Dam Safety 2020: Agenda

*Please note the invited conference agenda is tentative and subject to change.
*All times are listed in Eastern time.

Quicklinks: Monday • Tuesday • Wednesday • ThursdayFriday


11:00 am – 12:30 pm
General Session: What Can the History of California Dam Building and Safety Teach Us?
Harald W. Van Aller, President, Association of State Dam Safety Officials

Looking Back. A History of California Dams.
Dr. Donald Jackson, Professor of History, Lafayette 

Recent Advancements in California’s Dam Safety Program
Sharon K. Tapia, P.E., Chief of California Division of Safety of Dams, State of California

12:30 pm – 1:00 pm
Exhibit Hall/Networking Time

1:00 pm – 2:30 pm
Concurrent Session #1: Advancements in PMP Practice
Moderator: Jade Soddell, Supervisory Physical Scientist, Bureau of Reclamation

Making the Case for Developing Realistic Inflow Design Floods in Colorado’s Rocky Mountains
Mark Perry, Dam Safety Engineer, CO Division of Water Resources; and Bill McCormick, Chief of Dam Safety, Colorado Dam Safety

Utah PMP Studies: The Third Time’s the Charm
Everett W. Taylor, P.E., Dam Safety Engineer, UT Division of Water Rights, Dam Safety

A methodology to evaluate probable maximum precipitation (PMP) under changing climate conditions
Bill Kappel, President/Chief Meteorologist; and Doug Hultstrand, Senior Hydrometeorologist, Applied Weather Associates

Concurrent Session #2: Expert Perspectives on Seepage Modeling
Moderator: John Roche, P.E., Senior Engineer, MD Department of the Environment

Dam Seepage Models - Tool, Rules & Guidance (From a Regulatory Perspective) 
Michele Lemieux, P.E., Montana Dam Safety Section Supervisor, MT Department of Natural Resources and Conservation

Seepage Models - Tips,  Tools, & Guidance (From an Engineer’s Perspective)
Jennifer Williams, Assoc. Vice President, AECOM; and Julie Heitland, Geotechnical Engineer, AECOM

Concurrent Session #3: Decade Dam Failure Series Part I: Failed but Rebuilt
Moderator: Johnathon Atkins, P.E., Dam Safety Engineer, LA Department of Transportation and Development 

Alexander Dam: The Story of a Construction Failure on Kauai in 1930
Lee Mauney, P.E., CFM, Dam Levee & Civil Works Project Manager; and Abbas Dorostkar, Ph.D., P.E., P.Eng, Senior Water Resources Engineer, HDR; and Dave Sykora, Principal Engineer, Exponent

Pampulha Dam Rupture Study
Juan Deyvson José Camilo da Silva, Master Student in Geotechnics; and João Paulo Tavares Souza, Master Student in Geotechnics, University of Brasilia, Brazil

The Prospect Dam Failure of 1980
L. Clint Brown, P.E., Senior Dam/Reservoir Engineer; and Dylan Hoehn, Staff Civil/Hydrologic Engineer, Engineering Analytics

Saving the Guajataca Dam Spillway: Interim Risk Reduction Measures
Carlos Cepero, P.E., Regional Geotechnical Lead (Southwestern Division), US Army Corps of Engineers

2:30 pm – 3:00 pm
Exhibit Hall/Networking Time

3:00 pm – 4:30 pm
Concurrent Session #4: Understanding Erodibility
Moderator: Gregory Glunz, P.E., Associate Vice President, AECOM

Methods for evaluating block stability on masonry or jointed spillways
John Chesterton, Principal Project Manager - Dams and Hydraulic Structures; John Heald, Senior Hydraulic Modeller; John Foster, Principal Civil Engineer; and David Rebollo, Civil Engineer, Mott MacDonald

Lessons learned from a screening study of bedrock erodibility at spillway foundations
Stephanie Briggs, Senior Geologist; Hans AbramsonWard, CEG, Principal Geologist; and Mark Szymanski, Senior Staff Geologist, Lettis Consultants International; Jose Vasquez, Ph.D., P.E.; 
and Brady McDaniel P.E., Northwest Hydraulics Consultants; Robert Annear, Ph.D., P.E.; and Derek Morley, P.E., Geosyntec Consultants; and Brandon McGoldrick, P.E., Idaho Power

Advanced Modeling of Rock Scour at Gated Spillway
Dustin Mortensen, P.E., Associate; and Hande Gerkus-Harris, Ph.D., P.E., Freese and Nichols, Inc.; Erik F. R. Bollaert, Ph.D., AquaVision Engineering; and Kenneth H. Stokoe II, Ph.D., P.E., Department of Civil, Environmental and Architectural Engineering, The University of Texas at Austin

