent person Inspect equipment Prior each use During use Safe operating condition Annual inspection Maintain records 4a
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Wire rope Take out of service ANSI B 30.5-1968 SAE J959-1966 5a
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Belts, gears, exhaust pipes Reciprocating, rotating, moving parts Guarded if dangerous ANSI B 15.1-1958 Rev. 6a
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Belts, gears, exhaust pipes Guard/insulate exhaust pipes Internal combustion engines Test enclosed spaces 6b
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Crane swing radius hazards Barricade Prevent struck-by Prevent crushed-by 7a
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Fuel transportation 29 CFR 1926 Subpart F On public highways 49 CFR Parts 177 and 393 8a
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Fire extinguishers Accessible 5BC rating All operator stations/ cabs 8b
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Clearance near electrical lines 50 kV minimum 10 feet Over 50 kV 10 feet plus 9a
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Equipment in transit Less than 50 kV 4 feet Over 50-345 kV 10 feet Up to 750 kV 16 feet 9b
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Observer Visual means difficult Designate observer Warn operator 9c
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Modifying equipment Get written approval Change signage Original safety factor Employee safeguarding 10a
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Personnel platforms Don’t use a crane Exceptions Hoisting procedure Load line strength Uniformly level Total weight 11a
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Personnel platform design Qualified engineer/qualified person Support capabilities Guardrail system Grab rail installed Access gates 12a
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Personnel platform design Standing headroom Hard hats Overhead protection Marked accordingly Rated load capacity 12b
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Personnel platform use Abide by work needs Employees, tools, materials Not just materials/tools Secure materials/tools Evenly distribute 12c
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Trial lifts Unoccupied personnel platform Load to equal lift weight Made from ground level 13a
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Operator checks Systems, controls safety devices No interferences exist 50% limit/rated capacity 13b
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Inspection after trail lift Competent person inspects Crane or derrick Rigging 14a
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Inspection after trail lift Personnel platform Base support Determine defects/adverse effects 14b
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Proof testing Proof test to 125% rated capacity Competent person inspects Correct deficiencies 15a
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Personnel platform safety Body parts inside platform Secured to structure Operator remains at controls Indication of danger Continuous sight of Operator Body belt/harness system 16a
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Traveling and hoisting Prohibited Exception to rule Travel restrictions 17a
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Pre-lift meeting Contents Review requirements/proceduresReview requirements/procedures Crane operatorCrane operator Signal personSignal person Employee to be liftedEmployee to be lifted Person responsiblePerson responsible Each new work locationEach new work location 18a
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Helicopter cranes Comply with FAA Conduct briefing Plan of operation 19a
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Material hoists Mfg's specs/limitations Post information Defective wire rope 20a
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Hoist operating rules Established and posted Signal system Allowable line speed Post on car frame "No Riders Allowed" 21a
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Overhead hoists Safe working load Supporting structure load Hoist installation Air hoists Mfg’s specifications 22a
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Conveyors Audible warning signal Emergency stop switches Guard screw conveyors Working blew conveyor Mark all crossovers Lockout/tagout ANSI B20.1-1957 23a
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