Types Of Roof Construction Firefighting

Type i type ii type iii type iv and type v.

Types of roof construction firefighting.

A series of building photos. 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. More flashcard drills are featured this week this set covering roof construction types and methods. The most common types of roof systems in a commercial setting of type 3 construction include parallel cord truss and panelized roof systems.

First arabic number exterior bearing walls. In this type of. Second arabic number columns beams girders trusses and arches supporting bearing walls columns or loads from more than one floor. Metal framing members metal cladding or concrete block construction of the walls with metal deck roofs supported by unprotected open web joists are the most common forms of type ii construction.

Each of these construction types is discussed in detail below. Third arabic number floors. Type ii iia and iib. Type i ia and ib the most stringent of building types when it comes to fire resistance rating requirements a type i building including its roof must be composed of noncombustible materials like concrete and steel.