Ala. Admin. Code r. 480-3-4-.20
Current through Register Vol. 43, No. 1, October 31, 2024
Section 480-3-4-.20 - Explosives(1) Location (a) Explosives must be unloaded at a safe distance from the blasting place.(2) Storing (a) If several boxes of explosives are deposited near the blasting circuit, the boxes shall be stacked in an orderly manner and protected from the sun by means of canvas or similar material so placed as to allow free circulation of air under the canvas and around the stacked boxes.(3) Alarm (a) Every pit or quarry shall be provided with a whistle or alarm which shall be sounded not less than three minutes before the time set for blasting and such whistle or alarm shall be sounded at frequent intervals until the last shot of the blast occurs.(b) Where blasting is carried on in dangerous proximity to public thoroughfares, such thoroughfares shall be blocked off previous to blasting or guards shall be stationed at each end of the endangered portion of such thoroughfare and all traffic shall be halted, with no person or vehicle allowed within the danger zone. Guards shall be provided with a metal sign having the words, "Stop-Blasting" plainly printed thereon and shall also use a red flag for warning purposes.(c) Where blasting is carried on in dangerous proximity to inhabited buildings, the occupants shall be notified of the impending blast, in time to take refuge in a safe place. This may be accomplished by courier or by a whistle or alarm; if alarm system is used, the occupants shall be informed as to signal used for blasting.(4) Handling (a) Packages containing explosives shall not be handled roughly, shall not be slid across floors, rocks or other packages of explosives and shall not be thrown or dropped. Frozen explosives shall not be thawed or used but must be destroyed.(b) The use of ammonium nitrate mixed with other materials as an explosive is hereby recognized. Due to the experimental state at the time of this revision, no attempt is offered for rules covering its application. When suitable experience has been obtained, rules should be established and appended hereto. Author: Department of Industrial Relations
Ala. Admin. Code r. 480-3-4-.20
Prior to October 1, 1982, this regulation was designated as General Rule 20.Statutory Authority:Code of Ala. 1975, § 25-2-2(3).