The software license terms associated with HY-8 Culvert for Windows can be found on the manufacturer's website.
CulvertMaster is the best tool available for solving culvert hydraulics problems
Design concrete box culverts, wingwalls, headwalls, and cutoff wall.
Program for detention ponds, storm sewers, culvert design, and channel modeling.
The software license terms associated with HY-8 Culvert for Windows can be found on the manufacturer's website.