2020 ASDSO Annual Conference Proceedings

Abstracts or Papers Available Through the Database:

General Session: What Can the History of California Dam Building and Safety Teach Us?
• Welcome (Presentation Only) (Harald W. Van Aller)
• Looking Back. A History of California Dams (Presentation Only) (Dr. Donald Jackson)
• Recent Advancements in California’s Dam Safety Program (Sharon K. Tapia)

Concurrent Session #1: Advancements in PMP Practice
• Making the Case for Developing Realistic Inflow Design Floods in Colorado’s Rocky Mountains (Mark Perry, and Bill McCormick)
• Utah PMP Studies: The Third Time’s the Charm (Everett W. Taylor)
• A methodology to evaluate probable maximum precipitation (PMP) under changing climate conditions (Bill Kappel, and Doug Hultstrand)

Concurrent Session #2: Expert Perspectives on Seepage Modeling
• Dam Seepage Models - Tool, Rules & Guidance (From a Regulatory Perspective) (Michele Lemieux)
• Seepage Models - Tips, Tools, & Guidance (From an Engineer’s Perspective) (Jennifer Williams, and Julie Heitland)

Concurrent Session #3: Decade Dam Failure Series Part I: Failed but Rebuilt
• Alexander Dam: The Story of a Construction Failure on Kauai in 1930 (Lee Mauney, Abbas Dorostkar, and Dave Sykora)
• Pampulha Dam Rupture Study (Juan Deyvson José Camilo da Silva, and João Paulo Tavares Souza)
• The Prospect Dam Failure of 1980 (L. Clint Brown, and Dylan Hoehn)
• Saving the Guajataca Dam Spillway: Interim Risk Reduction Measures (Carlos Cepero)

Concurrent Session #4: Understanding Erodibility
• Methods for evaluating block stability on masonry or jointed spillways (John Chesterton, John Heald, John Foster, and David Rebollo)
• Lessons learned from a screening study of bedrock erodibility at spillway foundations (Stephanie Briggs, Mark Szymanski, Jose Vasquez, Brady McDaniel, Robert Annear, Derek Morley, and Brandon McGoldrick)
• Advanced Modeling of Rock Scour at Gated Spillway (Dustin Mortensen, Hande Gerkus-Harris, Erik F. R. Bollaert, and Kenneth H. Stokoe II) (paper not in database)

Concurrent Session #5: Focus on Site Assessment
• Forensic Analysis into the Wells Dam East Embankment Design and Construction History to Address Ongoing Internal Erosion and Seismic Stability Concerns (Frederic Snider, Alex Rutledge, Robert Cannon, Tom Hepler, Jonathan Harris, and Cheri Wilson)
• GNEISS!! Exploring the Conklingville Dam Spillway and Foundation (Keith Toombs, Brian Toombs, David Railsback, Michael Taylor, and Fred Snider)
• Integrating a Large Data Set to Properly Scope the Phase II Repairs at the Lake Manatee Dam (Glen R. Andersen, Karishma R. Desai, and Seth Olsen)

Concurrent Session #6: Perspectives on Dam Removal
• Hidden Treasure or Hidden Risk? Risk Management in a Unique Dam Safety Emergency (Jason Ward, and Bill McCormick)
• The Cucharas #5 Dam Removal; a Story of Determination, Persistence and Partners (Mark Perry, Bill McCormick, Paul Bennington, and Phillip Lopez)
• Aligning Dam Removal and Dam Safety: Comparing Policies and Institutions Across States - (Margaret Walls)

General Session: Report from the First ASDSO Dam Failure Investigation - The Spencer Dam Failure
• The Spencer Dam Failure Investigation (Mark E. Baker, Martin Teal, John Trojanowski, and Robert Ettema)

Concurrent Session #7: Mini-Workshop: Filter Compaction and Other Practicalities of Filter/Drain Design and Construction
• Filter Compaction and Other Practicalities of Filter/Drain Design and Construction (John W. France, Christina Bennetts, and Harry C. Donaghy)

