Fine sand with particles smaller than 0.002 inches (0.05 mm) and larger than 0.00008 inches (0.002 mm).

A more or less horizontal window located on the roof of a building. A roof opening that is covered with a watertight transparent cover.

Fiberglass or foam insulation installed between the foundation wall and sill (wood) plate. Designed to seal any cracks or gaps.

An investigation and testing of the surface and subsoil of the site to record information needed to design the foundation and the structure.

A roofing membrane composed of a sheet of water-proof material secured to the roof deck.

A drawing of a construction site, showing the location of the building, contours of the land, and other features.

Bottom horizontal member of an exterior wall frame which rests on top a foundation, sometimes called mudsill. Also sole plate, bottom member of an interior wall frame.

A process that fuses iron-ore dust with coke and fluxes into a clinker.

Concrete poured and cured in its final position.

A window with one vertically sliding sash or window vent.

Flat (although sometimes ribbed on the underside) reinforced concrete element of a building that provides the base for the floor or roofing materials.

Concrete cement that sometimes covers the vertical face of the foundation void material. A molten mass composed of fluxes and impurities removed from iron ore in the furnace.

- A rectangular door without hinges or frame.

Concrete pavement, i.e. driveways, garages, and basement floors.

A concrete slab poured and hardened directly on the surface of the earth.

A type of foundation with a concrete floor which is placed directly on the soil. The edge of the slab is usually thicker and acts as the footing for the walls.

A form designed to move upward as concrete is poured in it.

Pipe installed under the concrete driveway or sidewalk, and that will be used later to run sprinkler pipe or low voltage wire.

Usually, a wood member embedded in concrete, as in a floor, that serves to support and to fasten the subfloor or flooring.

The process of adding water to quicklime, hydrating it and forming lime putty.