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Summary: An explanation of terms used in the home improvement, building and construction trades for letter B.
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Building dictionary for the letter B - Page 7
Benzene
A flammable liquid used in dyes and as a solvent and cleaning fluid.
Berm
(1) An artificially placed continuous ridge or bank of earth, usually along a roadside. (2) A ridge or bank of earth placed against a masonry wall. (3) A ledge or strip of earth placed so as to support pipes or beams. (4) Earthen dikes or embankments constructed to retain water on land that will be flood-irrigated. (5) Earthen or paved dike-like embankments for diverting runoff water. (6) A raised wall enclosing a liquid waste storage or spill area.
Berth
A docking facility where a vessel can tie up and load or discharge cargo, fuel, etc.
Bevel
(1) Any angle (except a right angle) or inclination of any line or surface that joins another. (2)An adjustable instrument used for determining, measuring, or reproducing angles. (3) In welding, preparation on the edges to be welded.
Bevel cut
Any cut made at an angle other than a right angle.
Bevel joint
A carpentry joint in which two timber pieces meet at any angle except a right angle.
Bevel protractor
A graduated semicircular drafting device incorporating an adjustable pivoted arm and used for measuring and plotting angles.
Bevel square
A tool similar to a try square except that it has an adjustable blade that can be set at any angle.
Beveled edge
(1) A vertical front edge on a door, cut so as to have a slope of 1/8" in 2" from a plane perpendicular to the face of the door. (2) The factory-applied angle on the edge of gypsum board which creates a "vee" grooved joint when two pieces are installed together. (3) A chamfer strip incorporated into concrete forms for columns or beams so as to eliminate sharp corners on the finished product.
Bibcock
(1) Any tap or stopcock that has its nozzle directed downward. (2) Any tap supplied by a horizontal pipe.
Bid
See tender
Bid price
See tender price.
Bifolding door
A door that has two leaves, each consisting of two panels hinged together so that they fold on each other when the door is opened. One free edge of each leaf, or pair of panels, is hinged at a door jamb; the other edge is supported from and guided by an overhead track.
Bill of materials
See quantity survey.
Billet
A steel bar forged or rolled from an iron ingot.
Billiard room
A room used for playing billiards, pool or snooker, usually equipped with a purpose made table and associated equipment.
Bin
A storage container, usually for loose materials such as sand or crushed rock.
Binder
(1) Almost any cementing material, either hydrated cement or a product of cement or lime and reactive siliceous materials. The kinds of cement and the curing conditions determine the general type of binder formed. (2) Any material, such as asphalt or resin, that forms the matrix of concretes, mortars, and sanded grouts. (3) That ingredient of an adhesive composition which is principally responsible for the adhesive properties that actually hold the two bodies together. (4) In paint, that nonvolatile ingredient, such as oil, varnish, protein, or size, which serves to hold the pigment particles together in a coherent film. (5)A stirrup or other similar contrivance, usually of small-diameter rod, which functions to hold together the main steel in a reinforced concrete beam or column.
Binding agent
See binder (4).
Birch
A strong, fine-grained hardtimber commonly used in veneer, furniture, flooring, and turned timber products.
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