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

No. 10. MINING LAWS OF PENNSYLVANIA. cxxv
Rwle 63.
When a workman is about to fire a blast he shall be careful
to notify all persons who might be endangered thereby, and shall
give sullieieut alarm so that any person or persons approaching shall
be warned of the danger.
liule 04. In every shaft or slope where persons are hoisted or
lowered by machinery, as provided by this act, a topman and eager
shall be appointed by the superintendent or mine foreman.
Rule 05. AVhenever a workman shall open a box containing powder
or other explosives, or while in any manner handling the same,
lie shall first place his lamp not less than five feet from such exjjlosive
and in such a position that the air current cannot convey
sparks to it, and he shall not smoke while handling explosives.
Rule 66. An accumulation of gas in mines shall not be removed
by brushing.
Rule 07. When gas is ignited by blast or otherwise, the person
having charge of the place where the said gas is ignited, shall immediately
extinguish it if possible, and if unable to do so shall immediately
notify the mine foreman or his assistants of the fact.
Workmen must see that no gas blowers are left burning upon leaving
their working places.
Rule 68.
All ventilating fans used at mines shall be provided with
recording instruments by which the number of revolutions or th(}
effective ventilating pressure of the fan shall be registered and the
registration with its date for each and every day shall be kept in
the office of the mine for future reference for one year from its dare.
Rule 69. ^Vhere the clothing or wearing apparel of employes becomes
wet by reason of w^orking in wet places in the mines, it shall
be the duty of the operator or superintendent of each mine, at the request
in writing of the mine inspector, who shall make such request
uj)on the petition of any five miners of any one mine in the district
working in the aforesaid wet places, to provide a suitable building
vv'hich shall be convenient to the principal entrances of such mine
for the use of the persons employed in wet places therein for the
l)urpose of washing themselves and changing their clothes when
cnlering the mine and returning therefrom. The said building shall
hi' nuiintained in good order and be properly lighted and heated
and shall be provided with facilities for persons to wash. If any
person or persons shall neglect or fail to comply with the provisions
of this article or maliciously injure or destroy, or cause to be injured
or destroyed, the said building or any part thereof, or any of
the ai>])Iiances or fittings used for sui)plying light and heat therein,
or doing any act tending to the injury or destruction thereof, he or
they shall be deemed guilty of an offense against this act.
Rule 70. In all shafts and slopes where persons, coal or other
materials are hoisted by machinery the following code of signals shall
be used: