1926.752(a): Approval to begin steel erection
Key takeaways
- 1926.752(a) is part of OSHA's construction standards (29 CFR Part 1926, Subpart R).
- OSHA cited it 2 times in the last 3 years, in 2 inspections, with $25,000 in current penalties.
- Related part: 1926.752(a)(1).
- Free 5-minute toolbox talk for your crew below.
In this article
What this rule covers
29 CFR 1926.752(a) ("Approval to begin steel erection") is one requirement inside 1926.752 Site layout, site-specific erection plan and construction sequence, an OSHA construction standard (Part 1926, Subpart R). It includes 2 sub-paragraphs. The official text below is copied word for word from the Electronic Code of Federal Regulations (eCFR). The numbers, injury cases and training on this page show how OSHA enforces it on real job sites.
Official text
(a) Approval to begin steel erection. Before authorizing the commencement of steel erection, the controlling contractor shall ensure that the steel erector is provided with the following written notifications: 2 citations
(1) The concrete in the footings, piers and walls and the mortar in the masonry piers and walls has attained, on the basis of an appropriate ASTM standard test method of field-cured samples, either 75 percent of the intended minimum compressive design strength or sufficient strength to support the loads imposed during steel erection. Open (a)(1)
(2) Any repairs, replacements and modifications to the anchor bolts were conducted in accordance with § 1926.755(b). Open (a)(2)
Source: eCFR, text current as of 2026-10-15. Read all of 1926.752.
Where and how often it was cited
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OSHA interpretation letters
- Whether the notification required in §1926.752(a)(1) (attained concrete strength) must be given where steel will be erected on a long-existed concrete slab. (2006-03-10)
- Notification requirements for concrete compressive strength and anchor bolt modifications. (2005-12-23)
- Requirements for compressive-strength testing of concrete and mortar in a masonry wall during steel erection. (2004-08-23)
- Field-cured concrete sample cylinders must be subjected to similar conditions as the footings/walls; acceptable use of the Windsor Probe/Pin testing method. (2003-10-27)
- Written notification of ASTM strength test for mortar in masonry piers/walls prior to steel erection. (2003-05-21)
- Mortar testing requirements and controlling contractor responsibilities under the Steel Erection Standard (2002-12-27)
- Steel erection concrete testing requirements and number of samples required to be taken (2002-11-19)
- Clarification of "Controlling Contractor" duties under the Steel Erection Standard (1926 Subpart R) (2002-01-30)
Related parts of this rule
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About this page
Sources
- 29 CFR 1926.752 (eCFR), text current as of 2026-10-15
- U.S. Department of Labor enforcement data: OSHA inspections, citations and accident records, copied nightly; data as of 2026-10-20
3-year window. Federal OSHA only; state-plan rules are not counted. Plain-language text is a summary, not legal advice; the official text controls. Black Belt Safety is not part of OSHA or the Department of Labor.