Concurrent Session #5: Focus on Site Assessment
Moderator: Alan Orsi, P.E., Vice President, Pare Corporation

Forensic Analysis into the Wells Dam East Embankment Design and Construction History to Address Ongoing Internal Erosion and Seismic Stability Concerns
Frederic Snider, P.G., Associate Scientist; Alex Rutledge, P.G., P.E., Senior Associate Scientist; Robert Cannon, P.G., Principal; Tom Hepler, P.E; and Jonathan Harris, P.E., Schnabel Engineering; and Cheri Wilson, Chief Dam Safety Coordinator, Douglas County Public Utility District

GNEISS!! Exploring the Conklingville Dam Spillway and Foundation
Keith Toombs, P.E., Project Engineer; Brian Toombs, P.E., Senior Engineer; David Railsback, P.E., Senior Engineer; Michael Taylor, P.E., Principal Engineer; and Fred Snider, P.G., Associate Scientist, Schnabel Engineering

Integrating a Large Data Set to Properly Scope the Phase II Repairs at the Lake Manatee Dam
Glen R. Andersen, Sc.D., P.E., Principal Engineer – Geotechnical; Karishma R. Desai, P.E., Senior Engineer – Geotechnical; and Seth Olsen P.E., Senior Engineer – Geotechnical, Wood Environment & Infrastructure Solutions

Concurrent Session #6: Perspectives on Dam Removal
Moderator: Nicholas Ciomei, P.E., Engineer, Kleinschmidt

Hidden Treasure or Hidden Risk? Risk Management in a Unique Dam Safety Emergency
Jason Ward, Ph.D., P.E, Dam Safety Engineer; and Bill McCormick, P.E., P.G., Chief, Dam Safety Branch, CO Division of Water Resources

The Cucharas #5 Dam Removal; a Story of Determination, Persistence and Partners 
Mark Perry, P.E., Dam Safety Engineer; and Bill McCormick, P.E., P.G., Chief of Dam Safety, CO Division of Water Resources; Paul Bennington, First Assistant Attorney General; and Phillip Lopez, Senior Assistant Attorney General II, Colorado Department of Law

Aligning Dam Removal and Dam Safety: Comparing Policies and Institutions Across States
Margaret Walls, Ph.D., Senior Fellow, Resources for the Future

4:30 pm – 5:00 pm
Exhibit Hall/Networking Time


11:00 am – 12:30 pm
General Session: Report from the First ASDSO Dam Failure Investigation - The Spencer Dam Failure
Moderator: Bill McCormick, P.E., Chief, Dam Safety Branch, CO Division of Water Resources

The Spencer Dam Failure Investigation
Mark E. Baker, P.E., Senior Advisor, Dam & Levee Safety. HDR; Martin Teal, Senior Vice President, West Conultants; John Trojanowski, P.E., Owner/President, Trojanowski Dam Engineering, Limited; and Robert Ettema, Ph.D., Harold Short Endowed Chair, Civil and Environmental Engineering, Colorado State University

12:30 pm – 1:00 pm
Exhibit Hall/Networking Time

1:00 pm – 2:30 pm
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, P.E., D.GE, D.WRE, Independent Consultant, JWF Consulting LLC; Christina Bennetts, P.E., Geotechnical Engineer; and Harry C. Donaghy, E.I.T, Staff Geotechnical Engineer, AECOM

Concurrent Session #8: Notable Experiences with and Approaches to Erosion Control
Moderator: Benjamin Israel-Devadason, P.E., Senio Hydraulic & Hydrologic Engineer, Gannett Fleming 

Physical Model Study of the Proposed Low Froude Number Stilling Basin at Cedar Falls Hydroelectric Project
Brian Tri, P.E., Vice President; Chris Marr, P.E., Sr. Engineer; and Cory Anderson, P.E., Water Resources Engineer, Barr Engineering Co.; and Dean Steines, P.E., Principal Plant Engineer, Hydro Operations, Xcel Energy

Dry Creek Dam: From Debris Basin to Urban Recreation
Brandon D. Horrocks, P.E., Design Engineer; S. Robert Johnson, P.E., President; Jacob S. Price, P.E., RB&G Engineering, Inc.; and Everett W. Taylor, P.E., Dam Safety Engineer, UT Division of Water Rights, Dam Safety

A Computational Fluid Dynamics Approach to Assessing and Limiting Scour from Complex Spillway Flows
Damian Gomez, P.E., Water Resources Engineer, Gomez and Sullivan Engineers, D.P.C.; and Richard Mickwee, P.E., Dam Safety & Surveillance Supervisor, Southern Company Generation

