The engineering geological characteristics of weathered rock mass in Three Gorges Dam area are expounded; and then its utilization as dam foundation, civil engineering foundation, construction material is researched.

• 阐述了三峡坝区风化岩体的工程地质特征,从大坝建基岩体、工民建地基、建筑材料等方面研究了风化岩体的可利用问题。