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Constructaquote Glossary of Terms - W


Glossary home

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

waffle floor

a concrete floor slab with deep, square recesses in the soffit - the recesses lighten the slab by removing concrete, which adds no strength.

wainscot

the lower part of the walls of a room, especially when finished in a material different from the upper part.

walers

Timber or steel horizontal restraining beams - used in concreting operations or for shoring earthworks.

warping

distortion of a piece of lumber such that it is not straight, or does not have a true plane surface.

warranty

an assurance that, at the risk of voiding the original contract, all statements and claims made in writing by the seller to the buyer are in fact, as stated.

waste stack

in plumbing, a vertical waste pipe.

water table

The surface of the water-saturated part of the ground, usually following approximately the contours of the overlying land surface.

waybeam

a timber or steel beam parallel with and under each rail where a bridge is being repaired.

weather bar

a shaped strip of metal, plastic or rubber fixed along a sill or joints to exclude rain and draughts from the bottom of a door or window.

weather stripping

sealing the spaces around doors and windows by attaching a strip to the frame of a door or window to prevent or minimize passage of air or water.

weep holes

the holes through the bottom of a retaining wall to drain water from behind the wall and thereby prevent the build-up of hydrostatic pressure.

welding

the jointing of metals by applying sufficient heat to melt and fuse two pieces together - in construction the metals most often welded are steel & aluminium.

wet rot

wet rot is caused mainly by coniophora puteana, the cellar fungus, which occurs more frequently, but is less serious, than dry rot - decay of timber due to wet rot is confined to timber that is in damp situations such as cellars, ground floors without damp-proof courses and roofs - the rot causes darkening and longitudinal cracking of the timber.

winch

a hand operated winding drum or a small engine-driven haulage or hoist.

wind beam

a beam inserted into structure solely to resist wind force.

wood fibre plaster

a gypsum plaster containing fine particles of wood fibre resulting in a lighter weight plaster with increased fire resistance.

working drawings

a complete set of drawings for a construction project, which provide all information necessary for construction. The working drawings are a part of the Contract Documents.

working shaft

a shaft sunk to excavate a sewer or other tunnel and filled in after the construction process is complete.

works

the contractors’ obligation to construct is referred to as the works.

wrought iron

a pure form of iron having a low carbon content and a fibrous microstructure - used for decorative work.