Hydraulic structures

WMO >> HWR >> Assessment of the Performance of Flow Measurement Instruments and Techniques >> Discharge techniques database

 

Select a reference or Standard» 
 = Mentioned as been used by at least one National Hydrological Service (NHS)

WMO:

Manual on stream gauging (WMO N° 1044)
Methods of measurement and estimation of discharges at hydraulic structures(WMO N°658)

ISO N°:

  ISO 1438-1: Water flow measurement in open channels using weirs and Venturi flumes -- Part 1: Thin-plate weirs
  ISO 3846: Hydrometry -- Open channel flow measurement using rectangular broad-crested weirs
  ISO 3847: Liquid flow measurement in open channels by weirs and flumes -- End-depth method for estimation of flow in rectangular channels with a free overfall
  ISO 4359: Liquid flow measurement in open channels -- Rectangular, trapezoidal and U-shaped flumes
  ISO 4360: Hydrometry -- Open channel flow measurement using triangular profile weirs
  ISO 4371: Measurement of liquid flow in open channels by weirs and flumes -- End depth method for estimation of flow in non-rectangular channels with a free overfall (approximate method)
  ISO 4374: Liquid flow measurement in open channels -- Round-nose horizontal broad-crested weirs
  ISO 4377:Hydrometric determinations -- Flow measurement in open channels using structures -- Flat-V weirs
  ISO 8333: Liquid flow measurement in open channels by weirs and flumes -- V-shaped broad-crested weirs

CEN N°:

Sorry no entry available

Other references:

  AS 3778.4.1   [Australia]
  AS 3778.4.10   [Australia]
  AS 3778.4.11   [Australia]
  AS 3778.4.2   [Australia]
  AS 3778.4.3   [Australia]
  AS 3778.4.4   [Australia]
  AS 3778.4.5   [Australia]
  AS 3778.4.6   [Australia]
  AS 3778.4.7   [Australia]
  BS 3680   [Mauritius (Republic of )]
  Computation of Flow Through Water-Control Structures Using Program DAMFLO.2, U.S. Geological Survey Open-File Report 03—473, 109 pages   [USA]
  Estonian National standard   [Estonia]
Measurement of peak discharge at width contractions by indirect methods, U.S. Geological Survey Techniques of Water-Resources Investigations, 44p, book 3, chap. A4   [USA]
  MI-10-483/1   [Hungary]
Use of flumes in measuring discharge, U.S. Geological Survey Techniques of Water-Resources Investigations, book 3, chap. A14   [USA]

Methods

» Velocity-area method
» Tracer/Dye-dilution method
» Stage-discharge relations
» Stage-velocity relations
» Slope-area
» Slope-conveyance
» Indirect Methods using energy equation (culvert, bridge, etc.)
» Critical Depth
» Hydraulic structures
» Rainfall/runoff with rain gauges
» Rainfall/runoff with weather radar
» Rainfall/runoff coupled with weather model
» Satellite/aerial based lidar system
» Other methods
» General standards