Concurrent Session #8: Notable Experiences with and Approaches to Erosion Control
• Physical Model Study of the Proposed Low Froude Number Stilling Basin at Cedar Falls Hydroelectric Project (Brian Tri, Chris Marr, Cory Anderson,and Dean Steines)
• Dry Creek Dam: From Debris Basin to Urban Recreation (Brandon D. Horrocks, S. Robert Johnson, Jacob S. Price, and Everett W. Taylor)
• A Computational Fluid Dynamics Approach to Assessing and Limiting Scour from Complex Spillway Flows (Damian Gomez, and Richard Mickwee)

Concurrent Session #9: Rehab Construction: Intakes and Outlet Works
• From Lessons-Learned to Action Items - A Case Study of Major Dam Intake Structure Rehabilitation with a 100' Deep Cofferdam (Kurt S. Feairheller)
• To Lift a Hoist or Torque a Trunnion for Tainter Gate Trunnion Friction Load Cases? (Kevin Gerst, Asha Baradi, and Sam Planck)
• Nothing Boring about Boring and Jacking (J. Chris Stoner, Jessica Juenger, and Joe Freeland)

Concurrent Session #10: Erosion and Seepage: From Theory to Practice
• Charts for Estimating Probabilities of Backward Erosion Piping Progression in Deep, Pervious Foundations (Bryant A. Robbins, and Timothy M. O'Leary)
• Rapid Response to Internal Erosion Initiation (Ian McGrath, and Cari Beenenga)
• Rehabilitating the Hardy Dam for Stability and Seepage Control (Rob Kenyon, Jason Mann, Chris Robak, and Andi Bogdanovic)

Concurrent Session #11: Blue Ribbon 2D Applications
• 2D Hydrologic Modeling Compared to Traditional Unit Hydrographs (Nicholas Miller)
• Live Free or Die Trying to Model these Dams - A Two-Dimensional Watershed and Reservoir Routing in New Hampshire (Nathaniel Clymer, and Corey Clark)

Concurrent Session #12: Cutting Edge Tech
• Deep Learning AI and Its Application to Dam Safety and Hydrology (James Logan and Charles Yost)
• A California Dam Safety Collaborative Technical Assistance Case Study: Using GIS to Integrate Community Profile Analysis, Critical Infrastructure Information, and Inundation Mapping to Support Consequence Analysis and Dam-Related Planning Activities (Preston Wilson, Jose Lara, Shweta Chervu, and Erin McCann)
• Using UAV and GIS Technology in Dam Safety to Support Condition Assessment and Maintenance Planning (Chris Bray, and William Johnstone)

Concurrent Session #13: Improving Public Safety Around Dams
• A National Inventory for Low-head Dams: Methods and Results (Rollin H. Hotchkiss, Paul Schweiger, and Brian Crookston)
• Does What Happens at a Dam, Stay at the Dam?; Public Safety Hazards and Consequences Related to Making Releases from Dams. (Steven Davidheiser, and Paul Schweiger)
• Considerations Surrounding the Rehabilitation and Removal of Low-head Dams (Rollin Hotchkiss, Ken Wright, and Karl Kingery)

Concurrent Session #14: Aligning Dam Removal
• Spillway Debris Physical Model Study: Morning-glory Spillway Structure (Melissa Shinbein, and Kent Walker)
• Comparison of Fundão Dam Breach Flow to Natural Floods Along Rio Doce Watershed (Helvécio de Aguiar Duarte Júnior, Marcelo Garcia Miranda Diniz, Walfrido Pereira Vidigal Júnior, and Aloysio Portugal Maia Saliba)
• Emergency Action Plans: There’s Always Room for Improvement! (Gregory L. Richards, and William F. Foos)
• Is our Emergency Action Plan time sensitive? (Joe G. Tam, and Priyanka K. Jain)
• Dams and Tunnels: The Underground Connection (Shawna Von Stockhausen)

Concurrent Session #15: Structural Design Considerations
• Predicting and Evaluating the Effects of Anchoring on Uplift, Bluestone Dam, Hinton, WV (Kimberly D. Davidson)
• Final Design of Eagle Canyon Dam and Debris Basin (Somalingam Balachandran, Joseph J. Kulikowski, Shuyu Liu, Helio K. Takano, and Robert Cullen)
• Lessons Learned on Hydraulic Asphalt Mix Design in the US (Wonnie Kim and Don Montgomery)

