大口径顶管技术在某排水管道工程中的应用  

Application of Large-Diameter Pipe Jacking Technology in one Drainage Project

作　　者：吴纪东 李霞 

机构地区：[1]郑州市市政工程总公司,450007 [2]郑州市第一建筑工程集团有限公司,450004

出　　处：《特种结构》2010年第3期106-109,共4页Special Structures

摘　　要：顶管技术具有对周围环境影响小、施工速度快、质量容易保障的特点。本文通过对郑州市污水处理厂D2600顶管工程的分析,指出了大口径排水工程采用机械顶管施工的优越性,并对大口径顶管施工技术的关键工序进行了阐述,为今后类似的工程施工提供一定的经验。Pipe jacking technology has the advantage of less impact to the surrounding environment, high construction speed and easy quality assurance. Through analysis of a D2600 pipe jacking project of Sewage Treatment Plant in Zhengzhou, the advantages of using machinery pipe jacking in large-diameter drainage project were pointed out, and the key technical procedures in pipe jacking construction were presented. Therefore some experiences for similar projects were provided.

关 键 词：沉井 大口径顶管 出洞技术 中继间 触变泥浆 

分 类 号：TU992.05[建筑科学—市政工程]