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Upper Wagon Train Watershed Master Plan
Upper Wagon Train Watershed Master Plan
February 2017
Documents in PDF format.
Download Complete Report
(36.4 M Zip PDF)
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Cover and Table of Contents
(322 K)
Executive Summary
(2.72 M)
Part 1 – Existing Watershed Conditions
(5.21 M)
Watershed Description
Data Compilation and Collection
Watershed Studies
GIS Datasets
Field Measured Data
Hydrology
Rainfall
Subbasin Delineation
Runoff Volume
Runoff Hydrograph
Routing
Results
Hydraulics
River System
Cross Section Geometry
Cross Section Properties
Road Crossings
Flow Data
Results
Part 2 – Future Watershed Conditions
(6.45 M)
Future Hydrology
Future Subbasin Delineation
Future Runoff Volume
Future Runoff Hydrograph
Future Routing
Future Results
Future Hydraulics
Future River System
Future Cross Section Geometry
Future Cross Section Properties
Future Road Crossings
Future Inline Weir Structures
Future Flow Data
Future Results
Flood Regulation Compliance
Compensatory Storage
No-Net-Rise
Minimum Flood Corridor
Post Construction Stormwater Management
Water Quality Control Volume
Channel Stabilization
Clean Water Act Section 404 Permitting Guidance
Tables
1.1. Lincoln 24-hour Rainfall Depths by Flood Frequency Events (inches)
1.2. Curve Number Values by Landuse and Hydrologic Soil Group (Antecedent Moisture Condition II)
1.3. HEC-HMS Results – Existing Conditions Model
1.4. Road Crossing Structures
1.5. HEC-RAS Water Surface Elevations
2.1. Detention Reservoir Outlet Structures
2.2. HEC-HMS Results – Future Conditions Model
2.3. Preliminary Concrete Box Culvert Sizes
2.4. Compensatory Storage Compliance
2.5. Culvert Sizing Analysis Results (Preliminary)
2.6. Minimum Flood Corridor Analysis Results
Figures
ES.1. Coalition Properties
ES.2. Existing Floodprone Area Delineation
1.1. Upper Wagon Train Watershed
1.2. Subbasin Delineation
1.3. Existing Land Use and Soil Types
1.4. Existing River System and Cross Sections
1.5. Existing Floodprone Area
2.1. Rokeby Coalition Parcels and Conceptual Level Design Plans
2.2. Existing and Future Subbasin Delineation Comparison
2.3. Future Land Use
2.4. Future Detention Basins
2.5. Detention Basin Schematic
2.6. Future River System, Cross Sections, Culverts, and Inline Weirs
2.7. Future Floodprone Area and Minimum Flood Corridor
2.8. Location 1 Minimum Flood Corridor Cross Section
2.9. Location 2 Minimum Flood Corridor Cross Section
2.10. WQCV and Channel Stabilization Stormwater BMPs
Appendices
APPENDIX A – Hydrologic Data Inputs and Results
(11.4 M)
APPENDIX B – Hydraulic Data Inputs and Results
(8.89 M)
APPENDIX C – Hydraulic Inventory
(4.01 M)
APPENDIX D – Check‐RAS Output
(182 K)
APPENDIX E – Electronic File Index
(253 K)
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