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Engineering ToolBox > Weirs - Flow Measurement Standards

Standards of weir flow measurements

Methods for flow measurement are described in detail in international standards, national standards, association standards and numerous hydraulic textbooks and handbooks. Some of the most used standardization organizations are:

• the International Organization for Standardization (ISO)
• the American Society for Testing and Materials (ASTM)
• the American Society of Mechanical Engineers (ASME)
• the British Standards Institute (BSI)
• the National Institute for Science and Technology (NIST)
  

ASTM Flow Standards - the American Society of Mechanical Engineers

• ASTM D 5242 - STANDARD TEST METHOD FOR OPEN-CHANNEL FLOW MEASUREMENT OF WATER WITH THIN-PLATE WEIRS
• ASTM D 5614 - STANDARD TEST METHOD FOR OPEN CHANNEL FLOW MEASUREMENT OF WATER WITH BROAD-CRESTED WEIRS
• ASTM D 5640 - STANDARD GUIDE FOR SELECTION OF WEIRS AND FLUMES FOR OPEN-CHANNEL FLOW MEASUREMENT OF WATER
• ASTM D 5716 - STANDARD TEST METHOD FOR MEASURING THE RATE OF WELL DISCHARGE BY CIRCULAR ORIFICE WEIR

AWWA Flow Standards - the American Water Works Association

• AWWA C909 - MATCHED-DIE-MOLDED, FIBERGLASS-REINFORCED PLASTIC WEIR PLATES, SCUM BAFFLES, AND MOUNTING BRACKETS
• AWWA F102 - MATCHED-DIE-MOLDED, FIBERGLASS-REINFORCED PLASTIC WEIR PLATES, SCUM BAFFLES, AND MOUNTING BRACKETS

BS Flow Standards - the British Standards Institute

• BS 3680 P4A - METHOD USING THIN-PLATE WEIRS
• BS 3680 P4B - TIANGULAR PROFILE WEIRS
• BS 3680 P4E - RECTANGULAR BROAD-CRESTED WEIRS
• BS 3680 P4I - V-SHAPED BROAD CRESTED WEIRS
• BS 3680-4F - ROUND NOSE HORIZONTAL BROAD-CRESTED WEIRS
• BS ISO 4377 - HYDROMETRIC DETERMINATIONS - FLOW MEASUREMENT IN OPEN CHANNELS USING STRUCTURES - FLAT-V WEIRS

DIN Flow Standards - Deutsches Institut f�r Normung eV

• DIN 19558 - SEWAGE TREATMENT PLANTS; WEIR AND SCUM BAFFLE; ARRANGEMENT, MAIN DIMENSIONS AND OVERFLOW RATE

GOST Flow Standards - Russian Federation

• GOST R 51657.4 - WATER FLOW MEASUREMENT IN HYDROMELIORATION AND WATER SUPPLY SYSTEMS. WATER DISCHARGE MEASUREMENT IN OPEN CHANNELS BY TRIANGULAR PROFILE WEIRS. GENERAL TECHNICAL REQUIREMENTS

ISO Flow Standards - International Organization for Standardization

• ISO 1438/1 - WATER FLOW MEASUREMENT IN OPEN CHANNELS USING WEIRS AND VENTURI FLUMES - PART 1: THIN-PLATE WEIRS
• ISO 3846 - LIQUID FLOW MEASUREMENT IN OPEN CHANNELS BY WEIRS AND FLUMES - RECTANGULAR BROAD - CRESTED WEIRS
• ISO 3847 - LIQUID FLOW MEASUREMENT IN OPEN CHANNELS BY WEIR
• ISO 4360 - LIQUID FLOW MEASUREMENT IN OPEN CHANNELS BY WEIRS
• ISO 4362 - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS TRAPEZOIDAL PROFILE WEIRS
• 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 - FAT-V WEIRS
• ISO 8333 - LIQUID FLOW MEASUREMENT IN OPEN CHANNELS BY WEIRS
• ISO 9827 - MEASUREMENT OF LIQUID FLOW IN OPEN CHANNELS BY WEIRS AND FLUMES - STREAMLINED TRIANGULAR PROFILE WEIRS

SAA Flow Standards - Standards Australia

• SAA AS 3778.4.1 - MEASUREMENT USING FLOW GAUGING STRUCTURES - THIN-PLATE WEIRS
• SAA AS 3778.4.2 - MEASUREMENT USING FLOW GAUGING STRUCTURES - RECTANGULAR BROAD- CRESTED WEIRS
• SAA AS 3778.4.3 - MEASUREMENT USING FLOW GAUGING STRUCTURE - ROUND-NOSE HORIZONTAL BROAD-CRESTED WEIRS
• SAA AS 3778.4.4 - MEASUREMENT USING FLOW GAUGING STRUCTURES - V-SHAPED BROAD-CRESTED WEIRS
• SAA AS 3778.4.5 - MEASUREMENT USING FLOW GAUGING STRUCTURES - TRIANGULAR PROFILE WEIRS
• SAA AS 3778.4.6 - MEASUREMENT USING FLOW GAUGING STRUCTURE - FLAT-V WEIRS

TAPPI Flow Standards

• TAPPI TIP 0410-10 - WEIRS AND FLUMES

• Fluid Flow Measurement - An introduction to different types of fluid flowmeters - Orifices, Venturies, Nozzles, Rotameters, Pitot Tubes, Calorimetrics, Turbine, Vortex, Electromagnetic, Doppler, Ultrasonic, Thermal, Coriolis.
• Measuring Flow Rate with Weirs - Weirs are often used for measuring flow rates in open channels and rivers in connection to water supply and sewage plants.