Wv Mine Foreman Test Updated Questions And Correct Answers

WV MINE FOREMAN TEST UPDATED QUESTIONS AND
CORRECT ANSWERS
Question:
1. What is the principle gas contained in coal?
Answer:
Methane (CH4)

Question:
2. What effect does the presence of small amounts of methane have upon the explosi-bility of coal
dust?
Answer:
It increases the explosibility

Question:
3. What approval is re-quired relative to the hoisting of men?
Answer:
When hoisting more than 20 persons at a time

Question:
4. What permit is required for blasting with regu-lar or short interval det-onators?
Answer:
Written permission from the Director of MHST

Question:
5. What permit is required to remove coal near an oil or gas well?
Answer:
To remove coal within 200ft of an oil or gas well

Question:
6. What is required rel-ative to second open-ings?
Answer:
To work a limited number of men, 20 or less, when there is no second outlet

Question:
7. When must the opera-tor apply for an exten-sion of the approval to open a mine?
Answer:
Within 30 days after Jan 1 of each year

Question:
8. When must the Direc-tor of MHST and the dis-trict mine inspector be notified of an explosion,
death, or serious per-sonal injury?
Answer:
Immediately

Question:
9. Who must be notified before coal is removed within 500ft of an oil or gas well?

,Answer:
MHST and the well operator

Question:
10. What record of man-hoists should be kept?
Answer:
A daily record of inspection

Question:
11. Who shall be notified before sealed areas, temporary or perma-nent, are reopened?
Answer:
The Director of MHST

Question:
12. Who shall a mine fore-man notify, in writing, of his inability to com-ply with any of the
re-quirements of the min-ing laws?
Answer:
Operator or superintendent and the Director of MHST

Question:
13. What records of electri-cal equipment examina-tions are required to be kept?
Answer:
A record of weekly examinations & monthly tests shall be kept and made available to reps of MHST
& the miners at such time

Question:
14. What records shall be made available by the operator without 5 days of request by the Direc-tor of
MHST?
Answer:
State certifications containing name & social security numbers of all current employees

Question:
15. Who is required to furnish maps of coal mines?
Answer:
The operator

Question:
16. What must be the scale of maps of coal mines?
Answer:
Not less than 100ft & not more than 500ft to the inch

Question:
17. How often must the map of the coal mine be brought up to date?
Answer:
Twice annually, on or before 1st of March & 1st of Sept.

,Question:
18. Who must certify the map of a coal mine to be correct?
Answer:
A certified engineer

Question:
19. After filing with a well operator & the MHST the required maps showing an inten-tion to mine in
the vicin-ity of an oil or gas well, how close to the well may the mine operator remove the coal?
Answer:
Not nearer than 200ft from the oil or gas well

Question:
20. In addition to the pre-shift exam, what else is required of all construction & rehabili-tation work
areas?
Answer:
On shift exam made between 3rd & 5th hour

Question:
21. Where shall all main fans be installed?
Answer:
On the surface

Question:
22. The main fan must be enclosed in what kind of housing?
Answer:
Fireproof

Question:
23. When shall all employ-ees be removed from the mine when the fan stops?
Answer:
If the ventilation is not restored within 15 minutes

Question:
24. What is the max-imum distance that mines may be devel-oped underground be-fore mechanically
oper-ated fans are required?
Answer:
200ft

Question:
25. What are the 2 systems of ventilation?
Answer:
Blowing & exhaust

Question:
26. How is the ventilating pressure measured?
Answer:
With pressure-recording gages or water gages

, Question:
27. What affect do obstruc-tions in airways have upon the quantity of air circulated, the fans speed
remaining con-stant?
Answer:
The quantity is decreased

Question:
28. What affect do short circuits have upon the quantity of air circulat-ed, the fans speed re-maining
constant?
Answer:
The quantity is increased

Question:
29. What is the benefit of decreased mine resis-tance when it is not nec-essary to increase the quantity
of air in circula-tion?
Answer:
A saving in power can be affected be reduced fan speed

Question:
30. How must a mine fan in-stallation be protected from an explosion?
Answer:
By explosion doors, or a weak wall

Question:
31. Where shall fans be lo-cated with respect to mine openings?
Answer:
They should be offset not less than 15ft from the nearest side of the mine opening & connected to the
opening by means of air ducts

Question:
32. What quantity of air must be delivered to the intake of a pillar line?
Answer:
9,000 cubic feet of air per minute

Question:
33. How much air must be delivered to the intake of the pillar line if a bleeder return is closed as a
result of roof falls or water during pillar re-covery operations?
Answer:
At least 20,000 cubic feet of air per minute

Question:
34. How should pillar lines be ventilated?
Answer:
By keeping the ventilating current along the pillar line

Question:
35. Where are bleeders found?