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Underground corridor has been built in 5 cities in our province

The urban underground comprehensive pipe gallery is a tunnel structure which is arranged on the ground, underground or overhead, and can be arranged in a whole. In developed countries, the underground pipe gallery has been more than a century, the system is becoming more and more perfect at the same time, the scale is also growing trend. With the continuous development of social economy, the province’s underground pipe gallery work has also started. At present, Xining, Haidong, Golmud and other 5 cities in the construction of underground pipe gallery has been carried out.

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