在我国城市建设中,道路和桥梁设计施工是非常重要的组成部分之一,此部分设计施工关乎城市的形象,同时和车辆行驶安全也有着一定的联系。鉴于道桥设计施工的重要性,本文对其进行了分析,尤其是裂缝成因,并据此提出了自己的看法,希望可以帮助相关人员更好地落实道桥设计施工,确保道桥施工质量。 In our country’s urban construction, the design and construction of roads and bridges are one of the most important components. This part of the design and construction of the city’s image, but also with the vehicle driving safety is also a certain link. In view of the importance of the design and construction of the bridge, this article analyzes the causes of the cracks, and puts forward my own opinions accordingly. I hope it can help the relevant personnel to better implement the design and construction of the bridge and ensure the construction quality of the bridge.