The Scranton tribune. [volume] (Scranton, Pa.) 1891-1910, 1902-09-15

Mine Foremen-Examinatio Was
Conducted at Carbondale on Aug.
a and 5-Questions That Were Put
to the Applicants at Each Session.
On Aug 4 and at Carbondale. Mine
Inspector Edward Roderick. w. G..
Robertson, superintendent, and Thomas
Llewellyn and Joseph r. Roberts, min
ers, conducted an examination for ap-
picants for certificates of qualification
as mine foreman and assistant mine
foreman.
1t has been announced that the fol-
lowing passed the mine foreman ex-
animation:
Olyphant-David McEroy. Michael
Moran, Charles II. Robinson, John II.
Pettigrew, William r. Jones, George r.
Mason, William II. Hemmelrech.
Jermyn-William Il. Griffith, John B.
Jones.
Scranton-Edward Stahl, Frank Igo,
John NJ. Jehu, John L. Jones, William
Dawson, John r. Thomas.
Taylor-Wiliam j. Thomas.
Dickson--Trank Gleason.
Did Forge-JOhn II. Robertson.
The assistant mine foreman examin-
alton was successfully passed by the
following:
Scranton-Thomas j. Richards, John
w. Proudlock. George Hall, Edward
Gleason, James r. Howells. John Phil
lips, Thomas Laird, Frank McHale.
Thomas H. Lewis, Sylvester Foster,
benjamin Davis, William Fl. Freize,
David A. Jones. Henry f. Jones.
Thomas Lewis, John II. Phillips, John
Worll. James Jones. David Z. Evans.
Alfred Pierce Evan Phillips, Alfred
Pugh, Joseph Williams, William j.
Lewis.
Olyphant--George knight, Henry G.
Williams, James W. Nichols, Edward
NJ. Hoban, David NJ. Morgan, Reese
Maggs. Michael ]. Mclaughlin, Samuel
j. Lewis.
Archbald-Francs ]. Kearney, Pat
rick Mcclure, John j. Barrett, John
Durkin.
The questions that were propounded
to the candidates follow:
FIRST SESSION.
Give your name. age, place of birth,
and postoffce address
l. Have you had five years practical
mining experience in the anthracite coal
wines? If so, state the length and ma
ture of your experience. and the names
of mines in which you have been en-
ployed QO
g. Describe the duties of a mine fore
man as prescribed by the mine law. d0)
3. What duties are required of the mine
foreman by the law providing for medi-
cal rooms in mines? 90
4. Describe by diagram a water gauge.
And explain its use in connection with
the air currents in mines. uo)
5. What is meant by the term "Fenti-
lation' as applied to coal mines? uo)
6. Describe the fan and the various
other means Of producing current Of
air. QO)
SECOND SESSION.
I. How are air currents measured?
State the requirements of the law with
reference to air measurements. (O
s. Describe the Davy Safety Lamp. and
the principle upon which it is construct
ed Also describe other safety lamps with
which you are familiar. u0)
.. What is the area of a ganGway Z
feet inches wide at the top. u feet 6
inches wide at the bottom and I feet
high? What quantity of air is passing if
velocity is feet per second? G0)
TO- If a pressure of 5.2 pounds produces
a current of 10000 cubic feet per minute.
what will be the water gauge when SO.-
900 cubic feet are needed? l0)
II. State the law with reference to
mine maps. cO
L.. If the pitch of two veins is % de-
Erecs and the distance between them is
80 reet right angle to the pitch, how long
would tunnel be from one to the
other? uW |
THIRD SESSION
la. In case YOU were a mine foreman
and it became necessary for YOU to take |
charge of the pump to prevent the mine |
from filling, how would you find the |
capacity of pump having a 3 foot |
stroker 16 inch diameter water cylinder, |
making 30 strokes per minute? uW |
IA: A gangway is going south 60 east,
pillars are Z yards. chamber yards, |
what is the distance from centre TO centre |
on gangway? C1O)
10. What is the rubbing surface of |
gangway 10 feet inches wide. I feet |
inches high. 1,.5O feet long? uO)
IL. A tunnel I. feet wide. I feet high |
clear of rail $50 feet long, is to be driven
through hard sand rock and slate. How
many cubic feet of material will have to
he removed, and in your Judgment how
much per cubic foot or Inca! yard should
the work be done for? uW
L. A side pitch of 20 degrees on a
gangway makes 1t necessary to take
up bottom slate feet high on upper
side and taperng to point on the lower
side. How many cubic feet of slate would |
there be in one hundred yards of gang
way. and how much per lineal yard
should it cost? uW
is. Aside from knowledge of the mine
law and its requirements. and OF the
methods of ventilating coal mine. what
other qualifications in your judgment
should person possess to successfully
fill the position of mine foreman? Q0)
FOURTH SESSION.
10. The immediate roof over vein of
coal feet high is IA treacherous fire clay
sand rock roof. How would you recon-
mend the working of this vein with IA
View to the greatest safety and econ
omy? uO
20. What is fire damp? What is black
damp? What is white damp? What is
after damp? Describe each and which Is
the most dangerous, and why? uW
u. What are some of the most COM
mon causes of timber fires in mines? Q0)
%. Explain what extra Drecaution
should be taken by those In charge of
final pillar robbing.
%. Describe the various methods of
hauling now in Use i'm coal mines. Give
Your opinion of electricity and COM
pressed air haulage as to economy and
general utinty. QO)
-, What is an accident? And classify
as far as you are able the causes of acct
dents I'm coal mines. and make some gem
eral suggestions as to how they can be
prevented Q0