National

Lay out reference points and dimensions on metal or plastic stock or workpieces, such as sheets, plates, tubes, structural shapes, castings, or machine parts, for further processing. Includes shipfitters.

Sample of reported job titles: Ship Fitter, Fitter, Layout Worker, Layout Technician, Layout Inspector, Quality Technician, Layout Man, Development Mechanic, Fabricator, Layout Mechanic

Tasks

• Fit and align fabricated parts to be welded or assembled.
• Plan and develop layouts from blueprints and templates, applying knowledge of trigonometry, design, effects of heat, and properties of metals.
• Lay out and fabricate metal structural parts such as plates, bulkheads, and frames.
• Mark curves, lines, holes, dimensions, and welding symbols onto workpieces, using scribes, soapstones, punches, and hand drills.
• Compute layout dimensions, and determine and mark reference points on metal stock or workpieces for further processing, such as welding and assembly.
• Locate center lines and verify template positions, using measuring instruments such as gauge blocks, height gauges, and dial indicators.
• Lift and position workpieces in relation to surface plates, manually or with hoists, and using parallel blocks and angle plates.
• Plan locations and sequences of cutting, drilling, bending, rolling, punching, and welding operations, using compasses, protractors, dividers, and rules.
• Inspect machined parts to verify conformance to specifications.
• Design and prepare templates of wood, paper, or metal.

47-2211.00	Sheet Metal Workers
51-2011.00	Aircraft Structure, Surfaces, Rigging, and Systems Assemblers
51-4033.00	Grinding, Lapping, Polishing, and Buffing Machine Tool Setters, Operators, and Tenders, Metal and Plastic
51-4062.00	Patternmakers, Metal and Plastic
51-4111.00	Tool and Die Makers
51-6041.00	Shoe and Leather Workers and Repairers
51-9141.00	Semiconductor Processors
51-9195.07	Molding and Casting Workers