Novel bridge drainage structure

By designing a new bridge drainage structure with interval-set water inlets and sidewalk hibernation on the bridge, the problems of poor drainage and easy pipeline blockage in the existing technology are solved, and a more efficient rainwater drainage effect on the bridge deck is achieved.

CN222648576UActive Publication Date: 2025-03-21SHANGHAI RUIQIAO CIVIL ENG CONSULTING CO LTD
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Patent Information

Application Number
CN202420346711.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-02-26
Publication Date
2025-03-21
Estimated Expiration
2034-02-26

AI Technical Summary

Technical Problem

The existing bridge drainage methods have poor drainage and drainage capabilities, and the pipelines are prone to blockage, which affects the bridge deck's rainwater drainage capabilities.

Method used

A new bridge drainage structure was designed, including bridge deck and bridge deck sidewalk, with water inlets set up at intervals, a sidewalk hiding channel is set up between the bridge deck sidewalk and the bridge deck, and a drain outlet is set up at the end of the hiding channel to connect to the drainage riser, increasing the width of the drainage channel and reducing the hydraulic residence time.

Benefits of technology

The drainage capacity of the bridge deck has been enhanced, the hydraulic residence time has been reduced, the problems of accumulated water and garbage blockage have been avoided, and the rainwater discharge capacity of the bridge deck has been improved.

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Abstract

The utility model discloses a novel bridge drainage structure which comprises a bridge floor and a bridge floor sidewalk, water inlets are formed in the side, close to the bridge floor, of the bridge floor sidewalk and the joint of the bridge floor sidewalk and the bridge floor at intervals, a sidewalk closed conduit is arranged between the bridge floor sidewalk and the bridge floor, and the sidewalk closed conduit and the water inlets are correspondingly arranged and connected. And a water outlet is formed in the tail end of the sidewalk closed conduit and is connected with a drainage vertical pipe. According to the novel bridge drainage structure, the rainwater drainage capacity is improved, and the novel bridge drainage structure is not prone to being blocked and convenient to clean and maintain.
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