Unit hydrograph Derivation +Numerical in Nepali | #flood#civilengineering #psc

00:00 - Introduction & Concept Overview 01:14 - Hydrologic Cycle & Flood Hydrograph Components 03:15 - Base Flow, Surface Runoff & Direct Runoff (DRH) 05:18 - Definition of Unit Hydrograph (1 cm Runoff) 06:30 - Step 1: Base Flow Separation to get DRH Ordinates 10:18 - Step 2: Calculating Volume of Runoff & Runoff Depth (Rd) 13:30 - Step 3: Deriving Unit Hydrograph Ordinates (UH = DRH / Rd) 15:08 - Practical Numerical Problem (Step-by-Step Solve) 19:35 - Numerical Calculation of DRH Ordinates & Total Volume 21:45 - Final Summary & Key Formulas 22:36 - Conclusion & Channel Updates