Seismic safety

Seismic safety

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

Industry: Construction

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Seismic safety

basic safety objective (BSO)

Construction; Seismic safety

A Rehabilitation Objective in which the Life Safety Performance Level is reached for the BSE-1 demand and the Collpase Prevention Performance Level is reached for the BSE-2.

basic safety earthquake-2 (BSE-2)

Construction; Seismic safety

The ground shaking at a site for an MCE.

basic safety earthquake-1 (BSE-1)

Construction; Seismic safety

The lesser of the ground shaking at a site for a 10%/50 year earthquake or two-thirds of the Maximum Considered Earthquake (MCE) at the site.

boundary component

Construction; Seismic safety

A member at the perimeter (edge or opening) of a shear wall or horizontal diaphragm that provides tensile and/or compressive strength.

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.