宝瓶水电站大坝轴线下游右岸较大范围的第四系坡积物区域，厚度为25～35m，坡积体约为33万 m 3，组成复杂，上下最大高差达到了70m。经专题科学研究，结合国内外类似工程保留堆积体的做法，选择了保留了堆积体的处理方案，最大限度地减少了工程量，节省了工程投资，减小了施工难度，加快了工程进度，取得了显著的经济效益和社会效益。% The quaternary slope sediment area on the dam axis downstream right bank of Baoping Hydropower Station in a wider range has thickness of 25 to 35m.The slope sediment volume is approximately 330,000 m 3 .The composition is complex.The upper and lower maximum height difference is 70m.The methods of reserving accumulation in similar projects at home and abroad are combined to select the treatment program of reserving the accumulation by topic scientific research, thereby minimizing the amount of project , saving project investment, reducing the difficulty of construction, speeding up the progress of the project , and achieving remarkable economic and social benefits .
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