Question | Answer |
What are the 2 types of fire hoses? | Suction and discharge |
What are the 2 types of suction hoses and what are they used for? | Hard suction hose is used for drafting. Soft suction hose is used only to connect to a hydrant. |
What is the standard length of woven-jacket, rubber-lined discharge hose? | 50 Feet. |
What are the two common diameters of single jacket discharge hose? | 1-1/2 inch, and 2-1/2 inch |
What are the two common diameters of double jacket discharge hose? | 1-3/4 inch, and 2-1/2 inch |
Define master stream appliance. | Any nozzle designed for 500 GPM and over. |
What is booster hose used for? | Supply low gallon output water. |
What are the two common sizes for booster hose? | 3/4 and 1 inch |
What does NFPA stand for? | National Fire Protection Agency |
What is the modern light-weight hose coupling? | Pyrolite |
What term describes the condition that occurs when a nozzle or valve is abruptly closed? | Water hammer |
What is needed to move water through 2,000 or more feet of hose? | Relay pumping |
List the 4 factors that affect pumping. | 1. Diameter of hose
2. Length of hose
3. Elevation of discharge
4. Type of appliance |
What are the lengths of ground ladders, and the lengths of aerial ladders? | Ground ladders are 10-65'. Aerial ladders are 55-160'. |
List the 5 types of ground ladder. | 1. Attic ladder (10')
2. Baby extension ladder (10-14')
3. Straight ladder (12-30')
4. Roof ladder
5. Extension ladder (24-55') |
What is the most common size extension ladder? | 35' |
What is the correct ladder placement angle? | 70 Degrees. |