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Example Notebooks

These are the canonical, runnable examples for ras-commander. Each row links to the rendered documentation page and to the source .ipynb on GitHub. Runtime is the summed cell-execution wall time captured the last time the notebook was executed (N/A means the notebook was committed without execution outputs).

117 notebooks indexed - 64 with runtime data, 53 without.

100s

Notebook Source Runtime
Using RasExamples .ipynb 1.3 min
Project Initialization .ipynb 4 s
Multiple Project Operations .ipynb 2.2 min
Plan and Geometry Operations .ipynb 1.7 min
Plan Parameter Operations .ipynb 17.1 min
Single Plan Execution .ipynb 1.8 min
Executing Plan Sets .ipynb 3.0 min
Sequential Plan Execution .ipynb 3.3 min
Parallel Execution .ipynb 3.3 h
Parameter Permutation Sweeps with RasPermutation .ipynb 2.3 min
Real-Time Execution Monitoring with Callbacks .ipynb N/A
HDF Output Options Read Benchmark .ipynb 25.6 min
Win32COM Automation .ipynb N/A
HECRASController Profiles .ipynb 12.7 min
RASMapper Spatial Review .ipynb 55 s
RASMapper Geometry Layer Updates .ipynb 9.8 min
RASMapper Bank Lines .ipynb N/A
Using results_df for Plan Results Summary .ipynb N/A

200s

Notebook Source Runtime
1D Geometry File Parsing .ipynb 24 s
2D Geometry File Parsing .ipynb 1.7 min
HTAB Parameter Optimization for Model Stability .ipynb N/A
Extract Cross Section XYZ Coordinates from Plain Text Geometry .ipynb N/A
Structures and Metadata from Geometry Files .ipynb N/A
Reference Lines and Points for 2D Calibration .ipynb N/A
Bridge Method Comparison .ipynb 1.7 min
Culvert Authoring .ipynb 4 s
Cross-Section Interpolation Settings .ipynb 18 s
Final Manning's N and Infiltration Analysis .ipynb 3 s
NLCD Land Cover Layer Authoring for RASMapper .ipynb N/A
Land Classification Polygon Authoring .ipynb 21 s
SA/2D Connection Authoring .ipynb N/A
SA/2D Bridge Connection Authoring .ipynb N/A
1D Bridge Authoring .ipynb N/A
1D Cross-Section Levee Authoring .ipynb 2.4 min
Infiltration Base Override Authoring .ipynb N/A
219 - 1D Bridge Cross-Section Plotting with Deck/Pier Overlay .ipynb 5 s
Manning's n Calibration with RasCalibrate .ipynb 1.5 h
1D Manning's N Calibration Workflow .ipynb 36.6 min
Steady Flow Calibration .ipynb N/A
Steady Floodway Encroachment .ipynb 17 s
Steady Flow Authoring .ipynb N/A
Fixing Blocked Obstruction Overlaps with RasFixit .ipynb 7 s
2D Mesh Cell-Size Sensitivity for Sediment Transport .ipynb 6.9 min
Pipe Network Mesh Generation .ipynb 10 s
2D Mesh Cell-Size Sensitivity for Sediment Transport - Second Case: Weise Flume .ipynb 16.7 min

300s

Notebook Source Runtime
Unsteady Flow Operations .ipynb 26 s
Flow Hydrograph Optimization .ipynb 1.0 min
DSS Boundary Extraction .ipynb 7 s
2D Floodway Encroachment .ipynb 1.2 min
Boundary DataFrame Enhancement: QMult, QMin, and DSS Path Parsing .ipynb N/A
HMS-to-RAS Boundary Condition Matching .ipynb N/A
Breakline-Derived Reference Lines And USGS Gauge Points .ipynb N/A
2D Computation Options .ipynb 2.4 min
Terrain Modifications: High-Ground and Polygon Writer Validation .ipynb 2.7 min
Restart File Output and Warm-Start Settings .ipynb 24 s
Validating DSS File Paths and Data Availability .ipynb N/A
Post-fire debris-flow 2D modeling, built from scratch (non-Newtonian) .ipynb N/A
1D Boundary Condition Visualization .ipynb N/A

