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EXCAVATION DRAWDOWN [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2001-08-20

English

Subject field(s)
  • Deep Foundations
  • Excavation (Construction)
OBS

Analysis of Excavation Involving Drawdown of the Water Table.

OBS

Drawdown: Lowering of the ground water surface or the piezometric pressure caused by pumping, measured as the difference between the original ground-water level and the current pumping level after a period of pumping.

French

Domaine(s)
  • Fondations profondes
  • Fouilles (Construction)
DEF

Modalité d'abaissement du niveau d'une nappe d'eau qui consiste à effectuer une large fouille autour de l'ouvrage à construire et à pomper sur toute la surface délimitée par le terrassement.

OBS

Les 2 principaux types de rabattement sont : a) Rabattement à pleine fouille [...] b) Rabattement par pointes filtrantes [...] (Les installations de pompage, conception et réalisation, 1978, p. 94-95).

Spanish

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