摘要
针对中心城区矩形顶管全断面穿越砂性地层施工问题,依托云岭东路地下连通通道工程,详细介绍矩形顶管穿越大范围全断面砂性地层关键施工技术,完成砂性土地层顶进41 m,为今后全断面砂性地层矩形顶管施工提供依据。
In view of the construction problem of rectangular pipe jacking through sandy stratum in the central urban area,relying on the underground connecting channel project of East Yunling Rd.,it introduces in detail the key construction technology of rectangular pipe jacking through large-scale full section sandy stratum,and completes the jacking of sandy soil layer by 41 m,which may provide basis for rectangular pipe jacking construction in full section sandy stratum in the future.
作者
张涛
ZHANG Tao(Shanghai Highway&BridgeCo.,Ltd.,Shanghai 200433,China)
出处
《中国市政工程》
2022年第2期84-86,113,共4页
China Municipal Engineering
关键词
人行通道
矩形顶管
地面沉降
地层扰动
pedestrian passage
rectangular pipe jacking
land subsidence
formation disturbance