400s

Notebook Source Runtime
1D HDF Data Extraction .ipynb 21 s
Steady Flow Analysis .ipynb 5.8 min
2D HDF Data Extraction .ipynb 5.4 min
Pipes and Pumps .ipynb 3.3 min
2D Face Data Extraction .ipynb 3.3 min
Profile Line Flow Extraction .ipynb 3 s
414 - Depth-Varying Manning's n for HEC-RAS 2D Models .ipynb 16.8 min
2D Spatial Result Queries with HdfResultsQuery .ipynb N/A
2D Velocity Profile Line Extraction .ipynb N/A
Dam Breach Results .ipynb 2.9 min
1D Channel Capacity Analysis .ipynb 11 s

500s

Notebook Source Runtime
Remote Execution with ras-commander .ipynb 33.8 min
Linux Execution of HEC-RAS with ras-commander .ipynb N/A
Modified Puls Routing Extraction from HEC-RAS 2D Models .ipynb N/A

600s

Notebook Source Runtime
Floodplain Mapping via GUI Automation .ipynb N/A
Floodplain Mapping via RasProcess CLI .ipynb N/A
Fluvial-Pluvial Delineation .ipynb 1.0 h
Validating RAS Mapper Layers and Terrain Files .ipynb 4 s

700s

Notebook Source Runtime
Core Sensitivity Testing with results_df .ipynb 11.2 min
Version Benchmarking and Core Scaling (HEC-RAS 6.0, 6.3.1, 6.6, 7.0) .ipynb N/A
Manning's n Bulk Sensitivity Analysis .ipynb N/A
One-at-a-Time (OAT) Manning's n Sensitivity Analysis .ipynb N/A
Precipitation Hyetograph Generation - Complete Method Comparison .ipynb N/A
Precipitation Hyetograph Comparison .ipynb 20.3 min
Gridded Precipitation for Rain-on-Grid 2D Modeling .ipynb N/A
StormGenerator Alternating Block Method - Independent Textbook Validation .ipynb 5 s
Atlas 14 Spatial Variance Analysis .ipynb N/A
Gridded ABM Hyetograph Generation .ipynb N/A

800s

Notebook Source Runtime
Quality Assurance with RasCheck .ipynb N/A
Advanced Structure Validation with RasCheck .ipynb 5 s

900s

Notebook Source Runtime
AORC Precipitation for HEC-RAS Rain-on-Grid Models .ipynb N/A
AORC Precipitation Catalog for HEC-RAS Rain-on-Grid Models .ipynb N/A
Example 910: USGS Gauge Catalog Generation .ipynb N/A
USGS Gauge Data Integration for HEC-RAS .ipynb N/A
USGS Real-Time Gauge Monitoring .ipynb N/A
Boundary Condition Generation from Live USGS Gauge Data .ipynb N/A
Historical Event Validation with AORC Precipitation and USGS Gauges .ipynb N/A
Real-Time Forecast Workflow with ras-commander .ipynb 2.5 min
HRRR Precipitation Forecast Download .ipynb N/A
MRMS Precipitation QPE .ipynb 46.5 min
HMS-RAS Coupled Forecast Execution .ipynb N/A
Operational Forecast Cycling .ipynb N/A
Creating a RAS Terrain with ras-commander .ipynb 2.0 h
USGS Study Package From Primitives .ipynb N/A
Model Validation with USGS Gauge Data .ipynb N/A
STOFS-3D Coastal Boundary Integration .ipynb 1.3 min
Cross-Section Interpolation Surface .ipynb 6 s
Terrain Modification Analysis .ipynb N/A
Using eBFE Models: Spring Creek 2D Analysis .ipynb 4 s
Using eBFE Models: North Galveston Bay HMS + RAS Integration .ipynb 3 s
Using eBFE Models: Upper Guadalupe Cascaded Watersheds .ipynb 12 s
Using eBFE Models: Rio Hondo 1D Steady Collection .ipynb 9 s
Using eBFE Models: Lake Maurepas Validation .ipynb 3 s
Using eBFE Models: Tickfaw Results-Ready Validation .ipynb 3 s
Using eBFE Models: Spring River Validation .ipynb N/A
Model Sources: Unified Discovery, Download & Visualization .ipynb N/A
Cloud-Native Geometry Export with ras2cng .ipynb N/A
Cloud-Native Results Export with ras2cng .ipynb N/A
Cloud Optimized GeoTIFF Results Export with ras2cng .ipynb N/A
CLB Engineering Corporation  ·  LLM Forward Engineering
RAS Commander is a free and open-source project maintained by CLB Engineering Corporation. For agencies and firms seeking to modernize H&H workflows with LLM Forward approaches, contact CLB to partner with the engineers who wrote the automation.