Hydraflow Express Extension

Hydraflow Express Extension for AutoCAD® Civil 3D® provides flexible calculators for solving a wide variety of everyday hydraulics and hydrology problems for culverts, open channels, inlets, hydrology, and weirs.

Just select the task you want from a toolbar, fill in the blanks in the simple interface, and solve. Hydraflow Express Extension quickly produces informative graphs, rating curves, and professional, easy-to-read reports.