Vehicle Extrication

Question 0

What’s the difference between manually and powered hydraulics?

Answer 0

Manually is hand powered and powered uses hydronic fluids through high pressure hoses

Question 1

What are two ways rescue tools can be operated?

Answer 1

Manually or hydraulic

Question 2

T/F

Can potable or carried tools be minted on a vehicle and powered by a hose reel line

Answer 2

True

Question 3

What are the 4 types of powered hydraulic tools?

Answer 3

Spreaders
Shears
Combination
Extension rams

Question 4

What was the first tool a available to fore and rescue?

Answer 4

Power spreaders

Question 5

Spreaders are used for what?

Answer 5

Pushing and pulling

Produces tons of force spreads 32 inches

Question 6

Shears are used for what?

Answer 6

Cutting
Tons of cutting force
7inches

Question 7

Combination are used for what?

Answer 7

Pulling and pushing

Capabilities are less

Question 8

Extension rams are used for what?

Answer 8

Primarily pushing
Closed it’s 3 ft open 5 ft
Tons of pushing force
Closing force is half that of the opening

Question 9

What are two types of manual hydraulic tools?

Answer 9

Porta power
Hydraulic jack
Both are more time consuming

Question 10

Hydraulic jacks are used for what?

Answer 10

Heavy lifting for shoring and stabilization lifts 20 tons

Question 11

What is cribbing

Answer 11

Most common method for stabilizing objects
Wood and plastic
Common sizes 2x4 4x4 6x6

Question 12

Why is plastic better than solid wood?

Answer 12

Doesn’t absorb fuel and oil and lasts longer

Question 13

What are pneumatic tools?

Answer 13

Compressed air tools
Such as air chisels, air hammers, impact hammers
90- 250psi

Question 14

Three most common drives for winches

Answer 14

Electric
Hydraulic
Power take off

Question 15

Come alongs sizes

Answer 15

1 to 10 tons

Question 16

What kind of chains are used for come alongs and winches?

Answer 16

Alloy steel

Question 17

What are three types of pneumatic lifting bags?

Answer 17

High
Medium
Low

Question 18

High pressure or small bags

Answer 18

20inches

Sizes 6x6 to 36x36

Question 19

Med and low pressure or big bags

Answer 19

Mostly for lift or stabilization

Lift 6ft

Question 20

What is a major safety rule for operating the air bags?

Answer 20

Don’t allow contact with materials hotter than 220 degrees

Question 21

What is the rule for lifting?

Answer 21

Lift and inch

Crib and inch

Question 22

What is the majority of rescue incidents?

Answer 22

Vehicle extractions

Question 23

Describe block and tackle

Answer 23

Block- wooden or metal frame for sheaves
Sheaves- pulleys
Tackle- the rope

Question 24

Who is primary for scene size up?

Answer 24

First responders

Question 25

What are important questions for scene size up?

Answer 25

``` What are the traffic hazards and what can be done to control them? How many and type of vehicles? Vehicle positioning? How many victims and triage? Fire? Hazmat? Utilities? Do we need additional resources? ```

Question 26

How many rescuers size up a vehicle?

Answer 26

One per unit

Question 27

There is an inner circle and outer circle who should check the inner?

Answer 27

Someone first aide or higher

Question 28

How do you prevent horizontal motion?

Answer 28

Chocks

Question 29

How do you avoid vertical motion?

Answer 29

Jacks, bags, cribbing

Question 30

When cribbing what is the most common method?

Answer 30

Box formation

Question 31

What are 3 ways to gain acess to a vehicle?

Answer 31

Normal means Window Cutting

Question 32

What are some additional hazards?

Answer 32

Oil Fuel High pressures tires Trunk content

Question 33

Air bags deploy at what speed?

Answer 33

200 mph

Question 34

Electrically operated restraints can last on reserve energy for how long?

Answer 34

30 mins

Question 35

Packaging means?

Answer 35

Wounds have been dressed Fractures splinted Body immobilized

Question 36

Laminated safety glass is made of what?

Answer 36

Two sheets of glass bonded to a sheet of plastic

Question 37

Where is tempered glass is located?

Answer 37

Side windows and back window | Designed to shatter

Question 38

T/f | Always remove the front windshield when possible

Answer 38

False | Supports the structure

Question 39

Where are the following posts? | A B C

Answer 39

A- post front post B- nearest posts from front doors C- last posts