| The reinforcing bars that lie close to the bottom of a reinforced concrete beam or slab.
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| The lowest horizontal member supporting a building or structure.
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| The bottom member in a truss.
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| The lowest water or waste point in a trap.
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| 1. The last line on a financial report which shows the profit or loss. 2. The most important factor or statement.
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| A flexible pair of plates joined by a pin to allow swinging of a door or gate installed at the bottom.
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| In wood stud framing construction, the bottom continuous horizontal member that supports the studs.
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| A large stone worn smooth by erosion; a rock which is too heavy to be lifted readily by hand.
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| Spray rebound similar to blow-back.
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| A separating line that indicates or fixes a limit or extent.
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| Portions along wall and diaphragm edges strengthened by longitudinal and transverse reinforcement; boundary elements do not necessarily require an increase in the thickness of the wall or diaphragm.
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| A survey of the property lines of a piece of land.
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| Thin-walled tube of elastic metal flattened and bent into circular shape which tends to straighten as pressure inside is increased; used in pressure gauges.
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| A small fashionable store or a small specialty shop within a larger store.
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| A finishing trowel with a slight curve for crowning the final application of gypsum board joint treatment.
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| A bay window with a curved front.
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| The distortion of lumber in which there is a deviation, in a direction perpendicular to the flat face, from a straight line from end-to-end of the piece.
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| The oval part of a toilet which receives the waste and fills with water after flushing the toilet tank.
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| A beam of metal, concrete, or plywood which, in cross section, resembles a closed rectangular box.
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| The temporary wooden structure which holds wet concrete in place for the final curing of a rectangular-shaped, reinforced concrete drainage system.
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| Iron or steel rods that are embedded in the wet concrete of a rectangular-shaped drainage system to give additional strength.
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| A concrete drainage structure rectangular shaped, reinforced and cast in place or made of precast sections.
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| A specially designed hand tool for shear-cutting electrical outlet holes in gypsum board.
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| A framing system that is made up of bearing walls with lateral forces being resisted by shear walls and diaphragms.
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| A type of end wrench in which the gripping end surrounds the nut or bolt head.
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| A box which contains the circuit breakers, connects to the service wires, and delivers current to the various outlets throughout a building or structure.
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| A metal electrical rough-in box fed by conduits in or under the floor to provide for a floor outlet.
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| Electrical rough-in box constructed of metal or hard plastic, to provide for two or more outlets or switches.
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| A metal or hard plastic electrical rough-in box usually square or octagonal housing only wire or cable connections.
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| An electrical box for the joining of electrical wires, constructed of hard plastic and nailed in place.
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