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di wen xing qiao liang zhi zuo guan jiang cai liao zai ha da ke zhuan gong cheng zhong de ying yong
Author(s): 
Pages: 66-67,70
Year: Issue:  11
Journal: Ready-mixed Concrete

Keyword:  低温 桥梁支座灌浆料 哈大客专 基材 制备 施工控制;
Abstract: 哈大客运专线属国家重点铁路建设项目,工期要求紧,那么如何确保在十分恶劣的低温环境下按期保质地架设900吨预制箱梁,成为制约施工进度的瓶颈,而在此过程中,如何在低温环境下控制支座灌浆料的施工质量则成为施工的关键点。为此,我们针对低温型桥梁支座灌浆料进行了深入研发和科学制备,同时制定了一套严格模拟现场的进场检验方案,再配以成本很低而行之有效的现场施工流程,最终确保了冬季施工的正常进度。
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