Highway Road Elastomeric Types Expansion Joints with Steel

The expansion devices for the GQF-C, GQF-Z, GQF-L,GQF-F, and GQF-MZL types of bridges adopt the rolled design of hot rolling and single-n anpiece. The expansion devices of the GQF-C, GQF-Z,GQF-L types are applicable for the sealing of bridges with less than 80mm expansion amount, while the expansion devices for the GQF-MZL type consist pg edge beam, center sill, beam and interlock structures and are applicable for medium and large bridges with the expansion amount ranging from 80mm to 1200mm.