the crane unsafe, the operator must secure the crane andnotify the crane crew supervisor.The Operator’s Daily PM Report, NAVFAC Form11260/4, is also used with the ODCL when performingthe crane prestart inspection. The ODCL is turned in tothe crane crew supervisor at the end of each day or shiftfor reviewing and signing. The NAVFAC Form 11260/4is turned in to dispatch. As outlined in the NAVFACP-307, the minimum requirement for retaining ODCLsis those completed during the current month and duringthe previous month of operation.Wire Rope InspectionPart of the ODCL inspection is the thoroughinspection of all wire rope before using a crane. Allrunning rope in continuous service must be visuallyinspected for crushing, kinking, corrosion or otherdamage, broken wires, and proper lubrication (fig.12-36).Other areas to inspect are wire rope sockets, swagefittings, swivels, pendants, and securing hardware forwear. Hoist drum end fittings need only be disconnectedor disassembled when experience or visible indicationsdeem it necessary.The exact time for replacement of wire rope cannotbe given because many variables are involved; however,safety depends upon the use of good judgment inevaluating wire rope.The following conditions are reasons for wire ropereplacement:1. Running ropes. six or more broken wiresrandomly distributed, broken or torn wires in one lay, orthree broken wires in one strand in one lay. Replace endFigure 12-36.—Common wire rope defects.12-23
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