Concurrent Session #9: Rehab Construction: Intakes and Outlet Works
Moderator: Arun Parsons, P.E., Dams and Levees Business Class Leader, HDR

From Lessons-Learned to Action Items - A Case Study of Major Dam Intake Structure Rehabilitation with a 100' Deep Cofferdam
Kurt S. Feairheller, Sr. Project Manager, Crofton Industries

To Lift a Hoist or Torque a Trunnion for Tainter Gate Trunnion Friction Load Cases?
Kevin Gerst, Hydraulic Structures Section Lead; Asha Baradi, P.E., Hydraulic Structures Engineer; and Sam Planck, P.E., Principal Hydraulic Structures Engineer, HDR

Nothing Boring about Boring and Jacking
J. Chris Stoner, P.E., State Conservation Engineer; and Jessica Juenger, Geologist, USDA - NRCS; and Joe Freeland, P.E., Project Engineer, Oklahoma Conservation Commission

2:30 pm – 3:00 pm
Exhibit Hall/Networking Time

3:00 pm – 4:30 pm
Concurrent Session #10: Erosion and Seepage: From Theory to Practice
Moderator: Axel Montalvo-Bartolomei, P.E., Research Geotechnical Engineer, US Army Corps of Engineers 

Charts for Estimating Probabilities of Backward Erosion Piping Progression in Deep, Pervious Foundations
Bryant A. Robbins, P.E., Research Civil Engineer, US Army Corps of Engineers, Engineer Research and Development Center; and Timothy M. O'Leary, P.E., Lead Civil Engineer, US Army Corps of Engineers, Institute for Water Resources, Risk Management Center

Rapid Response to Internal Erosion Initiation
Ian McGrath, P.E., Dam Safety Engineer, PacifiCorp; and Cari Beenenga, P.E., Vice President, Gannett Fleming, Inc.

Rehabilitating the Hardy Dam for Stability and Seepage Control
Rob Kenyon, Ph.D., P.Eng., FEIC, Geotechnical Specialist Advisor; Jason Mann, Department Head Environmental Services - Associate Principal; Chris Robak, P.Eng., Senior Geotechnical Engineer; and Andi Bogdanovic, M.Sc. P.E,Regional Director, KGS Group

Concurrent Session #11: Blue Ribbon 2D Applications
Moderator: Kevin Ruswick, P.E., Senior Associate, Schnabel Engineering

2D Hydrologic Modeling Compared to Traditional Unit Hydrographs
Nicholas Miller, P.E., P.H., Senior Water Resource Engineer, GEI Consultants, Inc.

Live Free or Die Trying to Model these Dams - A Two-Dimensional Watershed and Reservoir Routing in New Hampshire
Nathaniel Clymer, P.E., Project Engineer, Gannett Fleming, Inc.; and Corey Clark, P.E., Chief Engineering & Construction Engineer, NH Department of Environmental Services

Concurrent Session #12: Cutting Edge Tech
Moderator: Kristin Ray, P.E., Associate, Hazen & Sawyer

Deep Learning AI and Its Application to Dam Safety and Hydrology
James Logan, CEO; and Charles Yost, Meteorologist, OneRain, Inc.

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, Civil Engineer, Federal Emergency Management Agency - National Dam Safety Program; Jose Lara, Mitigation and Dam Safety Branch, Governor’s Office of Emergency Services (Cal OES); Shweta Chervu, Advanced Planning Section Manager, Ventura County Watershed Protection District - Planning and Permits; and Erin McCann, Senior Emergency Services Coordinator, San Diego County Office of Emergency Services

Using UAV and GIS Technology in Dam Safety to Support Condition Assessment and Maintenance Planning
Chris Bray P.E., Senior Dam Safety Engineer; and William Johnstone P.E., Ph.D., Spatial Vision Group, Inc.

4:30 pm – 5:00 pm
Exhibit Hall/Networking Time


11:00 am – 12:30 pm
Concurrent Session #13: Improving Public Safety Around Dams
Moderator: Matthew Lindon, P.E., Hydrological Engineer, Loughlin Water Resources

A National Inventory for Low-head Dams:  Methods and Results
Rollin H. Hotchkiss, Ph.D., P.E., D.WRE, F.ASCE, Professor, Brigham Young University; Paul Schweiger, P.E., CFM, Vice-President and Dams and Hydraulics Practice Leader, Gannett Fleming, Inc.; and Brian Crookston, Ph.D., Assistant Professor, Utah State University

Does What Happens at a Dam, Stay at the Dam?; Public Safety Hazards and Consequences Related to Making Releases from Dams.
Steven Davidheiser, Senior Project Engineer/Project Manager; and Paul Schweiger, P.E., CFM, Vice President and Dams and Hydraulics Practice Leader, Gannett Fleming, Inc.

