新奥法是地下工程设计和施工新技术,其基本理论和应用技术尚处于发展中。目前很多国家正在把新奥法应用于铁路和公路隧道、矿山井巷、军工及水电等地下厂房和地下贮库等工程中。如日本1976年首次在上越新干线中山隧道(全长14.8km)工程中采用新奥法获得成功,并有所创新,现在在日本 New Austrian law is underground engineering design and construction of new technologies, the basic theory and application of technology is still in development. At present, many countries are applying the new Austrian law to projects such as railway and road tunnels, mine shafts and tunnels, military and hydropower underground facilities, and underground storage facilities. For example, Japan first succeeded in adopting the new Austrian law in the project of Zhongshan Tunnel (total length of 14.8km) of the Shang Yue Shinkansen in 1976 and has made some innovations. Now, in Japan