relieving arches

relieving arches

Arches which are built at the back of a retaining wall with their axes perpendicular to the wall, in order to relieve the structure from a portion of the lateral thrust, and to increase the resistance to overturning by the additional weight of masonry and its superposed earth load.

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Part of Speech: noun
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Industry/Domain: Construction
Category: Bridge
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Related terms

relieving arch

History; Medieval

Often rough, placed in the wall over an opening to relieve it of superincumbent weight.

relieving arch

Building materials; Stone

One built over a lintel, flat arch, or smaller arch to divert loads, thus relieving the lower member from excessive loading. Also known as a discharging or safety arch.

relieving arch

Construction; Masonry

An arch designed to take the weight of masonry above it off another arch or lintel.

relieving

Language; Dictionaries

Serving or tending to relieve.

cellular construction

Construction; Bridge

In early 20th century American suspension bridges, the method of constructing towers from relatively small welded steel box units.

beam bridge

Construction; Bridge

A bridge built of beams, either classified as a short-span or long-span beam bridge, which is supported on beams whose ends rest on piers or abutments.