论文部分内容阅读
位于陕西省内某“南水北调”某引水工程,也是陕西省“十一五”期间的重点水利工程。该引水隧洞包括9885m的TBM隧洞和49.8m明渠工程。其中隧洞施工采用一台美国Robbins公司生产的双护盾TBM独头掘进。隧洞开挖直径3.655m,成洞直径3.0m,预制C40钢筋混凝土管片一次衬砌,每环管片为5块构成,管片环宽1.1m,厚25cm。
Located in Shaanxi Province, a “South-North Water Diversion ” a diversion project, Shaanxi Province is also “Eleventh Five-Year” period of key water conservancy projects. The diversion tunnel includes a 9885m TBM tunnel and a 49.8m open channel project. One tunnel construction using a United States Robbins produced double-shield TBM single-head tunneling. Tunnel excavation diameter of 3.655m, hole diameter of 3.0m, prefabricated C40 reinforced concrete pipe lining, each ring is composed of 5 pieces, the segment ring width 1.1m, thickness 25cm.