下穿铁路多股道框架涵顶进线路加固及构筑物防护技术  

Reinforcement and Structure Protection Technology of Jacking of Multi-strand Frame Culvert Underpassing Railway

作　　者：张伟刚 ZHANG Wei-gang(The Fourth Engineering Co.,Ltd.of China Railway 17th Bureau Group,Chongqing 401120,China)

机构地区：[1]中铁十七局集团第四工程有限公司,重庆401120

出　　处：《价值工程》2020年第14期194-196,共3页Value Engineering

摘　　要：在天镇站顶进框架涵施工时,采取了D型便梁加固线路、路基注浆、基坑钢管帷幕注浆、站台墙设加固梁等技术措施,并在施工时科学组织,加强防护措施,确保了铁路的安全运营及铁路设施的结构安全。During the construction of the roof culvert at the Tianzhen station, D-type beam-reinforced lines, subgrade grouting,foundation pit steel pipe curtain grouting and reinforcement beams on the platform walls were adopted, the construction was scientifically organized and strengthened, the protective measures were strengthened to ensure the safe operation of the railway and the structural safety of the railway facilities.

关 键 词：框架涵顶进 下穿铁路站场 D型便梁加固 钢管帷幕注浆 

分 类 号：U445.4[建筑科学—桥梁与隧道工程]