Build the world one many year ahead of schedule channel of the Yangtse River of channel of the biggest diameter goes up channel of the Yangtse River of Shanghai of report from our correspondent of line be well versed in goes up aegis compose entered the line to grow those who promote an island to receive a well on May 28 morning. So far, the time that channel share shifts to an earlier date more than 1 year, finished “ 10 thousand lis of the Yangtse River of ” of the first Sui build. This indicates the channel of the biggest diameter is in a world Shanghai be well versed in. Project of bridge of Sui of the Yangtse River of Shanghai of project of national oversize traffic was started on December 28, 2004. Channel share assumed the construction of among them tunnel project project. Of this cogongrass before ranking dimensions of current world channel exceed large channel to be located in Shanghai, join Shanghai Liu Yu He Changxing island, it is the component with main project of bridge of Sui of the Yangtse River, channel wears Vietnam harbor water area, grow about 8.9 kilometers. Channel internal diameter 13.7 meters, external diameter 15 meters, divide fluctuation layer. Superstratum is double-barreled two-way 6 driveway freeway, lower level is orbit traffic space of 9 lines obligate, with cooperating “ ” of 3 islands linkage develops a plan. Project of tunnel of the Yangtse River grows with “ , big, deep ” is celebrated, one-time driving distance is as long as compose of aegis of “ long ”—— 7.5 kilometers, peerless on the world; Two when place of “ big ”—— uses diameters that exceed big aegis compose amount to 15.43 meters, can weighs the world most; Major construction of “ deep ”—— wants to be finished in river bottom, and the deepest bury set deepness to will achieve 55 meters. Was in charge of a classics department of construction organizing science and technology to tackle key problem, it is by dark and abstruse river, a series of world tunnel project history the difficult problem that goes up to never be encountered is defeated to solve one by one. Channel person obtained face of excavate of machine of compose of technology of wear of structural whole life, aegis to stabilize technology of hole of pass in and out of machine of compose of research, aegis to wait for achievement of more than 10 scientific research, be in average the innovation end river of many meters of 40 deep the Yangtse River goes sheet of aegis compose odd-numbered days press sheet of 26 rice, only month advance 556 rice, Chan Yueshuang the arrogant person record that pushs 1032 meters. In the meantime, still made passage of the contact in the river that is used at personnel safety is transferred and working to contact. In be as long as in the channel of 7.5 kilometers, establish 8 join channel in all, they apart two 15 meters channel are contacted closely together.
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