Climate and Upland Loading Vulnerability Evaluation and Risk Analysis Tool (CULVERT) Comprehensive User Manual

The Climate and Upland Loading Vulnerability Evaluation and Risk Analysis Tool (CULVERT) is an integrated scientific software platform developed for comprehensive watershed analysis and hydrologic risk assessment. This user manual provides detailed operational procedures and methodological guidance for all software modules, including watershed delineation, regional frequency analysis, rational method calculations, graphical peak discharge estimation, culvert hydraulic capacity assessment, streambank erosion vulnerability analysis, Revised Universal Soil Loss Equation (RUSLE) implementation, and watershed debris flow modeling.