简述导流隧洞在设计中根据实际情况可适当加大断面而增加其使用功能,为工程节省投资;探索隧洞在地质条件较差情况下的设计及施工处理,研究隧洞挂口及洞身的设计和施工工艺,针对不同地质条件的洞段采用不同的施工及支护方式,使隧洞施工按设计要求顺利实施。 A brief description of the design of the diversion tunnel according to the actual situation may be appropriate to increase the section and increase its use of functions for the project to save investment; to explore the tunnel in the case of poor geological conditions of the design and construction treatment, study the tunnel mouth and hole Design and construction process, different geological conditions for the construction of different sections and support, so that the construction of the tunnel according to the design requirements of the smooth implementation.