Bridge expansion joint (permanent)

Abstract

1. The name of the design product: bridge expansion joint (permanent). 2. The use of the design product: used for expansion joints between two beam ends, beam ends and abutments or hinged positions of bridges, when used with assembled expansion joints or permanent-temporary combined expansion joints, it is used as a post-assembly product of assembled expansion joints or a permanent expansion joint product of permanent-temporary combined expansion joints. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: design 1 perspective view. 5. Design 1 is designated as the basic design. 6. Other circumstances that need to be explained: this case is a similar design of the same product, which contains 8 items, design 1 is the basic design of the similar design of this case, design 2, design 3, design 4, design 5, design 6, design 7, design 8 are similar designs of the basic design.

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