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Knowledge Review
Mandatory Health and Safety Standards Quiz
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MANDATORY Health & Safety Standards QUIZ
• PLEASE MARK YOUR ANSWER SHEET WITH THE APPROPRIATE ANSWER FOR EACH QUESTION!
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1. The most common cause of injury in mining is:
A. ElectricityB . Slips and FallsC . Handling MaterialsD. Hand Tools
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2. What is the most common cause of FATAL Injury in
mining today?
A. BlastingB . Ground FallsC . ElectricityD. Powered Haulage
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3. The body part most often injured in mining is:
A. The armB . The backC . The headD. The leg
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4. Fire extinguishers at surface mines must be inspected:
A . MonthlyB . Every 6
Months C . QuarterlyD . Both A & B
56.4201 (1)
77.1110
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5. High voltage rubber gloves used in coal mines must be
tested:
A . Annually
B . Before use
C . Monthly
D . Quarterly
77.704-8
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6. High voltage rubber gloves are tested to withstand volts.
A . 2,000B .
20,000C . 5,000D .
10,000
77.704-5 & .606-1 (a)
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7. Booms or masts of equipment must not be closer than from overhead powerlines of 69,000
volts.A . 12 feetB . 15 feetC . 10 feetD . 20 feet
77.807-2 (a) (1)
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8. For power lines of 500,000 volts or more distance is
required from booms or masts of equipment.
A . 50 FeetB . 25 FeetC . 75 FeetD . 35 Feet
77.807-2
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9. Equipment must be kept a minimum of from any
energized overhead power line.
A. 12 Feet
B . 6 Feet
C . 10 Feet
D. 8 Feet 77.807-2
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10. A new coal mine supervisor must receive first aid training
within days of starting that job.
A .180
B . 60C . 30D . 90
77.1703
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11. The above training must be at least hours in length.
A.10
B . 8C . 4D.
12
77.1706 (a)
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12. MSHA requires hard hats and safety glasses:
A. Portal to PortalB . Operating mobile
equipmentC . In control roomsD. None are correct
56.1500277.1710 (d)
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13. MSHA requires hours of new miner training for
construction workers:
A. 0B . 24C . 16D. 8
48.2 (I)
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14. Most explosive accidents/ injuries are the result of:
A. Premature DetonationB . Handling Explosives ImproperlyC . FlyrockD. Insufficient Warning
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15. A blasting agent:
A. Contains no explosive ingredientB . Is not classed as an explosive by
the D.O.T.C . Both A & B are correctD. None are correct
77.2 (e)
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16. Pneumoultramicroscopic- silicovolcanoniosis is:
A. Not even a wordB . Black lung diseaseC . Miners’ silicosisD. Small volcanic particles
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17. Which of the following could be the DIRECT cause of an
accident?
A. Unsafe ActB . Management DecisionsC . Unplanned Energy ReleaseD. Unsafe Condition
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18. Which of the following could be the INDIRECT cause of an
accident?
A. Management DecisionsB . Unguarded Machine DriveC . AlcoholismD. Lack of Job Safety Training
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19. Which of the following could be the BASIC cause of an
accident?
A. Not wearing safety glassesB . Driving too fastC . Lack of job safety trainingD. Both A & B
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20. Unsafe acts and conditions are considered to be:
A. The Basic Cause of all accidentsB . The easiest to eliminate in the
workplaceC . Symptoms of failure on another
levelD. The Direct Cause of all accidents
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21. Which of the following would NOT be considered a Basic Cause of an accident?
A. DepressionB . Individual size and StrengthC . HorseplayD. Not conducting safety meetings
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22. It is generally accepted that % of accidents are preventable.
A. 88%B . 100%C . 98%D. 78%
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23. Breathing air that contains 13% to 17% Oxygen could
cause;
A. UnconsciousnessB . Buzzing in the earsC . Rapid heartbeatD. Either B or C
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24. Methane gas is;
A. Explosive when air contains 5% to 15% methane
B . Most explosive when air contains 9.5% methane
C . Explosive at 1.5% to 2% of the air mix if coal dust is present
D. All are correct
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25. If a miner, miner representative, or applicant for
employment at a mine think they have been discriminated against per the “Act” of 1977, the have
days to file a complaint with the U.S. Secretary of Labor.
