公路交通技术
公路交通技術
공로교통기술
TECHNOLOGY OF HIGHWAY AND TRANSPORT
2014年
2期
84-88
,共5页
溶岩地区%双连拱隧道%综合超前地质预报%施工技术
溶巖地區%雙連拱隧道%綜閤超前地質預報%施工技術
용암지구%쌍련공수도%종합초전지질예보%시공기술
karst area%twin-arch tunnel%comprehensive leading geological forecast%construction technique
广东省罗阳高速公路石主隧道为双连拱隧道，其位于溶岩发育区，地质情况复杂，施工难度大。以石主隧道为工程依托，介绍双连拱隧道在溶岩发育地质段的施工技术，总结溶岩地区双连拱隧道在施工过程中的综合超前地质预报、突泥涌水处理、中导坑及主洞溶洞处理等关键技术，为溶岩地区双连拱隧道设计和施工提供参考。
廣東省囉暘高速公路石主隧道為雙連拱隧道，其位于溶巖髮育區，地質情況複雜，施工難度大。以石主隧道為工程依託，介紹雙連拱隧道在溶巖髮育地質段的施工技術，總結溶巖地區雙連拱隧道在施工過程中的綜閤超前地質預報、突泥湧水處理、中導坑及主洞溶洞處理等關鍵技術，為溶巖地區雙連拱隧道設計和施工提供參攷。
광동성라양고속공로석주수도위쌍련공수도，기위우용암발육구，지질정황복잡，시공난도대。이석주수도위공정의탁，개소쌍련공수도재용암발육지질단적시공기술，총결용암지구쌍련공수도재시공과정중적종합초전지질예보、돌니용수처리、중도갱급주동용동처리등관건기술，위용암지구쌍련공수도설계화시공제공삼고。
Main tunnel of Guangdong Luoyang Expressway is a twin-arch tunnel and located in karst development area with complicated geological conditions and large construction difficulty. Based on Shizhu Tunnel, this paper introduces construction technology for twin-arch tunnels in geological sections of karst development, and concludes key techniques of comprehensive leading geological forecast, treatment of bursting mud and water and treatment of medium heading and main cave, etc. in construction of twin-arch tunnels in karst area, providing a reference for design and construction of twin-arch tunnels in karst area.
