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Summary: An explanation of terms used in the home improvement, building and construction trades for letter B.
Bar bending
The process of bending reinforcing steel into shapes required for reinforced concrete construction.
Bar chair
A rigid device of formed wire, plastic, or concrete, used to support or hold reinforcing bars in proper position during concrete operations.
Bar chart (Gantt chart)
A chart that graphically describes activities on a work-versus-time scale, illustrating planned start and completion dates for the various project activities.
Bar clamp
A carpenter's clamping device consisting of a long bar with adjustable clamping jaws. A bar clamp is used to hold joinery components during gluing.
Bar graph
A graphical representation of simultaneous events charted with reference to time. A bar graph is a simplified method of charting events, such as the processes of building construction. The horizontal axis of the chart is scaled to increments of time; the various events are charted vertically. The duration of the event is charted by a horizontal line or bar beginning at the time the event is scheduled to begin and ending at the time the event is scheduled to be completed. At any point in time, the reader can observe the number of events that are occurring simultaneously.
Bar handle
A horizontal rod used to open a door.
Bar spacing
The distance between parallel reinforcing bars, measured centre to centre.
Bar support (bar chair)
See bar chair
Bar unit
Is a wet bar used to serve drinks, usually includes a sink, taps and cupboards.
Barbed wire (barbwire)
Two or more wires twisted together with intermittent barbs incorporated during manufacture. Used for security and livestock fencing.
Barbwire
See barbed wire.
Bargeboard
A board that hangs from the projecting end of a gable roof, often ornamental.
Barometer
A device that measures atmospheric pressure
Baroque
A style of architecture and decoration developed in the late 17th century and characterized by the elaborate use of scrolls, curves, and other symmetrical ornamentation.
Barracks
A usually simple, unadorned building or group of buildings that provide temporary housing, often for military personnel.
Barrel
A standard cylindrical vessel with a liquid capacity of 31-1/2 gallons. (2) That part of a pipe where the bore and wall thickness remain uniform.
Barrel bolt
A cylindrical bolt mounted on a plate that has a case projecting from its surface to contain and guide the bolt.
Barricade
An obstruction used to deter the passage of persons or vehicles. Any of several devices used to detour or restrict passage.
Barrow
A wheelbarrow.
Basalt
A dark, fine-grained igneous rock of high density widely used for paving aggregate.
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