Rigging Safety Guide - MCAA
mechanical industry are synthetic web slings, synthetic round slings, wire rope slings, and alloy steel chain slings. A critical consideration in sling selection is the relationship between the rated capacities of the sling and the type of hitch you plan to use. The rated capacity of a sling used
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ADDITIONAL NATIONAL AGREEMENTS ADMINISTERED BY …
www.mcaa.orgThe General Presidents’ Project Maintenance Agreement (GPPMA) was revised as of July 2005 and the Interpretations/Bulletins have been revised as of September 2010.
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CRANE AND HOIST SAFETY PROGRAM
safety.caltech.eduSynthetic Web Slings . Crane and Hoist Safety Program – 2020 Page 7 of 22 ROLES AND RESPONSIBILITIES Environment, Health and Safety (EHS) Review the Crane and Hoist Safety Program on a periodic basis and revise as necessary. ...
Requirements for Below-the-Hook Lifting Devices, Slings ...
www-group.slac.stanford.edu2.3.3 Synthetic-web Slings 2.3.3.1 Marking Each sling must be marked with Manufacturer’s name or trademark Manufacturer’s code or stock number Type of synthetic web material Rated loads for the type of hitches used 2.3.3.2 Inspecting Synthetic-web slings must be …
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www.energy.govThere are two type of synthetic web slings at WVNS: nylon and polyester. Nylon is the most common type used on site. It has an elastic stretch of 6% at noted capacity. Polyester has less stretch, approximately 3 percent. The stretching of slings allows a cushion against sudden shock. Both types are sensitive to heat and certain chemicals.
RIGGING INFORMATION
www.hhilifting.comweb slings acid or caustic burns melting or charring of any part of the sling holes, tears, cuts or snags broken or worn stitching in load bearing splices excessive abrasive wear discoloration and brittle or stiff areas on any part of the sling, which may mean chemical or
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www.lift-all.comWeb Slings 15 Web Slings Web Slings The eyes of web slings are often subjected to the harsh treatment of rough crane hooks. Specialty eye treatments are available to help reduce the wear in that area, thereby extending sling life.
Rigging Fundamentals 101 (Rigging Hardware & Slings)
www.tirap.orgWSTDA (Web Sling and Tie Down Association) is also an excellent source of information for synthetic slings. 13. IS THE HITCH APPROPRIATE FOR THE LOAD? If not already pre-determined in the lift plan, the competent rigger or qualified person must determine the best method to attach the slings to the load. In rigging, there are three basic hitches.