PARSHALL FLUME INSTALLATION
Vcal
H
FLOW
H
Size H Dim. Vcal Full Scale (GPM) Full Scale Head Rise
(in.) (in.) (in.) Min. Max. Max (in.)
2 11.00 21.46 60 210 9.46
3 12.00 30.21 85 850 18.21
6 16.00 30.29 180 1800 18.29
9 22.50 38.01 280 4500 26.01
12 35.25 42.70 375 7500 30.70
18 37.25 43.70 550 12000 31.70
24 39.25 43.47 700 16000 31.47
36 43.25 43.98 1100 25000 31.98
48 47.00 44.75 1350 35000 32.75
The H dimension is straight back from the entrance of the throat and not along the flume wall.
MANHOLE FLUME INSTALLATION
Vcal
FLOW
H
Size H Dim. Vcal Full Scale (GPM) Full Scale Head Rise
(in.) (in.) (in.) Min. Max. Max (in.)
4 5.75 17.86 45 90 5.86
6 7.75 20.94 60 250 8.94
8 9.75 24.32 75 550 12.32
10 11.75 27.58 80 1000 15.58
12 13.75 29.99 100 1500 17.99
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