34 Pa. Code § 43.92
Current through Register Vol. 55, No. 1, January 4, 2025
No caisson shall be dropped by the method of removing the air pressure therein for a greater depth than 24 inches, and then only by the person in charge at the time. All caissons shall be properly and adequately braced before loading with concrete or other weight.
34 Pa. Code § 43.92