Considerations Surrounding the Rehabilitation and Removal of Low-head Dams 
Rollin Hotchkiss Ph.D., P.E., D.WRE, F.ASCE, Professor, Brigham Young University; Ken Wright P.E.; and Karl Kingery, P.E.

Concurrent Session #14: H&H Grab-N-Go Number 1
Moderator: John Ritchey, P.E., Project Consultant, Frech & Parrello Associates

Spillway Debris Physical Model Study: Morning-glory Spillway Structure
Melissa Shinbein, P.E., Hydraulic Engineer; and Kent Walker, Dam Safety Program Manager, Bureau of Reclamation 

Comparison of Fundão Dam Breach Flow to Natural Floods Along Rio Doce Watershed
Helvécio de Aguiar Duarte Júnior (BSc), Environmental Engineer; Marcelo Garcia Miranda Diniz (MSc); and Walfrido Pereira Vidigal Júnior, Civil Engineer (BSc), Golder; and Aloysio Portugal Maia Saliba, Civil Engineer (DSc), Federal University of Minas Gerais (UFMG;)

Emergency Action Plans: There’s Always Room for Improvement!
Gregory L. Richards, P.E., CFM, Senior Dams & Hydraulics Project Manager; and William F. Foos, CPP, PSP, Principal Manager - Security and Safety, Gannett Fleming, Inc.

Is our Emergency Action Plan time sensitive?
Joe G. Tam, P.E., Associate Civil Engineer; and Priyanka K. Jain, P.E., Senior Civil Engineer, East Bay Municipal Utility District 

Dams and Tunnels: The Underground Connection
Shawna Von Stockhausen, P.E., Principal Project Manager, Mott MacDonald

Concurrent Session #15: Structural Design Considerations
Moderator: Benjamin Webster, P.E., Principal, Stantec Consulting Services

Predicting and Evaluating the Effects of Anchoring on Uplift, Bluestone Dam, Hinton, WV 
Kimberly D. Davidson, P.G., Geologist, US Army Corps of Engineers

Final Design of Eagle Canyon Dam and Debris Basin
Somalingam Balachandran, Ph.D., P.E., G.E., Vice President and Principal Engineer; Joseph J. Kulikowski, P.E., G.E., President and Senior Principal Engineer; and Shuyu Liu, P.E., Senior Project Engineer, GENTERRA Consultants, Inc.; Helio K. Takano, P.E., Engineering Project Manager; and Robert Cullen, P.E., Assistant Chief Engineer, Riverside County Flood Control & Water Conservation District

Lessons Learned on Hydraulic Asphalt Mix Design in the US
Wonnie Kim, Geotechnical Engineer; and Don Montgomery, Principal Engineer, Stantec Consulting Services, Inc.

12:30 pm – 1:00 pm
Exhibit Hall/Networking Time

1:00 pm – 2:30 pm
Concurrent Session #16: Barrier Cutoff Walls & Grouting
Moderator: Greg Yankey, P.E., Senior Consultant & Principal, HDR
Analytical Methods for Borehole Permeability Tests in Seepage Barrier Walls
R. Lee Wooten, P.E., Principal; David R. Shields, P.E., Senior Project Manager; and Darren D. Clark, P.E., Project Manager, GEI Consultants, Inc.; and Charles Fitts, Ph.D., Fitts Geosolutions, LLC

Seepage Cutoff Walls: Lessons Learned, Implemented, and to be Implemented
Khaled Chowdhury, Ph.D., P.E., G.E., Senior Geotechnical Engineer; and Joseph Waltz, P.E., Geotechnical Engineer, US Army Corps of Engineers; Meredith Beswick, P.G., P.E., Senior Engineer/Geologist; and Timothy Williams, P.E., G.E., Senior Principal Geotechnical Engineer, Kleinfelder; Kenichi Soga, Ph.D., The Donald H. McLaughlin Chair of Mineral Engineering, Chancellor’s Professor, Department of Civil and Environmental Engineering, UC Berkeley; Richard Millet, P.E., G.E., Vice President and Levee Program Manager; and Shawn Orgill, Senior Engineer, AECOM

Researching Optimal Grout Mixes Using Large Scale Laboratory Testing for Logan Martin Dam
Eric E. Manning, P.E., Geostructural Services Supervisor, Southern Company; Bobby E. Williams, P.E., Owner / Principal Engineer; and Ronald L. Robinson, Principal Geologist, Tri L Engineering, LLC; and Joshua T. Anderson, Engineer, Alden Research Laboratory, Inc.

