SewerCAD V8i uses the (Gradually Varied Flow) solver. While other software relies on simplistic Manning’s equation for uniform flow, the V8i exclusive solver handles:
Allows users to build and analyze models directly within AutoCAD, utilizing familiar CAD commands and a specialized ribbon. sewercad v8i exclusive
You might ask: If there is a newer version, why write an article about V8i? SewerCAD V8i uses the (Gradually Varied Flow) solver