205.20 RESPONSE TO POWER LINES/ENERGIZED ELECTRICAL EQUIPMENT

Question 1

A direct path to ground can occur when contact is made between something energized and a portion of your ____.

Answer 1

body. (such as your hand, arm, head, or other body part.)

Question 2

An indirect path to ground occurs when you are holding something or touching an object that is _______________.

Answer 2

in contact with something energized

Question 3

“step potential” could be indicated by a ________ sensation in the feet and serve as a warning to back away from the area.

Answer 3

tingling

Question 4

Downed lines must always be considered energized with _________ _____ current.

Answer 4

potentially lethal

Question 5

The tendency power lines may to have curl back or roll on itself when down is called?

Answer 5

“Reel Memory”

Question 6

Electrical equipment is classified as 3 things. What are they?

Answer 6

Energized
De-energized (cannot be 100% guaranteed)
Dead (confirmed by utility representatives after grounding the lines(s).

Question 7

Can Pad-mounted and overhead transformers can explode?

Answer 7

yes

Question 8

when responding to power lines down who should you request to respond?

Answer 8

utility company

Question 9

If occupants must exit a car that is in direct contact with power lines due to fire or other life threat how should you instruct them to exit?

Answer 9

instruct them to open the door, not

step-out! They should jump free of the vehicle without touching vehicle and ground at the same time

Question 10

For a SUB-STATION, TRANSFORMER, ELECTRICAL VAULT or MANHOLE FIRE entry should not be made until?

Answer 10

utility representative has verified that the above electrical equipment has been de-energized.

Question 11

For Power Pole fires, fire attack should no be made until?

Answer 11

utility representative has verified that the electrical equipment
has been de-energized.