Another world first!Guizhou Ganxi Special Bridge goes smoothly

On September 26, with the completion of the last concrete, the Guihuang Expressway of the Guida Expressway, which was undertaken by the Second Public Bureau of China, officially connected the Ganxi Tail Bridge. The bridge is 1220 meters in length, which is the second empty stitching bridge in the world. Its 300 -meter -sized bridge span the same type of bridge is first in the world.

Under the reflection of Chaoxia, the Ganxi Special Bridge located in Guiding County, Guizhou, Qiannan Prefecture across the Dumuhe Reservoir in Ganxi Forest Park.

After the bridge is completed, it will directly replace the "Five Tourism" and the winding of several kilometers of Lingya Highway. The drive from Xinba Town to Guiding County will be reduced from 1 hour to about 15 minutes. Open.

At that time, the overall function of the Guizhang connection line of Guihuang high -speed high -speed speed will improve the traffic road network and truly include Guiding County into the half -hour economic circle of Guiyang.

During the construction process, the construction team of the Bridge project was stationed in the deep mountain valleys. More than a thousand days and nights of the battle, successfully broke through the construction of the mountainous roads, the construction of the oversized pores, the large -volume concrete watering water construction, the thin pier of the thin wall, and the thin pier Risk management control and other problems, successfully overcome the difficulty of cross -climbing basket construction technology in the triangle area, and created the first "empty stomach rigid bridge triangle triangle area upper box beam behind the beam and pouring construction technology". Application of deduction device, etc., creatively solves various technical problems in the construction of this type of bridge. It has applied for nearly 20 patents and has been authorized to publish more than 10 papers in important journals.

At the same time, the project has always adhered to the concept of "standardized construction", "party building+safety production", "party building+scientific and technological innovation", and has achieved fruitful results in standardized management, refined construction, safety management, scientific and technological innovation, etc. After being observed by all sectors of society, it was awarded the title of "Guizhou Province Construction Demonstration Contract Section" in 2019 and 2020.

It is understood that the Gongxi Special Bridge's Heilong marks the formal stage of the "300m+" internationally entered the international "300m+" bridge. The bridge has the advantages of durability and the cost of saving later maintenance, adding a new chapter to the history of the world bridge construction.

Written article: Guizhou Daily Tianyan Journalist Liu Liwei

Edit: Hu Kaiyu Hu Rong

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