Applies to establishments engaged in the fabrication or assembly of structural iron or steel. Structural in this classification will mean when fabricated for and used in the frame or grid work of a building, tower, bridge, or similar construction. Fabrication means the laying out of the pieces, the marking, cutting, sawing, drilling, punching, bolting, welding, assembling and finishing of the structural steel products. Raw materials include, but are not limited to, steel I-beams, tube steel, angle steel, and flat steel. Machinery includes overhead cranes, horizontal and vertical band saws, shears, punches, drill press, brake presses, and welding equipment. This is a shop or plant only classification; it includes work being performed in an adjacent yard when operated by an employer having operations subject to this classification.

This classification excludes the erection of structural iron or steel in connection with towers, refineries, elevated railways, and buildings which is to be reported separately in the applicable iron or steel construction classification; contractors engaged in building construction who are to be reported separately in the applicable iron or steel construction class; bridge construction, including structural iron or steel erection, which is to be reported separately in the classification applicable to the work being performed; and manufacturing of rebar for construction which is to be reported separately in classification 5209.

Applies to establishments engaged in the manufacture, fabrication, or assembly of ornamental items from brass, bronze and/or iron. Products include, but are not limited to, railings, guards, staircases, fire escapes, and art items. Products are often light and do not require cranes or hoists to move them. The processes vary depending on the product being produced. The equipment includes, but is not limited to, iron workers, shears, drill presses, band saws, forklifts, welders, and grinders. The painting of products manufactured is included in this classification when performed by employees of employers subject to this classification. This is a shop or plant only classification; it includes work being performed in an adjacent yard when operated by an employer having operations subject to this classification.

This classification excludes installation which is to be reported separately in the classification applicable to the work being performed.

Applies to establishments engaged in the manufacture, fabrication or assembly of nonstructural iron or steel. Fabrication means the laying out of the pieces, the marking, cutting, sawing, drilling, punching, bolting, welding, assembling and finishing operations including painting. Products include, but are not limited to, cattle crossing grates, window gratings, grill pieces, and storage racks used by warehouses. Equipment includes, but is not limited to, cut saws, welders, drill presses, grinders, band saws, and hoists. This is a shop or plant only classification; it includes work being performed in an adjacent yard when operated by an employer having operations subject to this classification.

This classification excludes installation which is to be reported separately in the classification applicable to the work being performed.