Concurrent Session #16: Barrier Cutoff Walls & Grouting
• Analytical Methods for Borehole Permeability Tests in Seepage Barrier Walls (R. Lee Wooten, David R. Shields, Darren D. Clark, and Charles Fitts)
• Seepage Cutoff Walls: Lessons Learned, Implemented, and to be Implemented (Khaled Chowdhury, Joseph Waltz, Meredith Beswick, Timothy Williams, Kenichi Soga, Richard Millet, and Shawn Orgill)
• Researching Optimal Grout Mixes Using Large Scale Laboratory Testing for Logan Martin Dam (Eric E. Manning, Bobby E. Williams, Ronald L. Robinson, and Joshua T. Anderson)

Concurrent Session #17: Get Your Modeling Fix
• Rapid Inundation Mapping (Whitney Sorrels, Ed Stowasser, and Mike Koon)
• Findings from re-evaluating the IDFs for three dams in California during times of change (Carmen Bernedo, Vik Iso-Ahola, and Adam B. Mazurkiewicz)
• Empirical Models for Estimating On-Stream Reservoir Storage Capacity (Richard A. Keizer Jr., Blake J. Dolve, Robert G. Burns and Gabby L. Hernandez)

Concurrent Session #18: The Importance of Vigilance: Managing Risk During Rehabs
• Risk Management for Dam Rehabilitation Projects (David Paul, Dan Johnson, and Terry Arnold)
• Dam rehabilitation and the perpetuation of human factors across time and space (Meghan Walter, John Gillilan, and John Markov)
• Goose Pasture Tarn Dam: Emergency Planning for a Not-So-Safe Dam (Greg J. Monley and Steve Jamieson)

Concurrent Session #19: Breach Modeling
• Advances in Risk-Informed Dam Breach Modeling (Chris Goodell)
• Hope Is Not A Strategy: Our Experience with Rapid Dam Break Analysis Tools (Thomas E. Evans, Erdem O. Tastan, Patterson X. V. Gambill, Stephen L. Whiteside, and John M. McCain)
• Prediction of Flood Models for Dam Breaching Due to Overtopping (Deepak Kumar, and V.K. Arora)

Concurrent Session #20: Instrumentation and Investigation
• My How You (Dam Instrumentation) Have Changed! (Robert Saber, Christopher Bailey, and E.J. Barben).
• Using High Resolution Automated Instruments to Identify Karst Connectivity in a High Hazard Dam (John Baird, Kristen Enzweiler, and Steven Shifflett)
• Damage Detection and Quantification in Dam Spillways using Robotics and Computer Vision (Harsh Rathod, Ali Mostafavian, and Chris Bray)

Concurrent Session #21: State Tech Stuff
• Taking Our Dam Safety Program to the Cloud (Jonathan Garton)
• Using ArcGIS Online for Responding to Emergencies and Complaints (Chadrick Hill)
• Efficiency, Quality, and Service? Lessons Learned Implementing a Dam Inspection Application (John Roche)
• Inundation Mapping - Beyond Fair Weather Failure Maps (Rajat Saha)

Concurrent Session #22: Decade Dam Failures Series Part 3: Class of 2010
• Delhi Dam Failure of 2010 (Presentation Only) (Morgan Ruark)
• 10th Anniversary of the Failure of Tempe Town Lake Dam (Chris Kabala, Stewart Vaghti, and Gregory L. Richards)
• Neidow Dam Failure of 2010 - Eric Gross, Paul Kokoszka, and James Pawloski)

Concurrent Session #23: Rehab At Its Best
• Underpinning Prairie: Micropiles Support Prairie Du Sac Dam (Brian Barkauskas, Josh Timmreck, and Alexander Sherman)
• Old Problems, New Solutions: Rehabilitating Beaverdam Creek Dam (David Snyder, Bob Saber, and Erik Smedley)
• Herbert Hoover Dike Rehabilitation Gap Closure Project (Dario Maesano, Pablo Bassola, and Scott Gordon)

Concurrent Session #24: Spilling on CFDs
• CFD Modeling of Transverse Waves in Hebgen Dam Spillway (Fangbiao Lin)
• Assessing the Hydraulic Performance and Integrity of Concrete-Lined Spillways (Benjamin Israel Devadason, Paul G. Schweiger, and Seth D. Thompson)
• Tip the Fusegates: Risk Reduction at North Fork Dam (Mark E. Landis, Scarlett Kitts, Hasan Kocahan, and Leslie Carreiro)

