Drill Manual - Vehicle Rescue Flashcards
Vehicle Frame:
There are two basic frame designs; “_____________ and ______________”?
Body over frame and unibody
Based on impact and/or location of the fire, firefighters should always approach vehicles at a _______ degree angle from the front or back to keep clear of a potential bumper release during vehicle fires or extrication.
45 to 90
Unibody design (also known as “_______”)
monocoque
In most cases, the ______________________ can be used to determine the presence of an airbag
VIN
When working in a vehicle that may have undeployed air bags, use the “___________” rule�
5”-10”-20”
Undeployed Airbag
Keep all equipment, rescuers and victims a minimum distance of:
5 inches from the door
10 inches from the steering wheel
20 inches from the passenger side dash board
What are the three types of airbags?
High, Medium, Low
What are bags should be used lifting -vs- stabilizing?
High = Heavy lifting
Med to Low = stabilizing
In addition to protecting the overall scene, a __ foot Hot Zone (Exclusion Zone) around the vehicle should be maintained,
25 foot
Warm zone at a traffic accident should be?
100 feet
The “Hot Zone” must be increased to ___ feet when flammable liquids are a factor?
100 feet
What battery cable do you disconnect first?
Black “negative”
In all cases, a ________ should be assigned to watch for any signs of vehicle movement during rescue operations?
safety officer
The most common method to open a door with the power spreaders (Amkus, Hurst or Holmatro), is to?
attack the nader pin
What are the three types of windows in vehicles?
laminated
tempered
polycarbonate glass
- these are all considered safety glass
Whats a good tool to remove a windshield?
pry axe
The best method for removing a polycarbonate window is what?
using the hydraulic cutters
How many times should you wrap the steering column and front bumper with the chain?
3 times
4” X 4” wood cribbing can support ________lbs of weight at each crossing?
6000
Cribbing corners or load points should overlap by ___ to assure a slow crush type failure
4 inch
If you encounter a hybrid vehicle in a rescue situation exhibiting no outward signs of power, be cautious, these vehicles function with virtually no noise. This is due to the ________?
Auto Stop
Hybrid Vehicle:
When you remove the key, how far should it be away from the vehicle?
20 feet
What should you see on dashboard of a hybrid vehicle when it is stopped?
“Auto Stop” illuminated
Trolley Power lines:
These power lines are called the “Catenary” and transport ___ volts DC power to the LRV?
700 volts DC
One of the primary considerations when dealing with Trolley emergencies is to lower the ___________ completely from the Catenary
pantograph
Does each trolley car contain their own batteries?
yes; a 24 volt battery
How long can the capacitors store power for once all batteries and the pantograph has been lowered?
up to 10 minutes
What are some options you can use in order to get a trolley to stop if you are working on the tracks?
place a flare on both sides far enough away for the trolley to see in time and stop.
Have a firefighter waive a flare while standing on the SIDE of the tracks
What are the two ways to lower the pantograph on a trolley?
Electric switch in the operators cab
Manual Crank - nearby compartment or under a seat of the pantograph hatch
Whats the procedure of a Trolley Rescue
Size Up Notify MTS via FCC Access Trolley / Open all doors - parking brakes are automatically applied when it stops De-energize Trolley by lowering the pantograph Shut-down batteries - isolation switch in operators cab Place flares on the both sides * don't stand on the tracks
