arch ring

arch ring

[′ärch ‚riŋ]
(civil engineering)
A curved member that provides the main support of an arched structure.

arch ring

In an arched structure, the curved member that sustains the principal load.
References in periodicals archive ?
The concrete double-curvature arch dam with parabola horizontal arch ring, situated in southwestern China, has 78 m height and 224.68 m arch length of dam crest.
Regarding the situation with R equal to 1.0, namely, the upper and lower abutments with the same mechanical properties, cracking first takes place at the upstream ends of the lower arch rings, and then the upstream part of dam bottom suffers from cracking as a result of the weakened arch action attributed to the arch ring cracking.
SaVe: PS14 |Red Lever Red Lever |Arch Ring Arch Ring Binder, Binder, Asda.
"RIDOT plans to demolish the northernmost arch ring for the full length of the bridge first," says Pavia, whose job is to keep the project moving between engineering and construction.
The arch rings are hoisted into position and lock together with their neighbouring segment.
"When the arch rings up and tells Rob to do something, he says, 'I'll ask Jane and Mary,' "explains one-third of the trio.