Fire Service Roof Types

Demonstrate the appropriate use of the ladder.

Fire service roof types. Combustible products used for built up roof materials insulation foam asphalt water proofing felt paper rubber may be highly flammable and can lead to a separate fire above and below the roof. In determining the best approach for extinguishing a fire firefighters refer to five types of building construction that define building construction for the fire service. Ladders are very important in fire service rescue work. Describe the types of the ladder.

Metal roofing can be made from copper zinc and steel as well as various alloys and comes in a variety of finishes colors and designs. To identify if a building is of an older style. Describe the types and specifications of extension ladders. Fire ratings for roofs are classified as either class a class b class c or are unrated if a roof covering cannot meet the requirements for any of these classifications.

Type i type ii type iii type iv and type v. Describe proper care and maintenance of the ladder. When we talk about roof ventilation we often focus on the cut itself. If you have one of these roofing types you might want to look into replacing the roofing material for a more fire resistant option.

Class a is the highest rating offering the highest resistance to fire and unrated is the worst. After completion of fire ladders lesson you will be able to. Each of these construction types is discussed in detail below. As many people know wood is fuel for a fire despite the fact that it is a valuable and reliable roofing material.

Metal roofing is non combustible and offers class a protection in combination with a fire resistant underlayment. Generally most fiberglass based shingles will have class a fire ratings while their organic counterparts such as treated wood shingles will have class c ratings. It s lightweight won t corrode and requires little maintenance. The most common types of roof systems in a commercial setting of type 3 construction include parallel cord truss and panelized roof systems.

However there are many other critical steps that we need to master in order to make roof ventilation an efficient process. This flashcard style drill challenges firefighters to identify different types of roof construction and the hazards associated with each type.