Construction Types and Occupancy Classifications

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Fire 73: Construction Types & Occupancy Classifications Fire 73: Fire Prevention Technology Learning Outcomes Following instruction the student shall: Understand fire resistive construction, noncombustible construction, combustible construction, and what constitutes fire-resistance. Identify and describe each of the five construction types and the construction features and fire dangers that are common to each construction type. Chapter 4: Construction Types & Occupancy Classifications 1 Chapter 4: Construction Types & Occupancy Classifications 2 Learning Outcomes Following instruction the student shall: Understanding building use, what determines the occupancy classification per the fire code, and the dangers…show more content…
Structural members (frame) are non-combustible: Concrete Unprotected steel Will not burn, can fail in a fire leading to building collapse. Combustible materials allowed on non-structural: Wall coverings, roof coverings, finish flooring, wood trim. Chapter 4: Construction Types & Occupancy Classifications 15 Chapter 4: Construction Types & Occupancy Classifications 16 Type-II, Noncombustible Construction Type-II Structural members are non-combustible. In fire, contribute little or no fuel. Fire load is the contents. Chapter 4: Construction Types & Occupancy Classifications 17 Chapter 4: Construction Types & Occupancy Classifications 18 Chapter 4 3 Fire 73: Construction Types & Occupancy Classifications Type-II Are the building materials or the building contents the risk? Type-III, Ordinary Chapter 4: Construction Types & Occupancy Classifications 19 Chapter 4: Construction Types & Occupancy Classifications 20 Type-III Commonly called: Ordinary Masonry Limited Combustible Exterior Protected “Main Street” USA Chapter 4: Construction Types & Occupancy Classifications 21 Chapter 4: Construction Types & Occupancy Classifications 22 Type-III Exterior walls are non-combustible. Usually masonry material. 2-hour fire-resistance rating. Type-III Concealed Void Spaces: Primary fire concern are concealed void spaces between the walls, floor, and ceiling.
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