flow_stage Inputs XS line shp file (e.g., .\sfe_316\bf_to_bf\xsect_flow_stage.shp) DEM (e.g., .\sfe_316\grid\sfe_316.asc) Path to flow-stage table (e.g., .\sfe_316\bf_to_bf\Q_Stage.xlsx) Output flow-stage table (e.g., .\sfe_316\bf_to_bf\Q_Stage.xlsx)