Regulations last checked for updates: Feb 09, 2026

Title 29 - Labor last revised: Jan 31, 2026
§ 1919.34 - Proof tests after repairs or alterations.

When proof loads are applied after repairs or alterations, all parts of the assembled gear shall be examined as required in §§ 1919.30, 1919.31(c), or 1919.32(c), whichever is applicable.

authority: 33 U.S.C. 941; 29 U.S.C. 653,655,657; Secretary of Labor's Order No. 12-71 (36 FR 8754), 8-76 (41 FR 25059), 9-83 (48 FR 35736), 1-90 (55 FR 9033), 6-96 (62 FR 111), 3-2000 (65 FR 50017), 5-2002 (67 FR 65008), 5-2007 (72 FR 31160), or 4-2010 (75 FR 55355), as applicable; and 29 CFR 1911
source: 39 FR 22096, June 19, 1974, unless otherwise noted.
cite as: 29 CFR 1919.34