Concurrent Session #17: Get Your Modeling Fix
Moderator: Joseph Kudritz, P.E., Engineer, Michael Baker Associates

Rapid Inundation Mapping
Whitney Sorrels, P.E., Hydraulic Engineer; Ed Stowasser, P.E., Hydraulic Engineer; and Mike Koon, GIS Specialist, US Army Corps of Engineers

Findings from re-evaluating the IDFs for three dams in California during times of change 
Carmen Bernedo P.E., D.WRE., Principal Civil Engineer; and Vik Iso-Ahola, P.E., PMP, Vice President, Stantec Consulting Services, Inc.; and Adam B. Mazurkiewicz, Operations and Maintenance Manager (Acting), San Francisco Public Utilities Commission

Empirical Models for Estimating On-Stream Reservoir Storage Capacity
Richard A. Keizer Jr., P.E., Senior Engineer; Blake J. Dolve, P.E.; Robert G. Burns, CEG, Senior Engineering Geologist; and Gabby L. Hernandez, Engineer, California Division of Safety of Dams 

Concurrent Session #18: The Importance of Vigilance: Managing Risk During Rehabs 
Moderator: Mark Ogden, P.E., Technical Specialist and States Outreach, Association of State Dam Safety Officials

Risk Management for Dam Rehabilitation Projects
David Paul, P.E., Senior Technical Advisor, HDR Engineering Inc.; and Dan Johnson, Senior Technical Advisor; and Terry Arnold, Senior Geotechnical Engineer, AECOM

Dam rehabilitation and the perpetuation of human factors across time and space
Meghan Walter, P.E., Environmental Engineer; John Gillilan, P.E., State Design Engineer; and John Markov, R.G., State Geologist, USDA – NRCS

Goose Pasture Tarn Dam: Emergency Planning for a Not-So-Safe Dam
Greg J. Monley, P. E., Senior Geotechnical Engineer; Steve Jamieson, P.E., President, W.W. Wheeler & Associates, Inc.

2:30 pm – 3:00 pm
Exhibit Hall/Networking Time

3:00 pm – 4:30 pm
Concurrent Session #19: Breach Modeling
Moderator: Jonathan Keeling, P.E., Principal, Dam and Levee Sub-Sector, Stantec Consulting Services

Advances in Risk-Informed Dam Breach Modeling
Chris Goodell, P.E., D.WRE, Principal Consultant, Kleinschmidt Associates

Hope Is Not A Strategy: Our Experience with Rapid Dam Break Analysis Tools
Thomas E. Evans, P.E., Geotechnical Engineer; Erdem O. Tastan, Ph.D., P.E.; Patterson X. V. Gambill, P.E., PMP, Senior Water Resources Engineer; and Stephen L. Whiteside, P.E., Senior Geotechnical Engineer, CDM Smith; and John M. McCain, P.E., Section Manager, SC Department of Health & Environmental Control

Prediction of Flood Models for Dam Breaching Due to Overtopping
Deepak Kumar, UIET, M.D., University, Rohtak, Haryana, India; Baldev Detia, Professor, NIT; and V.K. Arora, Professor, NIT, Kurukshetra, India 

Concurrent Session #20: Instrumentation and Investigation
Moderator: Ian Maki, Project Engineer, CA Department of Water Resources

My How You (Dam Instrumentation) Have Changed!
Robert Saber, P.E., Chief Geotechnical Engineer; Christopher Bailey, P.E., Principal Geotechnical Engineer; and E.J. Barben, Senior Geotechnical Engineer, Gannett Fleming, Inc.

Using High Resolution Automated Instruments to Identify Karst Connectivity in a High Hazard Dam
John Baird, G.I.T., Geologist; and Kristen Enzweiler, P.G., Geologist, US Army Corps of Engineers; and Steven Shifflett, P.E., Engineer

Damage Detection and Quantification in Dam Spillways using Robotics and Computer Vision
Harsh Rathod, Ph.D., Chief Executive Officer; and Ali Mostafavian, Ph.D., Computer Vision Engineer, Niricson Software Inc.; and Chris Bray, P.Eng., Surveillance Engineer, Dam Safety, BC Hydro

Concurrent Session #21: State Tech Stuff
Moderator: Kallie Bauer, P.E., Dam Safety Engineer, CO Division of Wter Resources

Taking Our Dam Safety Program to the Cloud
Jonathan Garton, P.E., Dam Safety Engineer, IA Department of Natural Resources

