Frequently used building terms

glossary Frequently used building terms
1. BOTTOM PLATE (or Sole Plate) - the horizontal member placed on the sub-flooring upon which the wall studs are fastened.
2. BRIDGING - wood or metal members that are installed usually in a diagonal position, between the floor joist for the purpose of bracing the joists against spreading and warping.
3. CEILING JOIST - a heavy piece of horizontal timber to which the ceiling is installed.
4. CORNER STUDS - two 2×4 nailed together to reinforce the corners of a frame structure.
5. CRAWL SPACE - an accessible space below the first floor which is less than a full story high.
6. CRIPPLE STUDS - studding cut short to be used over and under a door or window opening.
7. DOOR JAM B - the sides and top of an opening used in the framing of a doorway or window.
8. DOWNSPOUT PERIMETER DRAIN - pipe which drains water from gutters.
9. FASCIA (or Gutter Board) - a board nailed to the ends of the rafters, that gives the gutter physical support.
10. FINISH ROOF - the material applied to the roof sheathing to make it weatherproof.
11. FLOOR BEAM - gives physical support to floor joists. Usually located in center of cellar.
12. FLOOR JOIST - a heavy piece of horizontal timber to which the boards of a floor are nailed.
13. FOOTER DRAIN TILE - pipe which drains away ground water from around the foundation of a building.
14. FOOTING - that portion of a foundation of a structure which spreads and transmits loads directly to the soil.
15. FOUNDATION WALL - construction, primarily below grade, which provides support for exterior walls, or other structural parts of a building.
16. FRAMING STUDS - the various vertical supporting parts of a wall assembled together into a skeleton form.
17. GUTTERS - a trough attached to the edge of a roof to collect and conduct water from rain or melting snow.
18. HEADER - horizontal structural member that supports the load over an opening, such as a door or window.
19. INTERIOR FINISH - the surface finish of an interior wall or ceiling and includes finish which is integral with the wall or ceiling material.
20. JACK STUD - gives direct support to headers (nailed to framing studs and header).
21. RAFTER - one of a series of structural members of a roof designed to support roof loads.
22. ROOF SHEATHING - boards, plywood or composite board, which are nailed on roof rafters and over which shingles or other roof covering is fastened.
23. SIDING - the finish covering of the outside walls of a frame building.
24. SILL PLATE - the lowest wooden part of a structure, placed directly on the foundation.
25. SOFFIT - the underside surface of a roof overhang.
26. SUB-FLOOR - board or plywood laid directly on the joist, the finish flooring is laid over the sub-flooring.
27. TOP PLATE - two 2×4 placed on top of the framing studs.
28. WALL SHEATING - wide boards, plywood, composite board etc., nailed to studding.
29. WATERPROOFING - making walls impervious to water, or dampness by mixing a compound with mortar, or by applying a mortar pargeting and a waterproof membrane to the surface of the wall.
30. WINDOW CASING - the trim around a window either outside or inside.

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