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 ?
is one of the leading fabricators and suppliers of corrugated and braided flexible metal hose assemblies and thermal/seismic expansion joints (metal, rubber and PTFE).
We are putting in expansion joints that allow the pavement to move around and prevent buckling due to thermal expansion.
C/S Expansion Joint Covers division will explore engineering advancements and seismic retrofits of esteemed historic buildings, including its work on the University of California, Berkeley Memorial Stadium,, which was built over the Hayward fault line.
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.
The company is now aiming to increase its share of the mechanical seal market to 30 per cent by 2015, as well as develop and firmly establish both EB packing and gaskets and expansion joint solutions business lines in Saudi Arabia.
One of the big attractions, apart from reducing maintenance requirements, is the fact that the new concrete is very quiet without expansion joints," Li said.
Established in 1927, Teddington operates from Dafen Park near Llanelli, supplying bellows expansion joints and associated products, exporting across the world since the 1960s.
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.
The deputies noticed the curb was breaking and the expansion joints expanded a few inches," Ortiz said.
will be cast on a separate molding line, along with the company's flexible expansion joints.