Steel erection scope

The steel erection subpart applies to steel erection activities involved in the construction, alteration, and repair of structures where steel erection occurs. See 1926.750(a).

• This includes single- and multi-story buildings, bridges, and other structures where steel erection is performed.
• Employers engaged in steel erection must follow the requirements in this subpart unless another provision says otherwise.

Cited: 1926.750(a).

Electrical transmission towers, communication and broadcast towers, and tanks are explicitly not covered by this subpart. See 1926.750.

• If your work is on one of those excluded structures, other OSHA standards or industry-specific requirements may apply.

Cited: 1926.750.

Yes — steel erection includes moving point-to-point while performing erection activities. See 1926.750(b)(1).

• This means employees who travel across the site to lay out, place, connect, or rig structural steel are covered by the subpart while doing those tasks.

Cited: 1926.750(b)(1).

The subpart covers hoisting, laying out, placing, connecting, welding, burning, guying, bracing, bolting, plumbing, rigging structural steel and similar activities, and it also covers related work such as installing metal decking and curtain walls when they occur as part of steel erection. See 1926.750(b)(1) and 1926.750(b)(2).

• Examples include bolting, welding, burning, grinding, sealing, caulking, dismantling, and installing metal roofing, siding systems, and metal decking when they are part of steel erection.

Cited: 1926.750(b)(1) and 1926.750(b)(2).

Yes — activities involving materials such as glass, plastics, stone, and other non-precast concrete architectural materials mounted on steel frames are covered when they occur during and are part of steel erection activities. See 1926.750(b)(2).

• This includes sealing, caulking, and installation of architectural materials that are part of the steel erection process.

Cited: 1926.750(b)(2).

Yes — falsework for temporary supports of permanent steel members is covered by this subpart when it occurs during and as part of steel erection activities. See 1926.750(b)(2).

• Employers must apply the steel erection requirements whenever they erect or dismantle temporary support systems tied to permanent steel members.

Cited: 1926.750(b)(2).

Yes — safety systems for steel erection are explicitly included in the activities covered by the subpart when they occur during and are part of steel erection activities. See 1926.750(b)(2).

• This means installation, maintenance, or removal of fall protection or other erection safety systems tied to erecting steel are subject to the subpart's requirements.

Cited: 1926.750(b)(2).

Yes — the note to paragraph (a) lists systems-engineered metal buildings and lift slab/tilt-up structures as examples of structures where steel erection may occur and thus are within the subpart's scope. See 1926.750.

• The examples are illustrative and not exhaustive; many types of structures are covered when steel erection occurs.

Cited: 1926.750.

Controlling contractors must carry out duties that include, but are not limited to, the duties specified in 1926.752(a) and (c), 1926.755(b)(2), 1926.759(b), and 1926.760(e). See 1926.750(c).

• For the specifics of those duties, see the referenced provisions: 1926.752, 1926.755(b)(2), 1926.759(b), and 1926.760(e).

Cited: 1926.750(c) and the listed sections above for details.

Yes — installing ornamental iron and similar materials is included among the steel erection activities listed in 1926.750(b)(1).

• Tasks such as placing, connecting, and rigging ornamental iron that occur during steel erection are subject to the subpart's requirements.

Cited: 1926.750(b)(1).

Yes — crane rails and accessories, and craneways are listed among the materials and assemblies covered when the work occurs during and is part of steel erection activities. See 1926.750(b)(2).

• Installation or modification of crane rails performed as part of steel erection falls within the subpart's scope.

Cited: 1926.750(b)(2).

Yes — installing curtain walls and window walls is explicitly included in steel erection activities under 1926.750(b)(1) and further supported by 1926.750(b)(2).

• When these installations occur as part of steel erection, the subpart's safety requirements apply.

Cited: 1926.750(b)(1) and 1926.750(b)(2).

Yes — bridge-related structures such as bridges, trestles, overpasses, and viaducts are listed as examples of structures where steel erection may occur and thus fall within the scope of the subpart. See 1926.750.

• These examples are illustrative; other similar transportation structures are also included when steel erection occurs.

Cited: 1926.750.

Yes — installation and related activities for metal decking and raceway systems and accessories are covered by the subpart when they occur during and are part of steel erection activities. See 1926.750(b)(2).

• That includes related assembly, fastening, and finishing tasks tied to the erection of steel structures.

Cited: 1926.750(b)(2).

Yes — grinding, sealing, and similar related activities are covered by this subpart when they occur during and are part of steel erection activities. See 1926.750(b)(2).

• Employers must apply the subpart's protective measures to these tasks when performed in the context of steel erection.

Cited: 1926.750(b)(2).

Yes — metal roofing and accessories are explicitly listed among the items covered when those tasks occur during and are part of steel erection activities. See 1926.750(b)(2).

• Installers performing metal roofing as part of steel erection must follow the subpart's requirements.

Cited: 1926.750(b)(2).

Yes — signage and billboards are included in the note listing example structures where steel erection may occur, so steel erection rules apply when erecting those structures. See 1926.750.

• Even artistic or monumental structures are listed among possible covered structures.

Cited: 1926.750.