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Construction and control technology of the main bridge superstructure of Sutong Bridge
Authors:Zhang Hong  Luo Chenbin  Zhang Yongtao  You Xinpeng
Affiliation:1.Huazhong University of Science and Technology;Wuhan 430074;China;2.CCCC-Second Harbour Engineering Company Limited;Wuhan 430014;China
Abstract:The Sutong Yangtze River Bridge(short as Sutong Bridge)is now the largest span cable-stayed bridge in the world.The construction of the superstructure of the middle bridge covered several stages including erection of the big block girders for the side span,assistant span and tower area,erection of standard girders and closure of the middle span.The big block girders were hoisted by a floating crane,and the standard girders were hoisted by a double crane system on the deck.The pushing assistant method was ad...
Keywords:Sutong Bridge  superstructure  construction method  construction control  geometry control  wind-resistant measure  
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