RCC围堰
RCC cofferdam
roller compactions concrete cofferdam
RCC-cofferdam
三期土石围堰工程
The third-stage soil rock cofferdam
三期土石围堰
the third stage rockfill cofferdam
浅埋式钢围堰
sallow-embedded steel cofferdam
碾压混凝土纵向围堰
longitudinal RCC cofferdam
碾压混凝土围堰
RCC cofferdam
rolling compact concrete cofferdam
rolled-compacted concrete cofferdam
木桩-土工布围堰
stake - geotextiles cofferdam
膜袋围堰
cofferdam with geotextile bags
拉森钢板桩围堰
Larssen steel sheet pile cofferdam