Written Flashcards
(28 cards)
What do you do IMMEDIATELY after starting the engine?
Check the oil pressure
What are the 3 main performance tests?
- Equipment
- Electrical (lights)
- Pump
When should the transmission fluid be checked?
After engine startup
Backing apparatus should be avoided whenever possible
T or F
True
If no one around to back, you should get out of apparatus and walk how many degrees around truck?
360
How many spotters is ideal when backing?
3
What is minimum amount if blocks away that later arriving units should stage from fire area?
1
How many feet away should apparatus be placed from involved buildings?
30
Supply lines should be laid on same side as the hydrant and then cross over near the fire
T or F
True
What angle should apparatus be placed in reference to the curb?
45
For nighttime operations, what should be turned off on the apparatus?
Headlights
In good driving conditions, what is the max amount of speed one can exceed of the posted speed limit while driving code 3?
10
When emergency vehicles must travel into oncoming traffic, what is the max speed?
20 mph
When approaching crossing an intersection, driver shall not exceed?
The posted speed limit
If they have the right of way
You are approaching the intersection and have to go into oncoming traffic. You have a green light. You still need to stop include the intersection before proceeding through…
T or F
True
Protecting the scene with your apparatus is for the safety of whom?
Fire personnel on scene
What are the two types of positive displacement pumps?
Piston and Rotary
1012.10B
What is friction loss?
Pressure that is lost as water travels through hose, piping, couplings, and appliances
FL= C x Q (squared) x L
1012.10A
What are the three major factors that influence friction loss?
- Size of hose = C
- Volume of water (gpm) = Q
- Length of hose = L
- 10B
What are the two factors not calculated in friction loss?
- Condition of hose
- Kinks
- 10A
What is the GPM for 1FF, 2FF and 3FF hand lines?
1FF= up to 125 gpm
2FF= 125-250 gpm
3FF= 250-300 gpm
1012.10A
All lines flowing at what GPM are to be considered “stationary lines”?
Greater than 200 gpm
1012.10A
What is net pump pressure?
A measurement of the pressure energy that is actually produced by the pump
1012.10A
What is the supportive position concept?
A “forward pumper” at the fire, which has a “key pumper” pumping it’s hydrant
1012.10A