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Most modern American fire apparatus use some sort of variation of the Mattydale lay. [3] [4] [5] There are several different types of "hose loads" in use, which is the way the hose is folded in the lay: Accordion load – The hose is loaded so that when it is flat, it is standing on end. The finished load resembles an accordion.
Mattydale lay, the first "cross lay", a way of storing hose on a fire engine popular in the United States Topics referred to by the same term This disambiguation page lists articles associated with the title Mattydale .
Triple lay ("triple fold", "triple load") A method of loading preconnected attack line into a hose bed or crosslay, often facilitating rapid hose deployment in a pre-flaked configuration. Turnout gear The protective clothing worn by firefighters, made of a fire-resistant material such as Nomex or Aramid, and designed to shield against extreme heat.
Cross-lay hose beds in the main body offer convenient access to fire hoses that can be used for structural fires or to draw water from a hydrant or natural source such as a river or pond. [3] On the underside of the P-19R there are nozzles that can discharge 56 liters of water and foam to extinguish a fire or fuel spill underneath the vehicle.
It retains its round cross-section when it is not under pressure and is usually carried on a reel on the fire pumper, rather than being stored flat. Booster hose comes in 0.75 and 1.0 in (19 and 25 mm) nominal inside diameters and is designed to operate at pressures up to 800 psi (5,520 kPa). The standard length is 100 ft (30.48 m). [13]
Commonly called a cross lay, the technique allows for rapid deployment of attack lines from either side of the apparatus. Means of egress: The way out of a building during an emergency; may be by door, window, hallway, or exterior fire escape; local building codes will often dictate the size. location and type according to the number of ...
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