Ala. Admin. Code r. 480-3-4-.17

Current through Register Vol. 43, No. 1, October 31, 2024

Section 480-3-4-.17 - Handling And Use Of Explosives

(1) Only designated persons shall cut, cap, and issue capped fuses and explosives.

(2) Fuse

(a) When cutting fuse it shall be cut square across with a sharp clean instrument and the cap crimper used shall be of a type recommended by explosives manufacturers. A bench type crimper is recommended.

(b) No explosives container shall be opened with any metallic instrument.

(c) No person shall remove any explosives from a pit or quarry magazine without permission of the pit or quarry superintendent or foreman.

(3) Storage

(a) Capped fuse or electric detonators shall not be stored within 50 feet of other explosives.

(b) Black powder shall not be used in the same drill hole with other explosives except when a small quantity of dynamite is used as a detonator.

(c) Oils or other combustible substances shall not be stored within 50 feet of any explosives.

(4) Power Lines

(a) Explosives shall not be placed or left within 25 feet of any power lines, cable or other electrical conductor other than that used for lighting the place of storage.

(b) Detonators shall not be removed from containers except as they are used for capping fuses or in the case of electric detonators as they are used in preparing primers except when placed in other containers as recommended by manufacturers.

(c) Fuse shall not be cut and capped nearer than 50 feet to any explosives magazine.

(d) Paper, sawdust, wooden boxes or cartons shall be placed at a safe distance from any magazine and each day's accumulation shall be removed at the end of the shift.

(5) Length of Fuse

(a) Fuse shall be cut long enough to extend beyond the collar of a loaded drill hole, and in no case shall it be less than 4 feet in length.

(6) Fuse Burning and Cutting

(a) No fuse shall be used that burns faster than 1 foot in 30 seconds or slower than 1 foot in 55 seconds according to manufacturer's rating.

(b) In capping fuse at least 1 inch shall be cut from the end of each coil or roll of fuse used.

Author: Department of Industrial Relations

Ala. Admin. Code r. 480-3-4-.17

Prior to October 1, 1982, this regulation was designated as General Rule 17.

Statutory Authority:Code of Ala. 1975, § 25-2-2(3)