Chapter 7 Building Construction Flashcards
To cut off the corners of a timber to retard ignition
Chamfer
A building with a skeleton of beams and columns that carry the entire weight of the structure and contents
Wood Framed
Laminated timbers; wood modified from its natural state
Engineered Wood
Planks glued together to form a solid timber
Glued Laminated Timbers
8 inches or more in smallest dimension
Heavy Timber
Floor beams
Joists
Use of solid wood members; not lightweight wood trusses and wooden I-joists
Legacy Construction
Board of layers of wood strands with fairly constant width-to-length ratio
Oriented Strand Board (OSB)
Layers of wood veneer laid in different directions, glued together under pressure
Plywood
Wood that is sawn and planed
Lumber
Lumber left as sawn on 4 sides
Rough Lumber
2x4 or 2x6 wood columns
Studs
Narrow, rough strips nailed to studs for plaster
Wood lath
Types of Wood-Frame buildings
- Post and Frame
- Balloon Frame
- Platform Frame
- Plank and Beam
- Truss Frame
Common vertical means of fire spread in platform frame construction
The open stairwell
In platform construction, how far apart are the studs in the walls?
16”
In Platform construction how far apart are the floor joists
16” to 24”
Cross-bracing between joists keep them upright and help share the load
Bridging
False spaces above built-in kitchen cabinets that provide connection between the wall and joists spaces
Soffits
Typically limit vertical fire movement
Firestops
Typically limit horizontal fire movement
Draftstops
What can wood be impregnated with to slow it’s rate of burning?
Mineral Salt
Joined by metal connectors to transfer loads; act as a single member
Spliced Timbers
Plank-like sections of nominal 2” boards that are glued under pressure
Laminated Timbers
