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contracted-opening discharge measurement [1 record]

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Alphabetical list of terms

Record 1 1986-06-04

English

Subject field(s)
  • Scientific Measurements and Analyses
  • Hydrology and Hydrography
DEF

A determination (by indirect measurement) of peak discharge following a flood by field survey of highwater marks and channel and bridge geometry at a bridge constriction. Discharge is computed on the basis, of an evaluation of energy changes between the approach section and the downstream side of the constriction.

French

Domaine(s)
  • Mesures et analyse (Sciences)
  • Hydrologie et hydrographie
DEF

Détermination du débit dans une section contractée d'un cours d'eau (par exemple, entre les piles d'un pont) à partir des traces laissées par l'eau en amont et en aval sur les parois de la section lors du passage de la crue.

Spanish

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