2010•Shanxi ArchitectureRequires access
Mass concrete construction of platform of Zhumadian Bridge in Shijiazhuang-Wuhan special railway line for passenger transportation
LI Hong-y
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Abstract
Combined with construction works of main pier bearing platform of continuous bridge overpass Yiyang expressway of Zhumadian Bridge in Shijiazhuang-Wuhan special railway line for passenger transportation of China railway 18th bureau,successful construction experiences of platform mass concrete under medium-high temperature weather conditions and complicated geological environment conditions are summarized.Many measures including optimization mix proportion design of concrete,cooling with pipe,double-mixing technology and so on are adopted,which complete the requirements of construction production and accumulate experiences for similar works.