1. Construction Types
Chapter 3

2. Identifies combustibility of building structure, non-structural skin, and interior elements
Some construction types restrict material usage more than others
Code lists minimum construction type required for specific types of occupancy
In conjunction with occupancy classification, determines a buildings’ maximum height and floor area
Construction types

3. Key terms Building Height Combustible Fire Resistive Floor Area
Limited Combustible
Non Combustible
Protected
Story Height
Unprotected
Key terms

4. Elements of Construction

5. Comparing the Codes

6. Combustibility: Definitions
Noncombustible materials – will not ignite, burn, or release flammable vapors when subject to fire.
Combustible materials – are materials that will continue to burn when the flame source is removed.
Fire-resistant materials – once treated will delay the spread of fire by a designated time period and can prevent or retard the passage of heat, hot gasses, and flames.
Combustibility: Definitions

7. Types I – Noncombustible: concrete or masonry bearing w/2 hour protection of structure
Type II – Noncombustible: generally concrete or masonry bearing w/1 hour protection of structure
Type III – Combustible – Mix of Combustible and Combustible: exterior is masonry bearing, interior is wood
Type IV - Mill or Heavy Timber
Type V – Combustible: residential stick or balloon framing

8. Guess the construction type

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22. CONSTRUCTION TYPES AND BUILDING SIZES
Mixed Construction Types
Party wall
Fire separation wall
Occupancy Requirements
Construction types limit occupancy types
Evacuation time
Assembly, Hazardous, and Institutional are the strictest
Jurisdictions often require both ICC and LSC
CONSTRUCTION TYPES AND BUILDING SIZES

23. Fire Separation walls

24. Allowable hieghts and building areas

25. Allowable hieghts and building areas

26. Other Height and Area Limitations
Number of Occupants
Location of building
Access to site
Sprinklers
Fire Walls
Hazardous
Single Stories
Mezzanines
Basements
Other Height and Area Limitations

27. Shafts

28. Continuity of fire barrier

29. Mezzanines

30. Atria

31. What about renovations after a fire?

32. Construction details

33. Construction details

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40. Construction details