超大截面矩形顶管施工技术研究  

Research on Construction Technology of Super Large Cross-section Rectangular Pipe Jacking

作　　者：刘宗钦 李扬 曹德万 LIU Zong-qin;LI Yang;CAODe-wan(Zhongyifeng Tunnel Engineering Co.,Ltd,Suzhou Jiangsu 215000 China)

机构地区：[1]中亿丰隧道工程股份有限公司,江苏苏州215000

出　　处：《江苏建筑》2021年第6期55-58,共4页Jiangsu Construction

摘　　要：结合实际施工案例,阐述了超大截面矩形顶管施工设备、管节、全自动测量、全自动注浆、全自动沉降监测等施工控制参数及技术措施,分析了超大截面矩形顶管后顶力、轴线水平和高程偏差、地面沉降量的变化规律,为今后此类工程施工提供指导与参考。Combined with actual construction cases,the construction control parameters and technical measures of super-large rectangular pipe jacking construction equipment,pipe joints,automatic measurement,automatic grouting,and automatic settlement monitoring are explained,and the rear jacking force of super-large rectangular pipe jacking is analyzed.The variation law of axis level and elevation deviation,and ground subsidence provide guidance and reference for the construction of such projects in the future.

关 键 词：超大截面矩形顶管 全自动测量 全自动注浆 全自动沉降监测 

分 类 号：U455.47[建筑科学—桥梁与隧道工程]