166

LAWS OF MARYLAND.

CHAP. 124.

on every incline plane or road in any mine where hauling is
done by machinery, and where a door is used, an extra door
shall be provided, to be used in case of necessity.

Air current
to be
measured
once a week.

Section 209 K of Article 1 and Section 164 J of Article 12.
The mine foreman shall measure the air current at least once
a week and the Mine Inspector at each visit at the inlet and
outlet and at or near the faces of the entries, and shall keep a
record of such measurements. An anemometer shall be pro-
vided for this purpose by the operator of the mine to the fore-
man, and the same shall be supplied to the Mine Inspector by
the State.

Ventilating
fans provided
with
recording
Instruments.

Section 209 L of Article 1 and Section 164 K of Article 12.
All ventilating fans used at mines shall be provided with
recording instruments, by which the number of revolutions of
the 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 date.
BORE HOLES.

Bore Holes.

Section 209 M of Article 1 and Section 164L of Article 12.
In any place that is being driven toward or in dangerous
proximity to an abandoned mine or part of a mine suspected
of containing gases, or which may be inundated with water,
bore holes shall be kept not less than twenty feet in advance of
the face, and in the sides of such working places, said side
holes to be drilled diagonally not more than eight feet apart,
and any place driven to tap water or gas shall not be more
than ten feet wide, and no water or gas from an abandoned
mine, or part of mine, and no more holes from the surface
shall be tapped until the employes, except those engaged at
such work, are out of the mine, and such work to be done
under the immediate instructions of the mine foreman.

GENERAL RULES.

General rules.

Section 209 N of Article 1 and Section 164 M of Article 12.
For any injury to person or property occasioned by any
violation of this Act, or any failure to comply with its provi-
sions by any owner, operator or superintendent of any coal
mine or colliery, a right of action shall accrue to the party
injured against said owner or operator for any direct damages
he may have sustained thereby, and in case of loss of life by
reason of such neglect or failure aforesaid a right of action
shall accrue to the widow and lineal heirs of the person whose
life shall be lost for like recovery of damages for the injury
they shall have sustained.
Sub-Section A. If any person shall receive any injury in or
about the mine, and the same shall come within the knowledge