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Seismic safety

Terms relating to the constuction of buildings that can withstand earthquakes.

Contributors in Seismic safety

Seismic safety

Column jacketing

Construction; Seismic safety

A method in which a concrete column or beam is covered with a steel or concrete "jacket" in order to strengthen and/or repair the member by confining the concrete.

Flexible component

Construction; Seismic safety

A component, including its attachments, having a fundamental period greater than 0.06 seconds.

Bed joint

Construction; Seismic safety

The horizontal layer of mortar on which a masonry unit is laid.

Beam

Construction; Seismic safety

A structural member whose primary function is to carry loads transverse to its longitudinal axis, usually a horizontal member in a seismic frame system.

Balloon framing

Construction; Seismic safety

Continuous stud framing from sill to roof, with intervening floor joists nailed to studs and supported by a let-in ribbon. (See platform framing.)

Assembly

Construction; Seismic safety

A collection of structural members and/or components connected in a such manner that load applied to any one component will affect the stress conditions of adjacent components.

Cavity wall

Construction; Seismic safety

A masonry wall with an air space between wythes. Wythes are usually joined by wire reinforcement, or steel ties. Also known as a noncomposite wall.

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