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  • BS ISO 9825 : 2005

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    HYDROMETRY - FIELD MEASUREMENT OF DISCHARGE IN LARGE RIVERS AND RIVERS IN FLOOD

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  01-01-2005

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Units of measurement
    5 Appropriate techniques
    6 Nature of difficulties likely to be encountered
      6.1 Measured parameters
      6.2 Logistical problems
    7 Measurement of discharge in large rivers
      7.1 Problems of scale
      7.2 Current-meter method
      7.3 Moving-boat technique
      7.4 Acoustic Doppler method
      7.5 Other methods
    8 Measurement of flood flows up to bankfull stage
      8.1 Problems of flood-flow measurement
      8.2 Use of floats
      8.3 Moving-boat technique
      8.4 Acoustic Doppler method
      8.5 Radar
      8.6 Weirs
      8.7 Tracer dilution methods
      8.8 Indirect methods
    9 Measurement of flood flows above bankfull stage
    Bibliography

    Abstract - (Show below) - (Hide below)

    Relates specifically with the measurement of discharge in large rivers and the measurement of rivers in flood. Describes the relevant field measurements when it becomes necessary to use indirect methods of estimating discharge.

    General Product Information - (Show below) - (Hide below)

    Committee CPI/113/1
    Development Note Supersedes 02/120588 DC (11/2005) Supersedes BS 3680-3M(1990). (11/2007) Reviewed and confirmed by BSI, June 2009. (05/2009)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

    Standards Referencing This Book - (Show below) - (Hide below)

    ISO 8368:1999 Hydrometric determinations Flow measurements in open channels using structures Guidelines for selection of structure
    ISO 748:2007 Hydrometry Measurement of liquid flow in open channels using current-meters or floats
    ISO 6416:2017 Hydrometry Measurement of discharge by the ultrasonic transit time (time of flight) method
    ISO 6420:2016 Hydrometry Position fixing equipment for hydrometric boats
    ISO 8333:1985 Liquid flow measurement in open channels by weirs and flumes V-shaped broad-crested weirs
    ISO 4369:1979 Measurement of liquid flow in open channels Moving-boat method
    ISO 4371:1984 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 9555-1:1994 Measurement of liquid flow in open channels Tracer dilution methods for the measurement of steady flow Part 1: General
    ISO 9555-3:1992 Measurement of liquid flow in open channels Tracer dilution methods for the measurement of steady flow Part 3: Chemical tracers
    ISO 4359:2013 Flow measurement structures Rectangular, trapezoidal and U-shaped flumes
    ISO 9555-2:1992 Measurement of liquid flow in open channels Tracer dilution methods for the measurement of steady flow Part 2: Radioactive tracers
    ISO 9213:2004 Measurement of total discharge in open channels Electromagnetic method using a full-channel-width coil
    ISO 3847:1977 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 3846:2008 Hydrometry Open channel flow measurement using rectangular broad-crested weirs
    ISO 4377:2012 Hydrometric determinations Flow measurement in open channels using structures Flat-V weirs
    ISO/TS 15769:2000 Hydrometric determinations Liquid flow in open channels and partly filled pipes Guidelines for the application of Doppler-based flow measurements
    ISO 9555-4:1992 Measurement of liquid flow in open channels Tracer dilution methods for the measurement of steady flow Part 4: Fluorescent tracers
    ISO 4374:1990 Liquid flow measurement in open channels Round-nose horizontal broad-crested weirs
    ISO 772:1996 Hydrometric determinations — Vocabulary and symbols
    ISO 4360:2008 Hydrometry Open channel flow measurement using triangular profile weirs
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