A . 60B . 30C . 90D . 120
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26. The Secretary of Labor will write to you within days of receiving your complaint to give you his/her determination as to whether or not your rights were
violated.A. 60B . 90C . 30D. 120
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27. If the Secretary feels no violation has occurred, you have
days to file and action of your own directly with the
Federal Mine Safety and Health Review Commission.
A. 60B . 30C . 90D. 120
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28. Rubber gloves for handling medium voltage cables must be
rated at volts
A. 660B . 1,000C . 7,200D. 220
77.606-1 (b)
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29. Every surface mine must file a plan for removing coal and have the plan approved by
MSHA, this is called a:
A. Mining PlanB . Health and Safety PlanC . Operational PlanD. Ground Control Plan
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30. According to MSHA, blasting must be under the
supervision of;
A. An experienced blasterB . A certified blasterC . A State licensed blasterD. A certified foreman
56.6300 (a)
77.1303 (a)
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31. Cases of explosives stored in magazines shall not be stacked
more than feet high.
A. FourB . SixC . EightD. Both B & C are correct
56.6102 (3)
77.1301 (g)
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32. When electric blasting caps have been used, persons shall not
return to misfired holes for at least;
A. Fifteen minutesB . Thirty minutesC . One hourD. One day
56.6310 (b)
77.1303 (nn)
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33. The width and height of benches shall be governed by the;
A. Type of equipment usedB . Operation performedC . Ground control planD. Both A & B 77.1003
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34. A ledge, small terrace, or section of floor on a steep hillside
or highwall is called a;
A. BarrierB . Box CutC . BenchD. Slope
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35. A type of slope failure that occurs in highwalls distinguished by strata, or layers, of different kinds of materials is called a;
A. Rotational ShearB . Rock FallC . Plane ShearD. Raveling
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36. An explosive material containing substantial amounts of
oxidizers dissolved in water droplets, surrounded by an
immiscible (incapable of blending or mixing) fuel is called;
A . PrillB . SlurryC . EmulsionD . ANFO
56.6000
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37. A blast site is defined as an area where holes are being
loaded and within feet in all directions.
A. 200B . 100C . 150D. 50 56.6000
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38. Ground conditions at surface mines shall be examined by;
A. Certified personsB . Experienced personsC . Both A & BD. Mine superintendent
77.1004 (a)56.3401
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39. A flammable liquid;
A. Has a flash point less than 1000 FB . Has a flash point less than 37.80 CC . Is known as a Class I LiquidD. All are correct 56.4000
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40. Class IIIB Liquids have flash points at or above 0F
A. 200B . 140C . 300D. None are correct
56.4000
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41. Any high voltage overhead power line on a coal mine must be at least feet above the
ground.
A. 15B . 20C . 35D. 25
77.807-1
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42. High voltage according to Part 77 is more than volts.
A. 660B . 12,500C . 7,200D. 1,000 77.2 (s)
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43. Per Part 77, new inexperienced miners must wear a distinctively different colored
hard hat until;A . They have one year of mining
experienceB . They are certified as a miner by the
state they work inC . They have worked 12 out of the last 36
months as a minerD . Both A & B are correct 77.1710-1
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44. When a hazard to the eyes exist, MSHA requires miners to
wear;
A. GogglesB . Face ShieldsC . Safety GlassesD. Suitable eye protection
56.15004
77.1710 (a)
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45. When cutting, welding, or working with molten metal, Part
77 requires;
A. Safety glassesB . Goggles or face shieldC . Protective clothingD. Both B & C 77.1710 (a)
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46. The only persons permitted to be on haulage roads, at loading
or dumping locations are;
A. Authorized personsB . Trained minersC . AnyoneD. Certified persons
77.1600 (a)
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47. MSHA allows persons to ride outside the cabs or beds of
mobile equipment for purposes of;
A. Training, testing, MaintenanceB . Is not allowedC . Transporting minersD. Both A & C
56.9200 (d)
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48. Seat belts do not need to be worn in mining equipment when;
A. The blade operator is standingB . There is no ROPSC . Both A & BD. All are wrong
56.14130 (g)
77.1710 (I)
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49. When backing up, mobile equipment on mine property must
have;
A. Automatic back AlarmB . Wheel mounted bellsC . An observer to signalD. All are correct
56.14132 (b) (1)(i,ii,iv)
77.410
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50. Loads extending beyond the beds of vehicles must be marked
with a light or flag if the load extends more than feet.
A. 3B . 6C . 4D. 2
56.14208 (b)
77.1607 (t)