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隔河岩工程导流隧洞的地质条件很复杂,为了施工的安全和加快施工的进度,开挖方案和支护方案是经过现场岩石力学研究后确定的.本文介绍这一研究成果,及基于这一成果所得出的围岩分类和支护方案.
Geological conditions of Diversion Tunnel of Geheyan Project are complex, and for the sake of construction safety and speeding up of construction, the excavation plan and support plan are determined after on-the-spot rock mechanics research.This paper introduces the research results and based on this A result of the rock classification and support programs derived.