WV Foreman Practice Test Review Questions with Correct Answers 100% Verified 2024/2025 Can a skid mounted fuel tank be used for transportation of diesel? - Correct Answer No, must be wheeled or self-propelled What does "attending diesel equipment" mean? - Correct Answer Diesel equipment operator must be within sight and sound What is the maximum concentration of DPM allowed under WV law? - Correct Answer 0.12 mg/m^3 All significant external surface on diesel equipment should not exceed what temp? - Correct Answer 302 deg F What is the ambient concentration of exhaust gas allowed in the mine atmosphere under WV law? - Correct Answer CO not to exceed 35 ppm, NO not to exceed 25 ppm, NO2 not to exceed 3 ppm What shall be done, if necessary, so as to provide clearance and to avoid accidental contact with power lines when moving equipment? - Correct Answer Equipment shall be insulated and assemblies removed What is minimum clearance on Trolley side? - Correct Answer 12" What is the minimum size of shelter holes? - Correct Answer 5' deep, 4' wide, and height of entry Who shall see that a conspicuous light is placed on the front and rear of trips? - Correct Answer The motorman and trip rider Who shall provide conspicuous light for motor/trips? - Correct Answer Mine Foreman How should the deck of locomotives be protected from loose material in the track entry? - Correct Answer With shields 1 / 3
What shall be done to regulate the movement of trips? - Correct Answer A proper system of signals should be provided From what side shall cars not be coupled? - Correct Answer From the wire side or inside of a curve If a locomotive is not coupled to the trip ahead, what distance should be maintained between the locomotive and trip? - Correct Answer 300' What is the maximum distance between shelter holes? - Correct Answer 100' What signaling devices shall be provided on locomotives and shuttle cars? - Correct Answer Sounding devices Is back-poling prohibited? - Correct Answer Yes, however permitted with precaution to the nearest turning point, not to exceed 80' Why is back-poling prohibited? - Correct Answer Pole may leave the wire and break, causing serious injury Bottom drop cars shall not be used as man trips - Correct Answer What is required on haulage roads between the end car of trips placed on sidetracks and moving traffic? - Correct Answer A clearance point shall be marked with an approved device What are the primary causes of haulage accidents? - Correct Answer Improperly maintained track, insufficient clearance, and unsafe practices What safety precaution shall be observed where track is on a steep grade? - Correct Answer Derails shall be installed If a pusher locomotive is not used on a trip, what is required? - Correct Answer the locomotive operator shall have an assistant to assist him in his duties All self-propelled track haulage shall be equipped with what? - Correct Answer E-stop 2 / 3
What shall be provided where miners load or unload from conveyor belts? - Correct Answer Adequate clearance of 36", proper illumination, suitable communications What is the maximum speed of belts which transport miners? - Correct Answer 250 FPM, if clearance is 18", 300 FPM if clearance is 24" or greater What is the minimum clearance to the roof for miners to ride belts? - Correct Answer Not less than 18" from the top of the roller. 24" if seam height permits On belts that do not transport miners, at what intervals are stop/start controls required to be places?
- Correct Answer 1,000'
- / 3
What shall all belt conveyors be inspected for daily? - Correct Answer Frozen rollers, rock falls, fires What shall be provided on all UG belts? - Correct Answer slip and sequence switches If belts are used to transport miners, what must be done after supplies are transported with the belt, prior to transportation of miners? - Correct Answer examine for unsafe conditions What advantage does rock dust have over the used of water in extinguishing a mine fire? - Correct Answer Can be carried by the air, eliminates the formation of steam and water gas, protects the roof from disintegration caused by steam and water What changes occur to the mine atmosphere sealed within a fire area? - Correct Answer Carbon Dioxide and Carbon Monoxide are increased, oxygen is depleted, and explosive gases may accumulate What is the principal danger while mine fires are being sealed? - Correct Answer The danger of gas explosion How may the danger of an explosion be minimized while sealing a fire area? - Correct Answer By sealing sufficiently far away to prevent explosive mixtures from forming before the fire seals can be completed