OPS 15-0 Electrical Equipment Procedures

Question 1

When responding to incidents with “downed”, loose, or sagging wires, secondary collapse of poles and towers are common up and down the line. Apparatus shall parked a minimum of____ from the trouble area, as the spans adjacent to the trouble may have been weakened and may be under severe tention.
A. two pole-spans away
B. three pole-spans away
C. One pole-span away
D. five pole-spans away

Answer 1

C. One pole-span away

Question 2

Because we do not carry the necessary equipment to safely handle energized eletrical wires, rescue attempts of victims in direct contact with a live source of electicity should be ____ until OPPD de-energizes the wires or until the proper rescue equipment is made availble
A. Avoided
B. Encuraged
C. Immediate
D. Moved ASAP

Answer 2

A. Avoided

Question 3

If a fire is burning the electrical pole or cross arms so that equipment (including wires) may fall and be a hazard or cause damage, protect adjacent property and extinguish the fire by using a ____ or a____.
A. Water can, Smooth bore
B. Large amounts or water, Fog nozzle
C. Non-conducting extinguishing agent, Smooth bore nozzle
D. Non-conducting extinguishing agent, fog-type nozzle

Answer 3

D. Non-conducting extinguishing agent, fog-type nozzle
If there is any question about its integrity, evacuate to a safe zone and let it burn

Question 4

OPPD recommends-there is no reason for firefighters to be closer than ____ from energized electrical equipment carring 50,000 volts or less when using a fog stream. Energized eletrical equipment carrying grater than 50,000 volts should not be approached
A. 20 feet
B. 50 feet
C. 10 feet
D. 100 feet

Answer 4

C. 10 feet

Question 5

Transformer vaults are generally located in sidewalks, at the curb line or in alleys, when located in alleys the door opening and vent grating are generally located on the ____ side of the alley.
A. North
B. East
C. South
D. West

Answer 5

A. North

Question 6

Manholes and Transformer vaults fall under the definition of ____.
A. Electrical hazard
B. Confined space
C. Open space
D. Water hazard

Answer 6

B. Confined space
Air monitoring is required and follow confined space procedure

Question 7

If smoke is issuing from a manhole or vault.
A. remove the cover and spray with water
B. remove the cover and spray with dry chemical extinguisher
C. Do not remove the cover
D. Move the cover half way and use 95 gpm or higher line

Answer 7

C. Do not remove the cover

Question 8

Fighting fires at energized substation facilities should only be done as a last resort when life safety is threatened. In those situations, ____ streams should be used from the maximum effective distance.
A. Fog
B. Strait stream
C. Smooth bore
D. T pattern

Answer 8

A. Fog

Question 9

Placing ladders or pike poles less than ____ feet from power lines should be avoided during any fire or rescure operation, including areial ladders.
A. 100
B. 200
C. 10
D. 250

Answer 9

C. 10

Question 10

If a live wire fall on an apparatus. The firefighter should jump clear of the apperatus instead of stepping off. Because of the “step potential” an individual should “____”, not walk away from the apparatus
A. Run
B. Walk
C. Sand walk
D. Hop

Answer 10

D. Hop