Spillway Erodibility Investigation & Analysis: Agenda
This is a virtual course. Times listed are Eastern time.
Tuesday, November 4, 2025
- 10:00 AM - 10:30 AM: Instructor Introductions
- 10:30 AM - 11:30 AM: Introduction (Part 1) - Course Background and Overview with Relevant Case Studies
- 11:30 AM - 12:30 PM: Introduction (Part 2) - The Erosion Process & Overview of Erosion Mechanisms
- 12:30 PM - 1:15 PM: Break
- 1:15 PM - 2:15 PM: Session 1 - Soil and Rock Erodibility Parameters
- 2:15 PM - 3:15 PM: Workshop 1 - Determining the Erodibility Index
- 3:15 PM - 4:00 PM: Break
- 4:00 PM - 4:45 PM: Session 2 - Auxiliary Spillway Profile
- 4:45 PM - 5:45 PM: Workshop 2 - Developing a Spillway Profile
- 5:45 PM - 6:30 PM: Discussion - Resources & Guidance for Determining Parameters
Wednesday, November 5, 2025
- 10:00 AM - 10:45 AM: Case Study - Sugar Creek Dam, OK (2007)
- 10:45 AM - 11:45 AM: Session 3 - Field Evaluation Procedures
- Boring Plan Layout
- Lab Testing Needs
- 11:45 AM - 12:30 PM: Break
- 12:30 PM - 2:00 PM: Workshop 3 - Developing a Boring Plan
- 2:00 PM - 3:00 PM: Earth Spillway Design
- Design Best Practices
- Spillway Hydraulics
- Spillway Stability vs. Integrity
- 3:00 PM - 3:45 PM: Break
- 3:45 PM - 5:15 PM: Workshop 4 - Designing an Earth Spillway
- 5:15 PM - 6:30 PM: Discussion - Operation & Maintenance Considerations
Thursday, November 6, 2025
- 10:00 AM - 10:45 AM: Session 5 - Introduction to WinDam C
- Input & Model Setup
- Model Output & Analysis
- Troubleshooting & Review
- Tips and Tricks
- 10:45 AM - 12:45 PM: Workshop 5 - Erodibility Analysis with WinDam C
- 12:45 PM - 1:30 PM: Break
- 1:30 PM - 2:00 PM: Session 6 - Additional Erodibility Analysis Tools
- NRCS SITES
- Hydraulic Models
- State-Specific Guidance
- 2:00 PM - 2:45 PM: Workshop 6 - Spillway Evaluation with Other Tools
- 2:45 PM - 3:30 PM: Break
- 3:30 PM - 4:15 PM: Discussion - Potential Spillway Erosion Mitigation Alternatives
- 4:15 PM - 5:30 PM: Case Study - Beech Dam, TN (2010)
- 5:30 PM - 6:30 PM: General Course Review with Question & Answer Opportunity