船坞坞口围堰钢板桩拔除工艺设计与实践

Design and practice of techniques for removing steel sheet pile at dock-gate cofferdam

通过中船龙穴造船基地船坞式试验场工程的坞口围堰钢板桩拔除工作的实践,全面介绍工程概况、施工流程、拔桩设备选型等,总结了船坞围堰钢板桩拔除的施工工艺、拔桩设备选取和施工中遇到的要点难点及经验,通过相关理论计算和工作实践确认本工程围堰钢板桩拔除施工工艺的合理性。

This paper is based on the practice of the removal of steel sheet pile in CSSC Guangzhou Longxue Shipbuilding Co.,Ltd.,introduces its project profile,construction flow,and equipment choosing overall,summarizes the construction techniques of the removal of the sheet pile and equipment choosing,also concludes the important and difficult points and experience.Relevant theoretical calculation and work practice prove the reasonableness of the construction techniques of the removal of steel sheet piles in the project.