Lintel

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Lintel

A lintel or header is a horizontal beam

Beam (structure)

A beam is a List of structural elements that is capable of withstanding Structural load primarily by resisting bending. The bending force induced into the material of the beam as a result of the external loads, own weight and external reactions to these loads is called a bending moment....
used in the construction of building

Building

In architecture, construction, engineering and Real estate developer the word building may refer to one of the following:# Any man-made structure used or intended for supporting or sheltering any use or continuous occupancy, or...
s, and is a major architectural contribution of ancient Greece. It usually supports the masonry

Masonry

Masonry is the building of structures from individual units laid in and bound together by mortar , and the term "masonry" can also refer to the units themselves....
above a window

Window

File:OldShipWindows.jpgA window is an opening in a wall that allows the passage of light and, if not closed or sealed, air and sound. Windows are usually glazed or covered in some other transparency or translucent material....
or door

Door

A door is a moveable barrier used to cover an opening. Doors are used widely and are found in walls or partitions of a building or space, furniture such as cupboards, cage s, vehicles, and containers....
opening. (Also sometimes spelled 'lintol', 'lintil',' lyntil'.)

Lintels may be made of wood

Wood

Wood is an organic material; in the strict sense wood is produced as secondary xylem in the stems of woody plants, notably trees but also shrubs, etc....
, stone

Rock (geology)

In geology, rock is a naturally occurring solid aggregate of minerals and/or mineraloids.The Earth's outer solid layer, the lithosphere, is made of rock....
, steel

Steel

Steel is an alloy consisting mostly of iron, with a carbon content between 0.2% and 2.14% by weight , depending on grade. Carbon is the most cost-effective alloying material for iron, but various other alloying elements are used such as manganese, chromium, vanadium, and tungsten....
or reinforced

Reinforced concrete

Reinforced concrete is concrete in which steel reinforcement bars or fibers have been incorporated to strengthen a material that would otherwise be brittle....
or prestressed concrete

Prestressed concrete

Prestressed concrete is a method for overcoming the concrete's natural weakness in tension . It can be used to produce beam s, floors or bridges with a longer Span than is practical with ordinary reinforced concrete....
.

For example, at Stonehenge

Stonehenge

Stonehenge is a prehistoric monument located in the England county of Wiltshire, about west of Amesbury and north of Salisbury. One of the most famous sites in the world, Stonehenge is composed of Earthworks surrounding a circular setting of large standing stones and sits at the centre of the densest complex of Neolithic and Bronze Age mon...
, stone lintels top off some of the megaliths.

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Encyclopedia

A lintel or header is a horizontal beam

Beam (structure)

Building

Masonry

Masonry is the building of structures from individual units laid in and bound together by mortar , and the term "masonry" can also refer to the units themselves....
above a window

Window

Door

Wood

Wood is an organic material; in the strict sense wood is produced as secondary xylem in the stems of woody plants, notably trees but also shrubs, etc....
, stone

Rock (geology)

In geology, rock is a naturally occurring solid aggregate of minerals and/or mineraloids.The Earth's outer solid layer, the lithosphere, is made of rock....
, steel

Steel

Reinforced concrete

Reinforced concrete is concrete in which steel reinforcement bars or fibers have been incorporated to strengthen a material that would otherwise be brittle....
or prestressed concrete

Prestressed concrete

Stonehenge

Fireplace

A fireplace is an architecture structure to contain a fire for heating and, especially historically, for cooking. A fire is contained in a Firebox or firepit; a chimney or other flue directs gas and particulate exhaust to escape....
s where one will span the opening of the firebox. In this use they are most often steel, either straight for a square opening or arched for a more decorative effect.

Lintel

See also