Concurrent Session #25: Spotlight on Seismic Issues
• The Need for Keeping Pace With the Science for Earthquake Dam Safety (Ivan Wong, Patricia Thomas, and Roger Raeburn)
• Evolution of Seismic Analysis of an Embankment Dam (Khaled Chowdhury, Ethan Dawson, Kevin Hazleton, Adam Gamblin, Erik Newman, Mark Dober, and Raymond B. Seed)
• Mosul Dam: Dealing with High Artesian Conditions - A case history (Nagesh Malyala, Juan Vargas, and David Sawitzki)

Concurrent Session #26: Unique Spillways
• Flood Infrastructure: Localized Scour at Piano Key Weirs (Wyatt Lantz, Brian Mark Crookston, and Michele Palermo)
• Developing Free-Surface Inception Point for Stepped Chutes with Multiple Sections of Surface Roughness along the Chute Floor (Sherry L. Hunt, and Kem C. Kadavy)
• Spillway overtopping and guidewall analysis of Lahontan Dam (Bryan Heiner)

Concurrent Session #27: Risk Panel
• Life Safety Consequences: What are the Resources, Trends, and Key Considerations for Risk Assessment and RIDM? A Panel Discussion with Q&A (Joe Goldstein)
• How Will the Emergence of Risk-Informed Design Affect Design Practice, Standards, and the Regulatory Framework? (Derek Morley)

Concurrent Session #28: Let’s Talk About Improving Resiliency
• No Pain, No Gain! Building Collective Muscle Memory through Sector-Wide Exercises (Enrique E. Matheu, Michelle Yezierski, Craig Freer, and Kate Schwartzer)
• Structure Integrity Hierarchy: A Tool for Incident Planning and Response (Derek Morley, Brian Martinez, and John France)
• Public Dissemination of USACE Inundation Maps (Rebecca Ragon, Michelle Carey, and Amanda Sutter)

Concurrent Session #29: Federal, State and Local Perspectives
• Quality Assurance/Quality Control in Dam Safety Design - An Essential Component of the Design Process (Frank L. Blackett)
• Comprehensive Needs Assessment for Oroville Dam and Appurtenant Facilities (Leslie F. Harder, Rhonda Robins,and Stephen Verigin)
• Design of Quality Assurance Program to Validate Dam Foundation Grouting (Juan Vargas, David Sawitzki, and Nagesh Malyala)

Concurrent Session #30: Challenges Facing Levee Projects
• Evaluating the Performance of the Lower Assiniboine Levee System in Response to the Record Flooding of 2011 (Rob Kenyon, and Chris Robak)
• The Challenge of Aging and Submerged Pipes in Levees Due to Ohio River Pool Raises (Terry M. Sullivan, William Puckett, Jacob M. Nienaber, Steven S. Spagna, and Emily Calla)
• Empirical Equations for Levee Breach Parameters Based on Reliable International Data (Kaveh Zomorodi)

Concurrent Session #31: Soapbox – Discussing Updates to the Model State Dam Safety Program Guidance Manual
• Soapbox - Updating the Model Dam Safety Program (Keith Mills, Hal Van Aller; Doug Johnson; Ben Green; Mark Ogden; Ken Smith; Dusty Myers; and Tony Fernandes)

Concurrent Session #32: A+ Case Studies
• Case Study: The Importance of Good Flashboard Design for Dam Safety, a Dam Owner's Perspective (Stephen Kinsley)
• Lake Louise Dam - Preventing Kelly Barnes 2.0 (Bradley T. Boyer, and Brett W. Dodd)
• Emergency Replacement of Collapsed Spillway Underdrain Pipe (Paul Worrlein, and Kevin Larson)

Concurrent Session #33: Decade Dam Failures Series Part II: Old Stories, New Lessons
• They Don’t Tell Stories Like They Used To. Dam Failures and Incidents: A Review of ENR Article Archives from 1875 to 1923 (Jonathan Pittman, Clint Brown, and Johnathon Atkins)
• The Walnut Grove Dam 1890 Failure: The Worst and Most Forgotten Disaster in Arizona History (Nathaniel Gee, and Keil Neff)
• The Great Granite Dam Failure of 1900: The Story of the Early Years of Austin, Texas (Jonathan Pittman)

