【摘要】 天堂山拱坝左坝肩断层处理工程的施工开挖过程中 ,在地质、施工条件极为不利的情况下 ,运用新奥法 ,控制开挖质量 ,采用锚杆与木结构相结合的支护方法 ,大大加快了施工进度 ,节约工期 ,保证了施工质量与安全 ,取得了明显的经济效益更多还原

【Abstract】 This paper introduces the new underground building construction method to control excavating quality and use support method of anchor poles combined with timber structure under excavating construction to handle the fault in the left shoulder of Tiantangshan arch dam because the condition of geology is not good,therefore that speeded construction rate,shortened construction period,ensured the construction quality and safety,and the same time obvious economic benefit had been gained.更多还原