Circular Pipe
Solve for flow, normal depth, diameter, and slope.
Rectangular Channel
Solve for flow, normal depth, height, width, and slope.
Trapezoidal Channel
Solve for flow, normal depth, width, and slope.
Gutter
(Uniform and Composite) Solve for flow, cross slope, road slope, and spread.
Weir
(Rectangular, V-Notch, Cipolletti, and Generic) Solve for flow, length, angle, and head.
Orifice
(Rectangular, Circular, and Generic) Solve for flow, height, diameter, area, and head.
Elliptical Pipe
Solve for flow, depth, and slope.
V Shaped Channel
Solve for flow, depth, and slope.

Features
•Easy to use interface, custom keyboard number pad for faster typing.
•Optimized for the iPhone 4 retina display
•Color coded text fields guide the user, immediately showing what variables are required to execute the calculation
•Detailed information pages show the meaning of every control and variable on the screen
•Manning's roughness coefficients for all materials
•All formulas that are used to run the analysis are shown in the information page.
•Supports all calculations in English (US) and S.I. (Metric) units. Also on the fly conversion of any calculations to English or S.I units
•Reporting Feature - You can now create and email an analysis report to anyone based on current calculation
•2D Section Animation - All Structures have a 2D section animation feature which allows you to see the actual flow within the pipe or channel

Nationally recognized method's of design are used for all calculations such as the Federal Highway Administration's Hydraulic Engineering Circular No. 22 (HEC-22), and the United States Bureau of Reclamation Water Measurement Manual. Throw away your pipe wheel, nomographs and overpriced hydraulic analysis tools and download Flo Hydraulic Calculator now for $9.99!