Wu Feng

The swallowtail bridge of the Gui'an expansion project has achieved double penetration.

4月6日，滬昆國家高速公路貴陽至安順段擴容工程(以下簡稱“貴安擴容專案”)5標燕尾特大橋主體工程圓滿收官，實現雙幅貫通。

Gui'an expansion 406 standard is located in Binhu District, Qingzhen City, Guiyang, with a total length of 0.0 kilometers, 0 main line bridges, 0 ramp bridges, and 0 pile foundations. The total length of the double-width through the swallowtail bridge is 0 meters, 0 pile foundations, 0 cover beams, 0 bearing caps, and 0 T beams need to be erected across the bridge, which spans the swallowtail reservoir in Qingzhen City, and belongs to the core area of water source protection, and the construction has high requirements and high standards for environmental protection.

為順利開展吊裝工作，貴安高速公司多次組織貴安擴容專案5標、設計單位等開展方案討論，提前做好籌劃，周密部署全過程施工安排，確保施工過程中每個細節精確無誤。此外，為確保項目進度如期推進，貴安擴容5標專案部採用智慧化安全監控體系對運樑、起吊、架設全過程進行實時監測和分析，為燕尾特大橋雙幅貫通提供了有力的技術和安全保障。

It is reported that the Gui'an expansion project is led by Guizhou Expressway Group, Guizhou Highway Development Group, China Railway Development Group, China Communications Construction Group, China Railway Construction Corporation and other shareholders jointly invested in the construction, with a total length of 100.0 kilometers, the project starts in Guanshanhu District, Guiyang City, connects with the completed Ring Expressway, ends in Puding County, Anshun City, and connects to Anpan Expressway (under construction). The whole line is built according to the highway standard, and the design speed is 0 km/h. After completion, it will be the first smart expressway in Guizhou Province, which is of great significance to Guizhou to accelerate the construction of a demonstration province in the western part of the country, accelerate the construction of the Guizhou Central Economic Zone, consolidate the achievements of poverty alleviation, help rural revitalization, and boost the development of Gui'an New Area. (Text/Photo: Zhang Lingxue, Huo Nanyan)