WELCOME TO OUR Building dictionary : Post to preboring PROJECT
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Summary: Building dicitonary to explain building jargon and terminology from A - Z.
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Building dictionary for the letter P - Page 19
Post
(1) A member used in a vertical position to support a beam or other structural member in a building, or as part of a fence. Most grading rules define a post as having dimensions of where the width is not more than 50mm greater than the thickness. (2) Vertical formwork member used as a brace. Also called a shore, prop, and jack.
Post and lintel construction
Construction that uses posts or columns and a horizontal beam to span an opening, as opposed to construction using arches or vaults.
Post and beam construction
See post and lintel construction.
Post and beam framing
A structural framing system in which beams rest on posts rather than bearing walls.
Post war period
A period of architecture in Australia that ran from 1946 to 1959.
Posttensioned concrete
Concrete that has the reinforcing tendons tensioned after the concrete has set.
Posttensioning
A method of prestressing reinforced concrete in which tendons are tensioned after the concrete has hardened.
Potable water
Water that satisfies the standards of the responsible health authorities as drinking water.
Pouring of concrete
See placement and placing.
Power
The rate of performing work or the rate of transforming, transferring, or consuming energy. Power is usually measured in watts, Btu/hour, or horsepower.
Power consumption
The rate at which power is consumed by a device or unit (such as a building), usually expressed in kilowatt-hours, Btu/hour, or horsepower-hours.
Power drill
An electric-powered, hand-held drill, activated by pressing a trigger-like switch.
Power float
See rotary float
Power of attorney
An authorization to act as an agent for another party.
Power panel board
A panel board used for circuits supplying motors and other heavy power-consuming devices, as opposed to a panel board used for lighting circuits.
Power sander
An electric-powered hand tool used for smoothing and/or polishing.
Power shovel
A self-propelled, power-operated machine used to excavate and/or load soils or debris.
Power transformer
A device in an alternating-current electrical system that transfers electric energy between circuits, usually changing the voltage in the process.
Power trowel
See mechanical trowel
Preboring
(1) Drilling a pilot hole. (2) Boring a hole, for a bearing pile, through a hard stratum that would damage the pile if driven.
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