Using ArcGIS Online for Responding to Emergencies and Complaints
Chadrick Hill, Civil Engineering Specialist, MT Department of Natural Resources and Conservation

Efficiency, Quality, and Service? Lessons Learned Implementing a Dam Inspection Application
John Roche, Chief, Dam Safety Permits Division, MD Department of the Environment

Inundation Mapping - Beyond Fair Weather Failure Maps
Rajat Saha, P.E., Ph.D., Senior Water Resources Engineer, CA Department of Water Resources

4:30 pm – 5:00 pm
Exhibit Hall/Networking Time


11:00 am – 12:30 pm
Concurrent Session #22: Decade Dam Failures Series Part 3: Class of 2010
Moderator: Lee Mauney, P.E., Dam Levee & Civil Works Project Manager, HDR

Delhi Dam Failure of 2010
Morgan Ruark, P.E., P.H., CFM, Senior Hydrologist and Water Resources Engineer

10th Anniversary of the Failure of Tempe Town Lake Dam
Chris Kabala, P.E., Principal Civil Engineer, City of Tempe; Stewart Vaghti, P.E., ENV SP, Principal Dams and Hydraulics Project Manager; and Gregory L. Richards, P.E., CFM, Senior Project Manager, Gannett Fleming, Inc.

Neidow Dam Failure of 2010
Eric Gross, P.E., Senior Civil Engineer; and Paul Kokoszka, Civil Engineer, Federal Energy Regulatory Commission; and James Pawloski, P.E., President, James T. Pawloski, PE, LLC

Concurrent Session #23: Rehab At Its Best 
Moderator: John Conway, PG, Dam and Levee Safety Program Manager, US Army Corps of Engineers

Underpinning Prairie: Micropiles Support Prairie Du Sac Dam
Brian Barkauskas, P.E., Director of Business Development; Josh Timmreck, Project Manager; and Alexander Sherman, Project Engineer, Nicholson Construction

Old Problems, New Solutions:  Rehabilitating Beaverdam Creek Dam
David Snyder, P.E., Principal Geotechnical Engineer; and Bob Saber, P.E., Chief Geotechnical Engineer, Gannett Fleming, Inc.; and Erik Smedley, P.E., Engineer, Loudoun Water

Herbert Hoover Dike Rehabilitation Gap Closure Project
Dario Maesano, Project Engineer; Pablo Bassola, Project Manager; and Scott Gordon, Quality Control System Manager, TREVIICOS South

Concurrent Session #24: Spilling on CFDs
Moderator: Robert Eichinger, P.E., Principal, Stantec Consulting Services

CFD Modeling of Transverse Waves in Hebgen Dam Spillway
Fangbiao Lin, Ph.D., PE, Vice President, Stantec Consulting Services, Inc.

Assessing the Hydraulic Performance and Integrity of Concrete-Lined Spillways
Benjamin Israel Devadason, P.E., CFM., Senior Hydraulic and Hydrologic Project Engineer; Paul G. Schweiger, Vice President; and Seth D. Thompson, E.I.T., Gannett Fleming, Inc.

Tip the Fusegates: Risk Reduction at North Fork Dam
Mark E. Landis, P.G., P.E., Principal; and Scarlett Kitts, P.E., Project Engineer, Schnabel Engineering; Hasan Kocahan, Manager, Hydroplus Inc.; and Leslie Carreiro, Division Manager - Water Production/Water Quality, City of Asheville, NC

12:30 pm – 1:00 pm
Exhibit Hall/Networking Time

1:00 pm – 2:30 pm
Concurrent Session #25: Spotlight on Seismic Issues
Moderator: Craig Finlday, P.E., President, Findlay Engineering

The Need for Keeping Pace With the Science for Earthquake Dam Safety
Ivan Wong, Senior Principal Seismologist; and Patricia Thomas, Principal Engineering Seismologist, Lettis Consultants International; and Roger Raeburn, Chief Dam Safety Engineer, PacifiCorp

Evolution of Seismic Analysis of an Embankment Dam
Khaled Chowdhury, Ph.D., P.E., G.E., Senior Geotechnical Engineer; Ethan Dawson, Ph.D., Senior Geotechnical Engineer; Kevin Hazleton, P.E., G.E., Geotechnical Engineer; and Adam Gamblin, P.E., Geotechnical Engineer, United States Army Corps of Engineers; Erik Newman, Ph.D., P.E., Project Manager; and Mark Dober, Senior Seismologist, AECOM; and Raymond B. Seed, Professor Emeritus, University of California, Berkeley

