§ 57.6310. Misfire waiting period.
68 words·~1 min read·
/us/cfr/t30/s§ 57.6310·A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
When a misfire is suspected, persons shall not enter the blast area---
(a)For 30 minutes if safety fuse and blasting caps are used;
(b)For 15 minutes if any other type detonators are used; or
(c)For 30 minutes if electronic detonators are used, or for the manufacturer-recommended time, whichever is longer. \[61 FR 36801, July 12, 1996, as amended at 85 FR 2027, Jan. 14, 2020\]