Wholesale [bridge] bridge expansion joints expansion joints Longsheng prices 
 Bridge expansion joints refers to the deformation of the bridge to meet the requirements, usually between two end of the beam, beam or bridge between the abutment position of the hinged joints settings. Requires expansion joints in the parallel, perpendicular to the axis of the bridge in both directions, can freely scalable, secure and reliable vehicle should be smooth too, no sudden jump and noise; to prevent infiltration of rainwater and waste soil block; installation, inspection, maintenance to eliminate the dirt should be simple and convenient. Set expansion joints, railings and the bridge deck to be disconnected. 
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