Chapter 7 Rescue & Extrication Flashcards
Rescue
Removal & treatment of vitims from natural elements, strucutal collapse and elevation differences.
Extrication
Removal & Treatment of victims who are trapped by some type or man-made machinery & equipment
Two objectives of search
- Find vivtims ( searching for life)
- Obtaining information about the extent of the fire.
Types of Search
- Primary- rapid but thorough performed before or during fire suppression
- Buddy system, 2 or more, forcible entry tools, search on the fire floor close to the fire and work away.
- Secondary- After fire is under control, conducted by personnel other that the ones who did primary, very thorough
Multistory Building search
(Highest Priority) Most critical area is Fire floor, Floor directly above fire and top
- then intervening floors
- close doors to prevent fire spread
Door Marking system
Chaulk, Crayon, Tape, Door markers, Latch straps over door knob.
/ means being searched, X means search completed
Vitim Removal
Emergency moves, fire or danger of fire in immediate area, explosives or other hazards are involved, impossible to protect accident scence, impossible to gain access to other victims who need immediate care, Victim in cardiac arrest
Lifting improperly is one of the most common causes of injury to rescures
Types of victim removal
- Cradle in arm cary- effective for carrying children or very small adults
- Seat lift carry
- Two or three person lift carry
- Immobilizing a victim who is suspected of having a spinal injury requires 4 rescuers
Inverter
Set up transformer that converts a cehicles 12 or 24 volt DC current into 110 or 220 volt AC current.
When small power is needed
- Advantages, fuel efficency, low or nonexistent noise
- Disadvantages , limited power supply, limited mmobility from vehicle
Generators
Most common power source used (portable or Vechicle mounted)
PTO,Hydraulic, Propane, Gas or Diesel
110 or 220 volts
Portable Lights
Telescoping lights
300 to 1000 watts
500 to 1500 watts
Maintaining power plants & Lighting equipment
Inspect & run once a week, Check Gas & Oil after each use,
wear gloves with quartz bulbs “ hand oil can cause bulbs to explode”
Inspect spark plug, wires and carb weekly, change gas every 3 weeks
Four basic types of powered hydrauulic tools
- Spreaders
- Shears
- Combination spreader/shears
- Extension rams
Spreaders
Pushing or Pulling
- upto 22,000 psi of force at tip
- spread as much as 32”
Shears
- upto 30,000 psi of cutting force
- opening approximately 7”
Extension Rams
Pushing force about 15,000 psi with closing force about half that
- Extend from 36” closed to nearly 63”