Hoses And Ladders Flashcards
Aerial ladders are normally available in how many feet?
65, 75, 85, 100
Special aerial ladders can be ordered in these lengths? Feet
105, 125, 165
What is the most common type of discharge hose chosen for structural fire extinguishment?
Woven jacket rubber lined
Fire hose
Fire hose generally available in these sizes which are measured by internal diameter:
3/4. 1. 1 1/2. 1 3/4. 2 1/2 3. 3 1/2 4 5 6
Discharge hose is divided into the following categories
Woven jacket, rubber lined
Supply hose
Booster hose
Hose provides its own “water main to the street”
Supply hose
Two types of supply hose
Single jacketed synthetic covered
Double jacketed cotton covered
Operates by sampling the discharge pressure on a pump to maintain a constant flow
Relief valve
Large bore, high volume nozzle which connects to a heavy base and is operated from the ground. Usually is supplied by a minimum of three 2 1/2 inch lines
Ground monitors
Standard aerial truck is available as these 3 types
Midship aerial
Rear mounted aerial
Tractor trailer combo
Modern ladder trucks are built in these configurations
Standard aerial truck ladder
Tower ladder
Aerial articulating platform
Special trucks
Rubber plates which attached to the heel or the heel plate
Shoes
The end of the ladder that is always on the ground. This is also known as the butt or base
Foot
What are the most common sizes for single jacket rubber lined hoses?
1 1/2 - 2 1/2
This truck ladder is also available which has a claimable ladder and a operating basket affixed.
General lengths are 85, 95, 100 feet
Tower ladder
This ladder truck may carry few if any ladders but sport a water tower platform. Having no access by steps their only function is that of a large diameter nozzle with the ability to be moved hydraulically from ground to nearly 100 feet
Special ladders vehicles
This standard aerial truck sports a turntable which is the device on which the actual ladder mounts and swivels 360 degrees of rotation directly behind drivers cab.
Midship aerial
Aerial ladder with turntable on rear available in two or three nontillered varieties and has full inventory of rescue and salvage equipment
Rear mounted aerial
Standard aerial ladder is a combination is a three axle vehicle that due to its length must be tillered.
Tractor trailer
Ladder truck
Cherry picker
Has a 150 foot reach and can drop below ground level for effective rescue. Can carry up to 1000 pounds of personnel equipment
Aerial articulating
