Report of the Bureau of Mines of the Department of Internal Affairs of ...

No. 10. MININte LAWS OF PENNSYLVANIA. Ixxxi
have beeu so examined and found safe,
clean and securely locked,
unless permission be first given by the mine foreman to have the
lamps used unlocked.
Rule 10. No one, except a duly authorized person, shall have in
his possession a key or any other contrivance for the purpose of unlocking
any safety lamp in any mine where locked lamps are used.
No lucifer matches or any other apparatus for striking light shall
be taken into said mine or parts thereof.
Rule 11. No blast shall be tired in any mine where locked safety
lamps are used except by permission of the mine foreman or his assistants,
and before a blast is fired, the person in charge must examine
the place and adjoining places and satisfy himself that it is
safe to fire su(;li blast before such permission is given.
Rule 12. The mine foreman or his assistant shall visit and examine
QYerj working place in the mine at least once every alternate day,
while the men of such jjlace are or should be at work, and shall direct
that each and every working place is properly secured by props
or timber, and that safety in all respects is assured by directing that
all loose coal or rock shall be pulled down or secured, and that no
person shall be permitted to w^ork in an unsafe place unless it be
for the purpose of making it secure.
Rule 13. The mine foreman, or some other competent person or
persons to be designated by him, shall examine at least once every
day all slopes, shafts, main roads, traveling ways, signal apparatus,
pulleys and timbering and see that they are in safe and efficient
working condition.
Rule 14. Anj' person having charge of a working place in any
mine shall keep the roof and sides thereof properly secured by timber
or otherwise so as to prevent such roof and sides from falling,
and he shall not do any work or permit any work to be done under
loose or dangerous material except for the purpose of securing the
same.
Rule 15, Whenever a place is likely to contain a dangerous accumulation
of water, the working approaching such place shall not
not exceed tw^elve (12) feet in width, and there shall be constantly
kept, at a distance of not less than twenty (20) feet in advance, at
least one (])
bore hole near the center of the working and sufficient
fiank bore holes on each side.
Rule 16. No person shall ride upon or against any loaded car, cage
or gun-boat in any shaft, slope or plane in or about a mine or colliery.
Rule 17. Not more than ten (10) persons shall be hoisted or lowered
at any one time in any shaft or sloi)e, and whcnc^ver five persons
shall arrive at the bottom of any shaft or slope in which persons are
regularly iioisted or lowered they shall be furnished with an empty
car or cage and be hoisted, except however, in mines where there is
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