galvanized steel parshall flume

Galvanized Steel 18-Inch Parshall Flume

Regular price
$4,095.00
Sale price
$4,095.00
Shipping calculated at checkout.

18-inch Parshall Flume

Description:

The 18-inch Parshall flume is useful for measuring both water rights / irrigation flows as well as surface water flows.

Galvanized steel should never be used to measure sanitary flows.

Material of Construction:  

  • Galvanized steel

Flow Rates:  

  • 0.1738 - 24.56 cfs (cubic feet / second)
  • 78.02 - 11,021 gpm (US gallons / minute)
  • 0.1124 - 15.87 mgd (US million gallons / day)

Flow Accuracy:

  • +/- 2-5% (ASTM D1941)

Flow Formula (H = feet):

  • Q (cfs) = 6 * H^1.538 
  • Q (gpm) = 2,693 * H^1.538
  • Q (mgd) = 3.878 * H^1.538

Head:

  • 0.10 - 2.50-feet
  • 1.20 - 30.00-inches

Flow Dimensions:

  • Inlet width:  40 3/8-inches
  • Throat width:  18-inches
  • Outlet width:  30-inches
  • Length:  115 7/8-inches
  • Inlet height:  36-inches
  • Throat height:  45-inches
  • Outlet height:  39-inches 

Installation:

  • Level:
    • Front-to-back and side-to-side
  • Upstream requirement:  
    • Upstream channel straight at least 22 1/2-feet
  • Downstream requirement:  
    • Free-spilling discharge or downstream channel straight at least 7 1/2 to 30-feet

Shipment:

  • 4-5 weeks from order
  • Palleted
  • Box truck
  • Get FREE domestic shipping (select at checkout)!
  • Appointment delivery included (get it delivered when it's convenient for YOU)!
  • Make sure you can offload prior to ordering
  • International orders require additional shipping