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采用沥青砼作为防渗结构,是近代迅速发展的一门新技术,我国70年代初开始应用于水库土石坝作防渗面层。目前三峡茅坪溪防护的大坝防渗心墙也是采用沥青砼。沥青砼具有以下特点:(1)结构整体性
The use of asphalt concrete as anti-seepage structure is a rapidly developing new technology in modern China. In the early 1970s, China began to apply the seepage control surface of the reservoir earth-rock dam. At present, the Three Gorges Dam Protection Creek dam impervious core is also used asphalt concrete. Asphalt concrete has the following characteristics: (1) structural integrity