MSHA/MINE ACT
What does the acronym MSHA stand for
Mine Safety and Health Administration
Name four pieces of PPE
What is hard hat, safety glasses, steel toed boots, dust mask, hearing protection, fall protection, Gloves.
Most common type of fire extinguisher
ABC
What does GFCI stand for
Ground-Fault Circuit Interrupter
How often should Mobile equipment be inspected
Daily before opperation
How many hours of training is required for a new miner
24 Hours
Most common location of injuries (Body part)
Hand/ Arm
What three things are needed to create fire
Fuel, Oxygen, Heat
What is your first line of defense against electrical hazards
Lock out, Tag out, and try
What is the main function of a guard
To protect people from moving parts
What rights do you have as a miner under the act.
Be protected against discrimination, Participate in an inspection, Ask for an inspection. Be paid if a mine is closed because of a withdrawal order, Contest enforcement actions, Training, A safe work place
Most common cause of injury
Slips, trips and falls. Or Material Handling
What does the acronym PASS stand for
Pull
Aim
Squeeze
Sweep
In an Arc Flash event temperatures can reach what
35,000 degrees F
How do you test the brakes on mobile equipment
On an incline typical of the steepest grade it will travel
How can you ask for an inspection
Word of mouth to an inspector
Phoning or writing an inspector or office
What are the percentages of Oxygen needed to survive
19.5 to 23.5
How does a dry chemical fire put out a fire
The powder creates a barrier between the fuel and the heat
Severity of the shock depends on
•Path of current through the body
•Amount of current flowing through the body
•Length of time the body is in the circuit
Before removing a guard you shall
Lock out, Tag out, and Try out equipment
What year was the mine act created
1977
What is MSHA's height where you must be tied off
MSHA does not state a height, only if there is a hazard of falling.
What is the primary function of a fire extinguisher
To get you out
What are the four types of injury associated with electrical accidents
•Electrocution (death due to electrical shock)
•Electrical shock
•Burns
Falls
When leaving a vehicle you shall
Place controls in park, set parking brake, and chock wheels