Materi yang akan dibahas pada training ini yaitu pengantar hidrologi dan hidrolika untuk aliran sungai, materi Permodelan HEC-RAS Hidrolika 1D Flow Rate (Penjelasan fitur HEC-RAS, Pembuatan Terrains Layer, geometry layer, steady flow simulation). Permodelan HEC-RAS 2D Flow Hydrograph (Terrains layer, Landcover, infiltration, flow area, boundary condition, manning’s, infiltraition. Unsteady Flow Simulation). Permodelan HEC-RAS 2D Precipitation (Terrains Layer, Landcover Layer, Infiltration layer, 2D Flow area, boundary conditions, manning’s infiltration, unsteady flow simulation.