13 NCAC 07F .0716          BLASTING IN EXCAVATION WORK UNDER COMPRESSED AIR

Additions and amendments to 29 CFR 1926.913 Blasting in Excavation Work Under Compressed Air apply throughout the Rules in this Section as follows:

(b)           When detonators or explosives are brought into an air lock, the only employees who shall be permitted to enter the airlock are the powderman, blaster, lock tender and the employees necessary for carrying the detonators or explosives.  No other material, supplies, or equipment shall be locked through with the explosives.

(d)           See 1926.900(a) and 1926.901.

(f)            The explosives suitable for use in wet holes shall be water‑resistant and shall be IME Fume Class 1.

History Note:        Authority G.S. 95-131;

Recodified from 13 NCAC 07F .0201 Eff. August 3, 2005;

Pursuant to G.S. 150B-21.3A rule is necessary without substantive public interest Eff. March 1, 2016.