Railway Tunnel with China’s Biggest Cross Section Completed

Loading...

हेर्नुहोस भिडियो

The 9,164-meter Xinchengzi passage is a piece of the railroad line interfacing the region's capital of Lanzhou with Chongqing Municipality in southwest China.A rail route burrow with the biggest cross sectional range in China was finished Tuesday in the nation's northwest Gansu Province after over seven years of development. Its greatest cross sectional range is 350 square meters, or 2.5 circumstances the measure of regular railroad burrows, making it the biggest ever built in China. The complex land structure on the upper east edge of the Qinghai-Tibet Plateau where the passage stands make the exhuming work greatly troublesome, as indicated by the passage's temporary worker, China Railway eleventh Group Co., Ltd.