Through process quality control of the plastic concrete diaphragm wall of the first stage cofferdam at Shawan hydropower station on Dadu River , some experiences are enhanced for similar projects .

• 通过对大渡河沙湾电站一期围堰塑性混凝土防渗墙的过程质量控制,总结并积累了对类似防渗墙施工质量控制的经验,并通过质量检查证明,所述质量控制措施和手段起到了较好的作用。