25 Pa. Code § 211.162 - Safety fuse
(a) When safety fuse is used in blasting, it shall be long enough to provide a burn time of 120 seconds or longer.
(b) Prior to using safety fuse, the blaster-in-charge shall conduct a test burn. The test burn will utilize at least a 12-inch (0.30-meter) section of fuse which is lit, then timed to determine actual burn time.
(c) A blasting cap shall only be crimped to a safety fuse with a proper crimping tool. A blasting cap may not be attached to a safety fuse in or within 10 feet (3.05 meters) of a magazine.
Notes
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