【摘要】 混凝土防渗墙是病危水库坝基防渗处理的一种比较常见、有效的方法.笔者在施工实践中,对施工中的导墙设计、特殊地层钻孔技术、卡钻处理等提出了改进意见,提高了施工效率,节省了工程成本,在实际应用中取得了良好的经济效益和社会效益.更多还原

【Abstract】 Concrete impervious core is a main and effective measures in dam foundation treatment of ill-conditioned reservoirs.The improvements of construction techniques such as guide wall design,boring in special stratum and drill pipe sticking disposal are introduced,these can save engineering cost and to improve constructing efficiency with high ecomonic and social benefit.更多还原