Illinois Administrative Code
Title 62 - MINING
Part 225 - USE OF PERMISSIBLE EXPLOSIVES IN UNDERGROUND COAL MINES
Section 225.55 - Shooting
Current through Register Vol. 48, No. 12, March 22, 2024
a) The shot firer may fire only twenty (20) shots in any given blast at the working face. The shot firer may blast only two (2) working faces per blast.
b) The shot firer may only use one kind of permissible explosive or detonator in the same drill hole.
c) After the shot firer loads all the boreholes, the shot firer must:
d) The shot firer, before blasting, must:
e) The shot firer must hang warning devices made of reflective material to warn of an impending blast. These warning devices must be placed at all approachable areas to the blasting face. The shot firer when shooting cross cuts, must ensure all persons have been removed from the adjoining place that they are blasting towards.
f) The shot firer must:
However, at no time may anyone wire the legwires from one borehole to another with an exposed electric blasting cap.
g) Before attaching to a blasting unit, which the Mine Safety and Health Administration has approved under 30 CFR 24.0 - 24.9(1985) or under 30 CFR 25.1 - 25.13, 25.20 - 25.21, 25.25 - 25.26(1985) the shot firer must ensure the blasting cable is shunted until ready to be checked with a galvanometer for continuity.
h) All blasting charges must be surrounded by at least eighteen (18) inches of rock, coal, or both in all directions if the height of the coal permits.
i) The shot firer must ensure that when the blasting cable is attached to the leg wires, the ends are either staggered or kept well separated.
j) The shot firer must unreel the blasting cable from the face outby to a position at least fifty (50) feet and at a ninety degree (90 ) angle from where the shot firer intends to blast.
k) The shot firer must give a loud, verbal warning such as "fire in the hole" at least three (3) times before blasting.
l) No shot firer may fire nor any supervisor order any unlawful shot.
m) After the permissible explosives and electric detonators have detonated, the shot firer must:
n) At the shift's end, the shot firer must: