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DOE-STD-1090-96, DOE Standard Hoisting and Rigging Manual ...

DOE-STD-1090-96, DOE Standard Hoisting and Rigging Manual ...

DOE-STD-1090-96, DOE Standard Hoisting and Rigging Manual ...

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<strong>DOE</strong>-<strong>STD</strong>-<strong>1090</strong>-<strong>96</strong> (Rev-1)EXHIBIT IIPage 1 of2RIGGING TACKLE ANNUAL INSPECTION(CHAIN)INSPECTORINSPECTION DATENOTES: 1. Qualified inspector shall witness <strong>and</strong> verify all steps below.INSPECTION2. Proof-test to 200% ofrated capacity to certify new equipment procured withoutmanufacturer's certification. Test loads shall be accurate to within -5%, + 0% ofthestipulated values.1. Hang chain in a vertical position, ifpractical, for preliminary inspection. Chain shouldhang reasonably straightiflinks are not distorted.2. Accurately measure the reach (inside ofcrane ring to inside ofhook) under no loadwhen new <strong>and</strong> at each inspection, <strong>and</strong> keep a record ofincrease in length.3. Check for localized stretch <strong>and</strong> wear. Lift each link from its seat <strong>and</strong> visually inspectfor grooving. Ifgrooving is noticed, verify stock diameter oflinks to be within theminimum safe dimension in the table below.4. Sharp transverse nicks should be rounded out by grinding.5. Check for evidence ofheat damage.Chain slings shall be inunediately removed from service if any ofthe following conditions are present:a. Cracked or deformed master links, coupling links, etc.b. Hooks that are cracked or opened more than 15% ofnormal throat opening measured at thenarrowest point or twisted more than 10 degrees from the plane ofthe unbent hook.c. Wear at any point of any chain link exceeding that shown in the table below.Table 11-11. Maximum allowable wear at any point of link.MaximumChain sizeallowable wear

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