1/19/21 1/19/21

Level Payment Mortgage

A mortgage with identical monthly payments over the life of the loan.

1/19/21 1/19/21

Leech field

A method used to treat/dispose of sewage in rural areas not accessible to a municipal sewer system. Sewage is permitted to be filtered and eventually discharged into a section of the lot called a leech field.

1/19/21 1/19/21

Let-in brace

- Nominal 1 inch-thick boards applied into notched studs diagonally. Also, an "L" shaped, long (@ 10') metal strap that are installed by the framer at the rough stage to give support to an exterior wall or wall corner.

1/19/21 1/19/21

Level-

True horizontal. Also a tool used to determine level.

1/19/21 1/19/21

Lift-Slab Construction

A method of building site-cast concrete buildings by casting all the floor and roof slabs in a stack on the ground and lifting them up the columns with a series of jacks and welding them in place.

1/19/21 1/19/21

Life Cycle Thinking

An informal thought process for considering all of a product’s impacts from cradle to grave https://healthymaterialslab.org/tool-guides/hml-resources

1/19/21 1/19/21

Lien

An encumbrance that usually makes real or personal property the security for payment of a debt or discharge of an obligation.

1/19/21 1/19/21

Leveling Plate

A steel plate set in grout on top of a concrete foundation to create a level bearing surface for the base of a steel column.

1/19/21 1/19/21

Life-Cycle Costing

Selection of the most economical material and systems based on initial costs, maintenance costs and operating costs for the life of the building.

1/19/21 1/19/21

Light

Space in a window sash for a single pane of glass. Also, a pane of glass. A pane of glass.

1/19/21 1/19/21

Lightweight Steel Framing

Structural steel framing members made from cold-rolled lightweight sheet steel.

1/19/21 1/19/21

Light-Gauge Steel Structural Members

Load-bearing members formed from light-gauge steel rolled into structural shapes.

1/19/21 1/19/21

Limit switch

A safety control that automatically shuts off a furnace if it gets too hot. Most also control blower cycles.

1/19/21 1/19/21

Lineal foot

- A unit of measure for lumber equal to 1 inch thick by 12 inches wide by 12 inches long. Examples: 1" x 12" x 16' = 16 board feet, 2" x 12" x 16' = 32 board feet.

1/19/21 1/19/21

Lighting Fixture

See luminaire.

1/19/21 1/19/21

Lighting Outlet

An electrical outlet to which a light fixture is connected.

1/19/21 1/19/21

Lime

A white to gray powder produced by burning limestone, marble, coral, or shells.

1/19/21 1/19/21

Limiting Height

Maximum height for design and construction of a partition or wall without exceeding the structural capacity or allowable deflection under given design loads.

1/19/21 1/19/21

Lignin

An amorphous substance that penetrates and surrounds the cellulose strands in wood, binding them together.