Report from our correspondent recently, changsha of special railway line of fierce wide passenger transport the 2nd cross river of Bai Sha of —— of river big bridge greatly project of main body of especially big bridge is all and finishing,
Especially big bridge is located in white Sha He how is Changsha county pressed down dene and the the Changsha City opens blessing area to scoop up Dao He to press down churchyard, full-length 2440.96 meters, set 77 pier in all, it is Wu Anke afterwards of churchyard of Changsha of use line for special use scoops up Dao He after especially big bridge the 2nd cross river big bridge greatly. White Sha He especially big bridge advocate cross for one couplet 3 cross, use cast-in-place successive bridge construction. Advocate the successive bridge between the mound in crossing two flood is as long as 64 meters, two big edges cross north and south to be 40 meters respectively. Advocate cross the box roof beam beyond to be entirely beforehand prefab good brief the bridge that support case. The foundation all is bore picket, stake grows 21-47 rice. Pier uses round end form hollow mound, mound is 4-14 rice high to differ, abutment uses rectangular and hollow station, complete bridge adds up to 76 mound stage. According to introducing, successive bridge construction uses this project cantilever is irrigated build a way, in domestic speed per hour still belong to in the construction of high speed railroad of 350 kilometers first. In the meantime, advocate foundation of the mound in bridge water uses method of construction of cofferdam of armor plate picket, pier mound body and bear the stage accumulates high-powered concrete for cardinal principle. In construction, project ministry wait for management around manpower, mechanical, material, technology, environmental protection, strengthen construction process to control, overcome a variety of complex geology, better land applied big span of passenger transport special railway line form of successive bridge line controls a technology.Hot Tags: