Building Construction Types (IDPX/PRAC) Flashcards
Type I & II
Complete of noncombustible materials
Highest level of fire resistance
What are Type I & II typcially constructed with?
Steel and concrete
What type of buildings are Type I & II used?
- High-rise buildings
- Group I
- Office buildings mid-rise (Type I B)
- Schools
- Group R (Type I B)
What materials are noncombustible?
Steel, masonary, and concrete
What materials are combustible?
Timber
Type III
Mixture of noncombustible and combustible materials
What is Type II constructed with?
- Exterior is masonary or steel
- Interior is timber
What type of buildings are Type III used?
- Small-Medium office buildings
- Small-Medium retail
- Older warehouse buildings
Type IV
Composed of HEAVY timber
What type of buildings are Type IV used?
- Historical buildings
Type V
All combustible material
Least fire resistive
What type of buildings are Type V used?
- Small buidlings
- Residiental houses
- Small dental office
- Convenience stores
What are the two primary purposes for fire-resistive construction?
- Protect the building
- Seperation of spaces to prevent spread of smoke or fire within the buidling and between buildings
Core Drill
Small holes (2”-4”) cut into concrete
Core wall
Wall around elevators, toilets, stairway shafts and mechancial rooms in high rise buildings
Cripple Stud
Small stud ABOVE the door or window opening
Decking
Steel sheet ribbed or fluted used to cast concrete in place for construction floors
Header
Frame ABOVE window, door or floor openings
Lintel beam
Vertical support across the opening of a door or window
Similar to headers
Purlin
Timber laid horizontally
Used for structural support, often below the roof
Trimmer stud
Vertical support used to suppport the header
Top plate
Horizontal TOP framing memeber of the stud wall
Double top plate
Second layer applied to the top plate
Sole plate
Bottom plate
Horizontal BOTTOM framing member that serves as the base for the studs
King stud
Vertical support next to the trimmer stud
