提高方块码头施工精度的探讨  

Analysis of Improving Accuracy of Block Quay Construction

作　　者：姜丁 曾冬 李伟仪[1] Jiang Ding;Zeng Dong;Li Weiyi(CCCC-FHDI engineering Co.,Ltd.,Guangzhou Guangdong 510230,China)

机构地区：[1]中交第四航务工程勘察设计院有限公司,广东广州510230

出　　处：《港工技术》2023年第2期90-93,共4页Port Engineering Technology

摘　　要：重力式方块码头施工过程的控制,是确保码头工程质量的关键措施,本文以工程实例介绍重力式方块码头安装的精度控制方法,通过控制方块预制和基床施工质量,为提高方块安装精度打好基础,再结合本项目采用的施工工艺,大量运用全站仪测量技术、水准仪测量技术、RTK测量技术和交会定点测量方法,控制方块在里程方向、偏位方向以及标高方向的安装精度,以提高方块码头施工的精度,对确保方块码头的工程质量发挥了重要作用。对类似的重力式方块码头的施工提供了参考。To control the construction process of gravity block quay can ensure quality.An actual project shows the accuracy control method applied in the erection of gravity block quay.Firstly,the quality control of block prefabrication and foundation bed construction lays a solid basis for improving the erection accuracy.Secondly,the construction technology adopted in this project is combined with RTK technology,leveling technology,total-station technology and rendezvous fixed-point method to control the accuracy of erection in directions of chainage,offset and elevation,which improves the accuracy of block quay construction,and greatly ensures the quality of block quay.The researches will provide a reference for the construction of similar gravity block quays.

关 键 词：方块码头 精度 沉降 里程 偏位 

分 类 号：U655.4[交通运输工程—港口、海岸及近海工程]