Concurrent Session #34 A Success Story: Twenty Years of Rehab Through the USDA Small Watershed Program
• Responding to the Alarm of Aging Infrastructure: The Behind-the Scenes Story of How NRCS engaged with Partners and Congress to Enact the Watershed Rehabilitation Act of 2000 (Larry Caldwell, and Doug McKalip)
• Never Too “Dam” Old: 80 years of Dam Research by the Agricultural Research Service in Support of the USDA Small Watershed Program and Dam Rehabilitation (Sherry L. Hunt, and Darrel M. Temple)

Concurrent Session #35: Prioritizing thru Risk Analysis
• Gated Side-Channel Spillway Capacity and Structural Stability of the Salt Springs Dam (Adrian Strain, Abbas Dorostkar, and Andrew Fisher)
• The Next Step After 2,000 Dam Inspections: Risk-Based Prioritization (Erdem O. Tastan, Kermit Applegate, and Thomas E. Evans)
• Developing an Initial Prioritization Tool for California’s Dam Safety Program (Kristen Martin, and Vojislav Cvijanovic)

Concurrent Session #36: ASDSO Behind the Scenes
• ASDSO Behind the Scenes: A look at how ASDSO runs, what ASDSO is working on, and how you can get involved to further the organization and your career. All through the lens of some of the professionals who are making it happen. (Lori Spragens, Ross Brown, Kate Naughton, John Moyle, and Bill McCormick)

Concurrent Session #37: Tailings Dams
• First Virtual Round Table on Tailings Dams: Catching up on tailings dam safety and regulation around the world (Charles Cobb, Mike Henderson, Amanda Adams, Harvey McLeod, Andy Small, Kim Morrison, Dr. Dirk Van Zyl, and Dr. Priscilla Nelson)

Poster and Lightning Talks
• An Up to Date on La Romaine Complex, The Most Important Hydroelectric Project Under Construction in North America (Vlad Liviu Alicescu, and Jean Pierre Tournier)
• Historic Information in Dam Rehabilitation (Ed Kaminski, Jared Deible, Joe Kudritz, and Ed Raptosh)
• Modeling of a Variable Radius Concrete Arch Dam Using Unmanned Aerial System Photogrammetry (Ryan Coppersmith, and Tim Truong)
• Overview of California Dam Safety Inundation Map Program (Murari Paudel, Phu Huynh, and Ariya Balakrishnan)
• Permeability of Cutoff Wall Seepage Barriers in Earthen Dams: A Case Study of East Branch Dam Safety Modification (Carolyn Marie Wehner)
• Piezometer Testing and Evaluation at the Youghiogheny River Dam (Harold B. Russell, and Paul Zinnecker)
• Pyramid Dam Emergency Spillway: Comprehensive geologic and geotechnical investigation to quantify rock erodibility for an unlined emergency spillway (Michael Buga, Eduard Egov, Dawning Wu, Olivia M. Virgadamo, Mark Pagenkopp, Brad von Dessonneck, and David Trench)
• Repurposing the Indianford Powerhouse to Improve Project Discharge Capacity (Jeffrey A. Anderson)
• Application of a Screening Technique to Evaluate Auxiliary Spillway Erosion (Sanjeeta Ghimire, and Joseph Schulenberg)
• Shear Key Excavation Stability Analysis at a Slopewash Section of B.F. Sisk Dam (Kevin Zeh-Zon Lee, David M. Weidinger, Tonya J. Hart, Derek T. Wittwer, and David R. Gillette)
• Strain-based Approach for Stability Analysis of Earthen Embankments (Rowshon Jadid, Brina M. Montoya, and Mohammed A. Gabr)
• Unsaturated soil model effects on the propagation of the saturated zone in levees during flooding (Prince Turkson, Daniel R. VandenBerge, and Elizabeth R. Boeglin)
• Use of Tractive Force Methods for Determining Railroad Bed Instability and Assessing Corresponding Flood Risks (Jeffrey Blass, and G. Michael McIntyre)