A column of masonry, usually rectangular in horizontal cross section, used to support other structural members. Also see Caisson. A column designed to support a load.

1/19/21 1/19/21

Pig

An ingot of cast iron.

1/19/21 1/19/21

Physical Properties

The properties associated with the physical characteristics of a material, such as thermal expansion and density.

1/19/21 1/19/21

Pile

A wood, steel, or concrete column usually driven into the soil to be used to carry a vertical load.

1/19/21 1/19/21

Pile Cap

A concrete slab or beam that covers the head of several piles, tying them together.

1/19/21 1/19/21

Pigment

A powdered solid used in paint or enamel to give it a color.

1/19/21 1/19/21

Pilot light

A small, continuous flame (in a hot water heater, boiler, or furnace) that ignites gas or oil burners when needed.

1/19/21 1/19/21

Pit, Elevator

The part of the hoistway that extends below the floor of the lowest landing to the floor at the bottom of the hoistway.

1/19/21 1/19/21

Pillar

Column supporting a structure.

1/19/21 1/19/21

PITI

Principal, interest, taxes and insurance (the four major components of monthly housing payments).

1/19/21 1/19/21

Pitch

The incline slope of a roof or the ratio of the total rise to the total width of a house, i.e., a 6-foot rise and 24-foot width is a one-fourth pitch roof. Roof slope is expressed in the inches of rise, per foot of horizontal run. (1) The slope of a roof or other plane surface.(2) Related to carpets, the number of tufts in a 27-inch width of carpet.