This urged perform establishes normal rules for the secure operation and upkeep of offshore pedestal-mounted revolving cranes on fastened or floating offshore structures, offshore aid vessels, jackup drilling rigs, semi-submersible drilling rigs and different sorts of cellular offshore drilling devices (MODUs). This rfile additionally presents necessities and suggestions for team of workers education, raise making plans, pre-use inspection, and trying out of transitority cranes which are erected offshore.
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Additional resources for API-RP-2D-OPERATION AND MAINTENANCE OF OFFSHORE CRANES
Boom hoist rope replaced with rope of the same diameter, length, construction and grade as originally furnished or as recommended by the crane or rope manufacturer. Rotationresistant rope will not be used to replace boom hoist ropes. 2. Pendants or standing ropes replaced with rope of the same diameter, length, construction and grade as originally furnished or as recommended by the crane or rope manufacturer. End connections will be the same as originally furnished or as recommended by a crane or rope manufacturer.
Swing circle assembly. 4. Prime mover. 5. Nonmechanical System—Appropriate out of service signs should be placed at the control station and/or prime mover by a Qualified Inspector. Corrective action shall be taken by the Owner. 3 Repairs and Replacements a. Booms which are being assembled or disassembled on the deck, with or without support of the boom harness, shall be securely blocked to prevent dropping of the boom and/or boom sections. b. No welding repairs shall be made to critical components, such as booms and swing circle assemblies, without specific repair procedures and recommendations from the original crane manufacturer, or other qualified source (such as an API licensed 2C crane manufacturer or a licensed engineer experienced in the design of the crane, as determined by the Owner).
Any angle other than vertical at which a sling is rigged increases the loading on the sling. 7. Whenever a sling is found to be deficient, the eyes must be cut, or other end attachments or fittings removed to prevent further use, and the sling body discarded. 8. A sling eye should never be used over a hook or pin with a body diameter larger than the natural width of the eye. Never force an eye on a hook. The eye should always be used on a hook or pin with at least the diameter of the rope. 9. A sling shall be visually inspected before use to determine if it is capable of safely making the intended lift.