2.1 Lays out and fabricates metal structural parts, such as plates, bulkheads, and frames, and braces them in position within hull of ship for riveting or welding.
2.2 Lays out position of parts on metal, working from blueprints or templates and using describe and handtools.
2.3 Locates and marks reference lines, such as center, buttock, and frame lines. […]
2.5 Aligns parts in relation to each other, using jacks, turnbuckles, clips, wedges, and mauls.
2.6 Marks location of holes to be drilled and installs temporary fasteners to hold part in place for welding or riveting.
2.7 Installs packing,...