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

332 REPORT OF THE INSPECTORS OF MINES. Off. Doc.
Fall Brook No. 7.—This is a new opening and is located one and a
half miles north from No. 2 chute. The tail rope system of haulage
was put in this mine in last December.
Bradford County Mines.
Long Valley Mines, Nos. 1 and 2.—These mines were not in operation
when last visit was made. I examined both mines and found
them, as regards ventilation and drainage, in a satisfactory condition.
The inlet air measurement of No. 1 showed a volume of 32,000 cubic
feet, and No. 2, 29,000 cubic feet.
Lycoming County Mines.
Red Run Mines.—Three in number.
Mines Nos. 2 and 3 are in good
condition as to both ventilation and drainage. The ventilation at
face of workings in No. 1 is not good, by reason of leakage of the air
current through breaks in the overlying strata between the inlet and
the face of the workings. They propose to remedy this by a drift
opening near the face of the workings.
McKean County Mines.
Instanter Mine.—The ventilation here is good. The drainage was
not good, but has recently been much improved by a water ditch
constructed along the main haulage way, 150 yards in length, with an
average depth of two feet.
Lyman Mine.—The condition of this mine is fair as to both ventilation
and drainage.
Clinton County Mines.
Kettle Creek Mines. . . Nos. 1 and 2 are under very able management
and in excellent condition. They are laid out and conducted on
scientific priciples, and close attention is given to every detail by the
general manager.
Clearfield ('ounty Mines.
Williamsport Mines.—These mines were found in
Among the improvements made here