Mosul Dam: Dealing with High Artesian Conditions - A case history
Nagesh Malyala, P.E., Technical Leader; Juan Vargas, Vice President; and David Sawitzki, Vice President, AECOM

Concurrent Session #26: Unique Spillways
Moderator: John Chesterton, P.E., Principal, Mott MacDonald 

Flood Infrastructure: Localized Scour at Piano Key Weirs
Wyatt Lantz, Research Assistant, Utah State University; and Brian Mark Crookston, Ph.D, PE, Assistant Professor, Utah State University - Utah Water Research Laboratory; and Michele Palermo, Ph.D, Associate Professor, University of Pisa, Italy

Developing Free-Surface Inception Point for Stepped Chutes with Multiple Sections of Surface Roughness along the Chute Floor
Sherry L. Hunt, Ph.D., E.I.T., Research Leader and Acting Location Coordinator; and Kem C. Kadavy, Agricultural Engineer, USDA – ARS

Spillway overtopping and guidewall analysis of Lahontan Dam
Bryan Heiner, Hydraulic Engineer, Bureau of Reclamation

Concurrent Session #27: Risk Panel
Moderator: Emily Schwartz, P.E., Engineering Manager, Black & Veatch Corporation

Life Safety Consequences: What are the Resources, Trends, and Key Considerations for Risk Assessment and RIDM? A Panel Discussion with Q&A
Joe Goldstein, P.E., Senior Engineer, Geosyntec Consultants

How Will the Emergence of Risk-Informed Design Affect Design Practice, Standards, and the Regulatory Framework?
Derek Morley, P.E., Senior Principal, Geosyntec Consultants

2:30 pm – 3:00 pm
Exhibit Hall/Networking Time

3:00 pm – 4:30 pm
Concurrent Session #28: Let’s Talk About Improving Resiliency
Moderator: Chad Davis, P.E., Northeast Regional Civil Works Business Director, HDR 

No Pain, No Gain! Building Collective Muscle Memory through Sector-Wide Exercises
Enrique E. Matheu, Ph.D., Associate Director, Sectors and Councils; Michelle Yezierski, P.E., Chief, Dams Section; Craig Freer, Program Analyst, Dams Section; and Kate Schwartzer, PMP, Program Analyst, Dams Section, Cybersecurity and Infrastructure Security Agency

Structure Integrity Hierarchy: A Tool for Incident Planning and Response
Derek Morley, P.E., Senior Principal; and Brian Martinez, Ph.D., P.E., Project Engineer, Geosyntec Consultants; and John France, P.E., D.GE, D.WRE, Independent Consultant, JWF Consulting

Public Dissemination of USACE Inundation Maps 
Rebecca Ragon; Michelle Carey; and Amanda Sutter, US Army Corps of Engineers

Concurrent Session #29: Federal, State and Local Perspectives
Moderator: Amanda Lopez, Structural Engineer, AECOM

Quality Assurance/Quality Control in Dam Safety Design - An Essential Component of the Design Process
Frank L. Blackett, P.E., Regional Engineer, Federal Energy Regulatory Commission

Comprehensive Needs Assessment for Oroville Dam and Appurtenant Facilities
Leslie F. Harder Ph.D., P.E., G.E., Principal Professional Associate; and Rhonda Robins, HDR Engineering; Sergio Escobar, Principal Engineer, CA Department of Water Resources; and Stephen Verigin, Principal, GEI Consultants

Design of Quality Assurance Program to Validate Dam Foundation Grouting
Juan Vargas, Vice President; David Sawitzki, Vice President; and Nagesh Malyala, P.E., Technical Leader, AECOM

Concurrent Session #30: Challenges Facing Levee Projects
Moderator: Everett Penn, P.E., Design Engineer, CA Department of Water Resources

Evaluating the Performance of the Lower Assiniboine Levee System in Response to the Record Flooding of 2011 
Rob Kenyon, Ph.D., P.Eng., FEIC, Geotechnical Specialist Advisor; and Chris Robak, P.Eng., Senior Geotechnical Engineer, KGS Group

The Challenge of Aging and Submerged Pipes in Levees Due to Ohio River Pool Raises
Terry M. Sullivan, P.E., Structural Engineer, Risk Management Center; William Puckett, P.E., Geotechnical Engineer; Jacob M. Nienaber, P.G., National Levee Safety Program Manager; Steven S. Spagna, P.G., Geologist; and Emily Calla, P.E., Hydraulic Engineer, Levee Safety Center, US Army Corps of Engineers 

Empirical Equations for Levee Breach Parameters Based on Reliable International Data 
Kaveh Zomorodi, P.E., Ph.D., Senior Hydrologist, Dewberry

