The major dam of Hutiao Gorge Water-Power Station is first chop large scale earthandrockfilldam.
虎跳峡水电站大坝工程属一级大型土石坝。
2
This rolling construction technology of asphalt concrete core wall in Maopingxi earthandrockfilldam of TGP was the first application in China.
三峡茅坪溪防护土石坝沥青混凝土心墙骑缝碾压施工工艺为国内首创的施工方法。
3
Filling operations for drains of Ruoergai arctic-alpine wetland have such four types as damming with bag filling with earthand rock, earthandrockfilldam, concrete gravity dam and model dam.