杭州湾跨海大桥海域工程地质钻探技术与方法分析

Analysis on Technology and Method of Drilling at Hangzhou Bay Bridge

摘要:

杭州湾海域以“怒潮海湾”著称，潮差大、水流急，水文条件极其复杂。结合杭州湾跨海大桥水域工程地质钻探的实践经验，介绍了不同的海域条件下钻探设备的选择和平台搭建的方法，并对杭州湾复杂海域条件下工程地质钻探施工的技术与方法进行分析，总结出了一套经济、适用、简便与安全的海域工程地质钻探方法和技术措施。

Abstract:

Hangzhou bay sea area is famous for its raging tide with large tide range, fast water flow and complex hydrology condition. Based on the experience of engineering geological drilling at Hangzhou bay bridge, this article introduces the selection of engineering geological drilling technology and platform construction methods in different sea area conditions, and sums up a set of economical, applicable, convenient and safe methods by the analysis.