Lintel (Cap)

Definition

A horizontal structural member spanning an opening, and supporting a wall load.

Purpose

Lintels are used to support the weight of the wall above openings such as doors, windows, and arches. They distribute the load to the adjacent wall sections, ensuring the stability and integrity of the structure.

Examples of Use

• Doorways: Supporting the wall load above door openings in residential and commercial buildings.
• Windows: Providing structural support above window openings.
• Arches: Used in masonry construction to support the load above archways.

Related Terms

• Beam: A horizontal structural member that supports loads over a span.
• Header: A beam or lintel placed over an opening to support the load from above.
• Masonry: Construction using individual units, such as bricks or stones, often held together with mortar.

Notes

• Lintels can be made from various materials, including steel, wood, concrete, and stone.
• Proper sizing and installation of lintels are crucial to ensure they can bear the required load.
• Regular inspection can help identify any issues with lintels, such as cracking or sagging, which may compromise structural safety.