恶劣海况下装配化暴露试验站施工关键技术  

Key technology for construction of prefabricated exposure test station under severe sea conditions

作　　者：曹林祥[1] 陈小龙[1,2,3,4] 谢德宽 CAO Lin-xiang;CHEN Xiao-long;XIE De-kuan(CCCC Second Harbour Engineering Co.,Ltd.,Wuhan,Hubei 430040,China;Key Laboratory of Large-span Bridge Construction Technology,Wuhan,Hubei 430040,China;Research and Development Center of Transport Industry of Intelligent Manufacturing Technologies of Transport Infrastructure,Wuhan,Hubei 430040,China;CCCC Highway Bridge National Engineering Research Centre Co.,Ltd.,Wuhan,Hubei 430040,China;CCCC SHEC Fourth Engineering Co.,Ltd.,Wuhu,Anhui 241001,China)

机构地区：[1]中交第二航务工程局有限公司,湖北武汉430040 [2]长大桥梁建设施工技术交通行业重点实验室,湖北武汉430040 [3]交通运输行业交通基础设施智能制造技术研发中心,湖北武汉430040 [4]中交公路长大桥建设国家工程研究中心有限公司,湖北武汉430040 [5]中交二航局第四工程有限公司,安徽芜湖241001

出　　处：《中国港湾建设》2022年第1期52-56,共5页China Harbour Engineering

摘　　要：依托宁波舟山港主通道舟岱大桥施工,在桥梁建设时同步开展暴露试验站,用以评估大桥混凝土结构耐久性。针对大风、大浪、大流速等恶劣自然条件,详细阐述暴露试验站的设计及施工工艺,探讨恶劣海况条件下暴露试验站的设计及施工技术控制要点,提出了装配式平台施工新技术。装配式暴露试验站施工顺利高效,能降低施工风险,确保施工质量,为恶劣海况下同类型施工提供借鉴。Relying on the construction of Zhoudai Bridge in the main passage of Ningbo Zhoushan Port,an exposure test station was carried out simultaneously during bridge construction to evaluate the durability of the bridge's concrete structure.In view of the severe natural conditions such as strong wind,big waves,and high flow velocity,the design and construction technology of the exposure test station were elaborated,the key points of the design and construction technology control of the exposure test station under severe sea conditions were discussed,and a new prefabricated platform construction technology were proposed.The construction of the prefabricated exposure test station is smooth and efficient,which can reduce construction risks,ensure construction quality,and provide a reference for the same type of construction under severe sea conditions.

关 键 词：暴露试验站 结构耐久性 恶劣海况 装配式平台 灌浆连接技术 

分 类 号：U655.4[交通运输工程—港口、海岸及近海工程]