HEC-RAS Training Current: HEC-RAS Classes PDF Download PDF Download page HEC-RAS Classes. Current page Include child pages All pages HEC-RAS Classes Steady Flow HEC-RAS 1D Unsteady Flow 2D Unsteady Flow (2024) 2D Unsteady Flow (2021) 2D Sediment Transport 2D Sediment Transport (2024) 2D Sediment Transport (2022) 2D Sediment Transport (2021) H&H for Dam Safety Studies Ephemeral HEC-RAS 2D Agenda (Omaha) Steady Flow HEC-RAS Agenda (January 2025) Terms of Use Any use or reproduction of this material must be attributed to the US Army Corps of Engineers Hydrologic Engineering Center. ×