Bridge expansion joint: in order to adapt to the requirements of bridge deck deformation, the expansion joint is usually set between the two ends, between the bridge end and abutment or the articulated position of the bridge. The expansion joint is required to be parallel and perpendicular to the axis of the bridge in two directions, which can be free to expand and expand, strong and stable. The vehicle should be smooth when driving, without sudden jump and noise; To be able to block rain and garbage soil infiltration blocking; Installation, inspection, maintenance, reduce dirt simple and convenient. In the setting of expansion joints, railings and bridge deck pavement should be disconnected.
