Bentley CulvertMaster

The FEMA-approved CulvertMaster is hands down the best tool available for solving culvert hydraulics problems.

Incredibly flexible, fast, report-ready, and stress-free, CulvertMaster builds on the input you have on-hand while providing what you are missing.
Choose to generate reports, calculate rating tables and plot curves.
Comprehensive reports contain both input conditions and detailed calculation information
Tabular views of your culvert systems exhibit the effects of varying system characteristics
Graphical views and reports are stunning: focus on a single culvert, or compare multiple elements on the same graphic.