http://www.enuomachinery.com/a....sphalt-material/brid Expansion Joint for sale EBJ-200R Bridge Expansion Joint Binder Expansion gaps are provided to allow movement of the structure. Expansion joints allow movement while providing a running surface for the traffic. Without allowance for expansion and contraction the deck ends would be damaged by the movement. Bridge expansion joint is a mixture of single sized stone and polymer modified binder. The combination of single sized stone and flexible binder gives bridge expansion joint both stability to traffic loads and flexibility to accommodate bridge movements. Th
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