Chapter 9 Salvage Flashcards
In a multistory building, water can be expected to flow in what directions?
Horizontally and downward
How much water can a three-cubic-foot bag of sawdust absorb
30 gallons
Where should salvage operations begin?
Where the greatest loss is expected
Normally, what items are of the most value to those who have suffered a fire in their home?
family pictures and momentos
What are the two main objectives of salvage operations?
protection and water removal
What are the two most common methods of removing water from a structure?
Eliminating the source of the water and dewatering operations
If a ceiling is wet from water, what area will be weakest and most likely to fail?
the center portion
When should floor runners be used?
As close to fire attack operations as possible
What are two disadvantages of salvage covers?
Salvage covers need to be removed before leaving an incident, and large areas need multiple covers, which can be time-and resource-intensive
Where should a grouping of furnishings be placed in a room?
The periphery of the room if the ceilings my collapse
Direct loss is what?
Damage caused by fire, heat, and the byproducts of combustion
What is indirect loss?
Damage caused by the operations used to control the fire
Describe a floor runner
6’x18’ in size, constructed from water-proof cotton duck. Used to protect floors and coverings–usually near entrances
What are wedges constructed of?
Pine 3-4 inches long, 1.5 inches high
In residential dwellings, what are the items of most value?
- Appliances
- Furniture
- Art
- Personal pictures
- Clothing
In commercial -industrial occupancies, in order of priority, what are the contents of value?
- Business records–most important accounts receivable
- Machinery and finished products
- unfinished products and raw material
Most salvage operations (catch basins, channeling, runners..) are limited by what? (3)
Available material
initiative
resourcefulness
A 1 1/2 inch line delivering 100 gpm adds how much weight per minute?
835 lbs
A 2 1/2 inch line delivering 325 gpm adds how much weight per minute?
3000 lbs
How much weight of water does a master stream add per minute?
2-4 tons
If channeling water into an elevator is unavoidable, what must you consider?
- -Electrical equipment in or near the bottom of the shaft
- -ensure water doesnt run down wall into floors below
- -it will put the elevator out of service
- -elevator car must be above the landing where water is being removed
