Table 9223 Characteristics Of Selected Flow Measurement Methods

Characteristics

Suitable For

Applicable At

Open Channel Flow

Pressure Flow

Outfall

Manhole

In Sewer Pipes

Estimated

Relative Costs

Depth and channel friction coefficient X Depth and stage-discharge relationship X Weirs

Rectangular X

V-notch X

Modified trapezoidal X

Vertical slot X Flumes

Cut-throat X

Palmer-Bowlus X

Parshall X

USDA (H, HL and HS) X Differential pressure flowmeters

U. of Illinois X

USGS X

Tracer dilution X

0 0

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