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Rigger

DOT Code: 806.261-014

Industry: ship-boat mfg.
Alternate Titles: loft rigger; outside rigger

Fabricates, installs, and repairs rigging and weight-handling gear on ships and attaches hoists and pulling gear to rigging to lift, move, and position machinery, equipment, structural parts, and other heavy loads aboard ship: Forms slings and towing bridles by looping and splicing cable or by crimping metal sleeve around cable end and body of cable, using crimping tool. Splices and ties rope to form nets, ladders, and other rigging. Installs hooks, swivels, and turnbuckles in rigging. Reeves lines through blocks and pulleys. Sews canvas or leather covers on rigging at friction points, using sail twine and sailmaker's palm and needle. Selects and attaches gear, braces, and cushions, according to weight and distribution of load, availability of hoisting machinery, and presence of obstacles, such as ship's structural members and jutting buildings, which might interfere with maneuverability of incorrectly rigged hoisting gear. Signals workers operating cranes or other equipment to move load. Installs beam clamps, pad eyes, gallows frames, and other supporting structures for rigging gear. Controls movement of heavy equipment through narrow openings or in confined spaces, using jacks, pulley blocks, chainfalls, and rollers. Lays out and handles lines, snubs lines on cleats or bollards, or hauls in lines with capstans to assist Shipwright (ship-boat mfg.) in ship drydocking operations. Installs or repairs ship's rigging, such as mast or antenna rigs, small boat handling gear, and winch or windlass rigging. Installs masts, booms, yardarms, and gaffs, working aloft as required. Rigs and hangs scaffolds and stages that require blocks and pulleys.

GOE: 05.05.06 STRENGTH: H GED: R4 M2 L2 SVP: 7 DLU: 77