expansion joint

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expansion joint

[ik′span·shən ‚jȯint]
(civil engineering)
In masonry, a flexible bituminous fiber strip used to separate blocks or units of concrete to prevent cracking caused by thermally induced expansion and contraction.
A union or gap between adjacent parts of a building, structure, or concrete work that permits the relative movement caused by temperature changes to occur without rupture or damage.
(geology)
(mechanical engineering)
A joint between parts of a structure or machine to avoid distortion when subjected to temperature change.
A pipe coupling which, under temperature change, allows movement of a piping system without hazard to associated equipment.

expansion joint

Designed to permit the expansion or contraction due to temperature changes. It generally extends through the entire structure from the footings to the roof.
See also: Joint

expansion joint

expansion joint, 1
1.A joint or gap between adjacent parts of a building, structure, or concrete work which permits their relative movement due to temperature changes (or other conditions) without rupture or damage.
References in periodicals archive ?
M2 EQUITYBITES-August 16, 2017-Kadant Acquires Expansion Joint Manufacturer Unaflex for USD 31m
This material will accommodate high levels of movement and enable the expansion joints to successfully absorb any shock or impact and return to their original shape undamaged.
Outokumpu stainless steel dowel bars are used in expansion joints for the movement of lateral loads and managing stress within the joint.
Summary: Traffic authorities are expected to reopen the western lane of a bridge on Sidon's northern entrance Saturday morning after completing expansion joint repairs aimed at curbing increasing car accidents.
We are putting in expansion joints that allow the pavement to move around and prevent buckling due to thermal expansion.
It offers great adhesion to most construction materials and is recommended for expansion joints between precast concrete panels and seams on wooden, aluminum and PVC joinery.
EMSEAL expansion joints are also being installed on the Basra Sports City Stadium in Basra, Iraq, which is under construction and scheduled to be completed later this year.
A replacement of expansion joints after rectifying the defects with the appropriate ones would soon be implemented as the structure is still within the defect liability period.
has introduced a new expansion joint that the company says is UL-certified fire-rated.
Most recently, TES has won contracts to supply expansion joints to the first LNG vessels being built in Chinese shipyards, to Dubai's Burj Tower complex, international airport and Palm Island projects, to the Venetian Macau, which is the world's second largest single structure building and the largest casino hotel resort ever built, and to the submarine rescue projects for the US and Europe's navies.
Engineers concerned with the health of an expansion joint can now ring a 24 hour emergency response line.
902 RCS (rapid cure silicone) joint sealant is a self-leveling, cold-applied, rapid cure, two-part, easy-to-install, ultra-low modulus, 100% silicone rubber sealant designed to seal expansion joints that experience both thermal and/or vertical movements due to traffic loading.