International Commission on Irrigation & Drainage Commission Interationale des Irrigation et du Drainage

Multilingual Technical Dictionary (MTD)
2226. Curtain wall, or Cutoff wall : 1 - A cross wall built under the floor of a hydraulic structure with the object of dividing the work into suitable compartments. 2 - A thin wall or footing constructed downward from, under or around the headwall and lipwall of a dam or any other hydraulic structure to provide resistance to seepage or to increase the path of seepage is called a cut-off wall. 3 - A wall placed at the upstream end of inlet extending into water to ward off ice and drift usually with coarse rock. 2 – 1432, 2546 and 3337.
SEE: Absolute, Normal, Cutoff, Cutoff wall, or Cutoff, Staunching wall, Cutoff, or Cutoff walls,

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