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*SAFETY GUIDELINES FOR RIGGING & SLING
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* SAFE LIFTING
THE SAFETY TRIANGLEEFFECTIVE, EQUIPMENT MAINTENANCETRAINED, QUALIFIED OPERATORSPROPER EQUIPMENT DESIGN
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*Rigging - PlanWho is responsible for the rigging?Is the equipment in safe condition?Are the working load limits adequate?Will the load be under control?Are there any unusual loading or environmental conditions?
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*Rigging Basics The LoadLoad weight may be obtained from:equipment nameplatepacking listdrawingsshipping tagweighing the loadan estimate or calculation of load weight
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*General Safety GuidelinesPre-use and periodic inspection is required on all sling and rigging components
OSHA 1926.251, 1910.184
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** Sling I.D., per ASME B30.9, shall be maintained to be legible for the life of the sling
Periodic inspection frequency/recordsPeriodic inspection performed by ?Frequent inspection frequency/recordsLabel*Chain slingsOSHA 1910.184(e)(3) at least annually with recordsASME: normal annually; severe service monthly to quarterly with recordsOSHA competent personASME - competent personOSHA before use(1910.184(d) w/o recordsASME: normal monthly; severe service daily to weekly w/o recordsOSHA size, grade, rated cap., & reachASME: mfgr., grade, size, no. of legs, reach, rated load for hitchesWire rope slingsOSHA noneASME based on service, at least annually with recordsOSHA no periodicASME competent personOSHA before use(1910.184(d)ASME daily w/o recordsOSHA noneASME mfgr., size, rated load for type of hitch & angleSynthetic web slingsOSHA noneASME recommended at least annually based on service, records recommendedOSHA no periodicASME - competent personOSHA before use(1910.184(d)ASME - daily w/o recordsOSHA rating @ each type of hitch, type of materialASME mfgr., mfgr. Stock no., rated load for each type of hitch, material type & constructionMetal mesh slingsOSHA noneASME - based on service, at least annually; records recommendedOSHA no periodicASME - competent personOSHA before use(1910.184(d)ASME daily w/o recordsOSHA rated @ vertical and choker hitch loadingASME mfgr., rated load for hitch & angle, width and gauge
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*Rigging equipment shall not be loaded beyond its recommended working load limit (WLL)OSHA 1926.251General Safety Guidelines
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*When not in use, rigging shall be removed from work area and properly storedOSHA 1926.251General Safety Guidelines
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*During lifting, personnel shall be alert for possible snaggingASME B30.9General Safety Guidelines
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*Slings should be long enough so that rated load is adequateASME B30.9General Safety Guidelines
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*Multiple leg slings shall be selected so as not to introduce into the leg, a load greater than permittedASME B30.9Note: select multiple leg slings based on twolegs supporting the entire weight of the load andthe other leg(s) balancing the load.General Safety Guidelines
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*Shock loading should be avoidedASME B30.9General Safety Guidelines
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*The load shall be applied to the center of the hook (unless the hook is designed for point loading)ASME B30.9General Safety Guidelines
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*When used in a choker hitch, prevent the load on any portion of the sling from exceeding the rated loadASME B30.9General Safety Guidelines
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*Slings shall not be shortened by knotting or twistingASME B30.9General Safety Guidelines
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*Slings should not be pulled from under a load when the load is resting on the slingASME B30.9General Safety Guidelines
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*Slings should not be dragged on the floorASME B30.9General Safety Guidelines
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*Sharp corners in contact with the sling should be paddedASME B30.9General Safety Guidelines
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*Do not place body, fingers, etc. between the sling and load or hookASME B30.9General Safety Guidelines
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*Personnel shall not ride the sling (or load)ASME B30.9General Safety Guidelines
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*Personnel should stand clear of suspended loadASME B30.9General Safety Guidelines
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*And not Be the suspended load!!General Safety Guidelines
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*No Homemade SlingsWARNINGNo wire rope sling shall be fabricated using wire rope clips!!
Preferred sling construction is to usea Flemish eye splice with a mechanicalsleeve (turn back construction is notrecommendable)
Copyright, Pro Crane Service*Copyright, Pro Crane ServiceCopyright, Pro Crane Service*Communications established? Appropriate type, proper identification? Load weight known? Center of gravity? Sling angle? Any side loading? Capacity of rigging? Tag line needed? Possibility of snagging? Personnel in area? Wind, temperature, or dynamic effects?Copyright, Pro Crane Service
