lutions | 2026 Update
1. Load bearing wall A wall which supports any vertical load in a building as well as its own weight.
2. Column Vertical structural member to support horizontal members and transmit load to
bearing material at column base
3. Stud A vertical wood or metal framing member to which horizontal boards or laths are
nailed as supporting elements in walls and partitions
4. bearing wall A structural system in which the floor and roof loads are carried directly by the
exterior walls rather than by a structural framing system
5. hip Roof whose four sides slope to a common point or to a ridge, has no gable ends
6. Joist Any of the parallel beams that support the subfloor or the ceiling
7. Vapor Barrier Material used to retard the passage of vapor or moisture into walls and floors, thus
preventing condensation
8. Perimeter Total distance around the outside of a building
9. BTU(British ther- Unit for measuring heat, a single unit represents the heat necessary to raise the
mal Unit) temperature of one pound of water 1-degree Fahrenheit
10. Footing Projecting course at the base of a foundation wall which ties the foundation into
the ground to prevent lateral shifting and settling, distributes the superstructure
load over a greater area
11. Live Load Any moving variabble load applied to a stucture expressed in pounds per square
foot of floor and roof areas for various types of building occupancy, ex. weight of
people, merchandise, snow load/pressure on a roof
12. Header Piece of wood, stone or steel placed horizontally across the top of door and window
openings to support the walls above the opening
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lutions | 2026 Update
13. Joist One of a series of small parallel beams laid on edge and used to support floor and
celling loads, and usually supported in turn by larger beams and girders
14. Gambrel Roof A ridged roof, with sides having two pitches or slopes
15. Hip Roof
16. Gable Roof
17. Flat Roof
18. Mansard Roof
19. Single Pitch Roof
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