ROADWAY WORKER PROTECTION
CERTIFICATION EVALUATION COMPLETE
QUESTIONS AND ANSWERS GRADED A
PLUS
●● You automatically assume that if a power line is down or seems to be
insulated, then it's probably safe.
Answer: Not Safe
Never assume that a wire is safe to touch even if it is down or appears to
be insulated.
●● During cleanup activities, you always stay five feet away from
overhead wires to avoid electrocution.
Answer: Not Safe
Stay at least 10 feet (3 meters) away from overhead wires during
cleanup and other activities. If working at heights or handling long
objects, survey the area for the presence of overhead wires before
starting work.
●● You never operate electrical equipment while you are standing in
water.
,Answer: Safe
Never operate electrical equipment while you are standing in water.
●● You're driving and a power line falls on your truck. You slam on the
brakes, get out, and run far away.
Answer: Not Safe
If an overhead wire falls across your vehicle while you are driving, stay
inside the vehicle. If the engine stalls, do not leave your vehicle. Call or
ask someone to call the local electric utility company and emergency
services.
●● You don't repair electrical cords or equipment because you are not
qualified and authorized yet.
Answer: Safe
Never repair electrical cords or equipment unless qualified and
authorized. Before you energize electrical equipment that has gotten wet,
have a qualified electrician inspect it.
●● How does electricity work?
Answer: Electrons flow from a voltage source through a conductor and
back to the source.
,Electrical current is the flow of electrons from a voltage source and back
to the source.
●● How do you get an electrical shock?
Answer: Parts of your body completing an electrical circuit
An electrical shock occurs when electrical current passes through the
body. You will get an electrical shock if parts of your body complete an
electrical circuit.
●● Which of the following statements about electrical shocks is
CORRECT?
Answer: The severity of the shock depends on the path of the current
through the body.
The severity of the shock depends on the path of current through the
body, the amount of current (amps) flowing through the body, and the
duration of the current's travel through the body.
●● Restricted room or platform
Answer: Exposed Parts
, Live parts of electrical equipment operating at 50 volts or more must be
guarded against accidental contact by cabinets or other forms of
enclosures or by location in a room, vault, or similar enclosure that is
accessible only to qualified persons.
●● Remove by pulling on the plug
Answer: Cords and Wires
Cords should be removed by pulling on the plugs, not on the cords.
●● Put eight feet or more above the floor
Answer: Exposed Parts
Live parts of electrical equipment operating at 50 volts or more may be
guarded against accidental contact by putting them at an elevation of
eight feet or more above the floor or other working surface and installed
so as to exclude unqualified persons.
●● Stay at least ten feet away
Answer: Power Lines
Power line hazards can be avoided if precautions are taken, such as
staying at least ten feet away from the power lines. Overhead power
lines usually are not insulated, or are covered only to protect against
CERTIFICATION EVALUATION COMPLETE
QUESTIONS AND ANSWERS GRADED A
PLUS
●● You automatically assume that if a power line is down or seems to be
insulated, then it's probably safe.
Answer: Not Safe
Never assume that a wire is safe to touch even if it is down or appears to
be insulated.
●● During cleanup activities, you always stay five feet away from
overhead wires to avoid electrocution.
Answer: Not Safe
Stay at least 10 feet (3 meters) away from overhead wires during
cleanup and other activities. If working at heights or handling long
objects, survey the area for the presence of overhead wires before
starting work.
●● You never operate electrical equipment while you are standing in
water.
,Answer: Safe
Never operate electrical equipment while you are standing in water.
●● You're driving and a power line falls on your truck. You slam on the
brakes, get out, and run far away.
Answer: Not Safe
If an overhead wire falls across your vehicle while you are driving, stay
inside the vehicle. If the engine stalls, do not leave your vehicle. Call or
ask someone to call the local electric utility company and emergency
services.
●● You don't repair electrical cords or equipment because you are not
qualified and authorized yet.
Answer: Safe
Never repair electrical cords or equipment unless qualified and
authorized. Before you energize electrical equipment that has gotten wet,
have a qualified electrician inspect it.
●● How does electricity work?
Answer: Electrons flow from a voltage source through a conductor and
back to the source.
,Electrical current is the flow of electrons from a voltage source and back
to the source.
●● How do you get an electrical shock?
Answer: Parts of your body completing an electrical circuit
An electrical shock occurs when electrical current passes through the
body. You will get an electrical shock if parts of your body complete an
electrical circuit.
●● Which of the following statements about electrical shocks is
CORRECT?
Answer: The severity of the shock depends on the path of the current
through the body.
The severity of the shock depends on the path of current through the
body, the amount of current (amps) flowing through the body, and the
duration of the current's travel through the body.
●● Restricted room or platform
Answer: Exposed Parts
, Live parts of electrical equipment operating at 50 volts or more must be
guarded against accidental contact by cabinets or other forms of
enclosures or by location in a room, vault, or similar enclosure that is
accessible only to qualified persons.
●● Remove by pulling on the plug
Answer: Cords and Wires
Cords should be removed by pulling on the plugs, not on the cords.
●● Put eight feet or more above the floor
Answer: Exposed Parts
Live parts of electrical equipment operating at 50 volts or more may be
guarded against accidental contact by putting them at an elevation of
eight feet or more above the floor or other working surface and installed
so as to exclude unqualified persons.
●● Stay at least ten feet away
Answer: Power Lines
Power line hazards can be avoided if precautions are taken, such as
staying at least ten feet away from the power lines. Overhead power
lines usually are not insulated, or are covered only to protect against
