Uplift from Stagnation Pressure and Seepage Through Joints in Concrete Spillway Slabs: Agenda

  1. Introduction to hydraulic jacking 
    1. Mechanics of flow stagnation at offsets into flow
    2. Failure modes
    3. Review of recent and historic failures
    4. Previous research
  2. New research 
    1. Connection between boundary layer and stagnation pressure
    2. Flow into open joints with offsets
    3. Non-idealized offsets (twisted, tilted, beveled, chamfered, rounded)
    4. Remediation options
  3. Q&A Session 1 
  4. Calculating uplift and joint inflow 
    1. Single joints
    2. Stability analysis of a chute slab
    3. Using SpillwayPro
    4. Case study application
  5. Practical takeaways 
    1. For spillway operation/maintenance
    2. For design 
  6. Q&A Session 2 
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