In light of engineering practice, a round steel sheetpilecofferdam was used in the main tower caps and the construction of pile cap was successfully completed.
结合工程实际，主塔承台采用圆形钢板桩围堰施工，圆满完成了承台的施工。
2
Donghe Multipurpose dam Project in Zhongshan was built in the deep soft clay. The steel sheetpilecofferdam for this kind of special geological conditions has its own unique advantages.
中山东河水利枢纽工程修建在深厚淤泥质软土上，钢板桩围堰对于该种特殊地质条件有其独特的优越性。
3
In the paper, the construction technology of steel sheetpilecofferdam used in the rider cap construction of Hangzhou Bay Cross - sea Bridge and the advertent construction proceedings are introduced.