4:30 pm – 5:00 pm
Exhibit Hall/Networking Time


11:00 am – 12:30 pm
Concurrent Session #31: Soapbox – Discussing Updates to the Model State Dam Safety Program Guidance Manual
Moderator: Mark Ogden, P.E., Technical Specialist and States Outreach, Association of State Dam Safety Officials

Soapbox - Updating the Model Dam Safety Program
Keith Mills, P.E., G.E., State Engineer for Water Resources, Oregon Water Resources Department; Hal Van Aller; Doug Johnson; Ben Green; Mark Ogden; Ken Smith; Dusty Myers; and Tony Fernandes

Concurrent Session #32: A+ Case Studies
Moderator: Jeffery Powers, P.E., Associate Vice President, Hazen & Sawyer

Case Study: The Importance of Good Flashboard Design for Dam Safety, a Dam Owner's Perspective
Stephen Kinsley, P.E., The City of Columbus

Lake Louise Dam - Preventing Kelly Barnes 2.0
Bradley T. Boyer, P.E., Associate; and Brett W. Dodd, P.E., Project Engineer, Schnabel Engineering

Emergency Replacement of Collapsed Spillway Underdrain Pipe
Paul Worrlein, P.E., Water Resources Engineer, Project Manager, HDR; and Kevin Larson, P.E., Engineering Project Manager, City of Portland Water Bureau

Concurrent Session #33: Decade Dam Failures Series Part II: Old Stories, New Lessons
Moderator: Elena Sossenkina, National Levee Practice Lead, HDR

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, P.E., Senior Associate, Schnabel Engineering; Clint Brown, P.E., Project Dam and Reservoir Engineer, Engineering Analytics; and Johnathon Atkins, P.E., Dam Safety Engineer, Louisiana Dam Safety Program

The Walnut Grove Dam 1890 Failure: The Worst and Most Forgotten Disaster in Arizona History
Nathaniel Gee, P.E., Regional Engineer, Bureau of Reclamation; and Keil Neff, P.E., Ph.D., Senior Associate, Stantec Consulting Services, Inc.

The Great Granite Dam Failure of 1900: The Story of the Early Years of Austin, Texas
Jonathan Pittman, P.E., Senior Associate, Schnabel Engineering

12:30 pm – 1:00 pm
Exhibit Hall/Networking Time

1:00 pm – 2:30 pm
Concurrent Session #34 A Success Story: Twenty Years of Rehab Through the USDA Small Watershed Program
Moderator: Lori Spragens, Executive Director, Association of State Dam Safety Officials

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 P.E., Engineer, USDA - NRCS (Retired); and Doug McKalip, former USDA - NRCS

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, Ph.D., E.I.T., Research Leader and Acting Location Coordinator; and Darrel M. Temple, Research Leader (Retired), USDA – ARS

Concurrent Session #35: Prioritizing thru Risk Analysis
Moderator: Gregory Paxson, P.E., Principal, Schnabel Engineering

Gated Side-Channel Spillway Capacity and Structural Stability of the Salt Springs Dam
Adrian Strain, Water Resource Engineer; and Abbas Dorostkar, Senior Water Resource Engineer, HDR; and Andrew Fisher, Civil Engineer – Dam Safety Program, Pacific Gas & Electric

The Next Step After 2,000 Dam Inspections: Risk-Based Prioritization
Erdem O. Tastan, Ph.D., P.E.; Kermit Applegate, P.E.; Patterson X. Gambill, P.E.; and Thomas E. Evans, P.E., CDM Smith

Developing an Initial Prioritization Tool for California’s Dam Safety Program
Kristen Martin, P.E., Senior Engineer; and Vojislav Cvijanovic, P.E., Supervising Engineer, California Division of Safety of Dams

2:30 pm – 3:00 pm
Exhibit Hall/Networking Time

3:00 pm – 4:30 pm
Concurrent Session #36: ASDSO Behind the Scenes
Moderator: Nathaniel Gee, P.E., Regional Engineer, Bureau of Reclamation
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.
Panelists: Lori Spragens, Executive Director, and Ross Brown, Conferences, Membership & Marketing Director, ASDSO; Kate Naughton, P.E., CFM, Project Engineer, Gannett Fleming; John Moyle, P.E., Director, Division of Dam Safety and Flood Engineering at NJ Department of Environmental Protection; and Bill McCormick, P.E., P.G., Chief, CO Dam Safety at Colorado Division of Water Resources

Concurrent Session #37: Tailings Dams
Moderator: Charles F. Cobb, P.E., State Dam Safety Engineer, AK Department of Natural Resources

First Virtual Round Table on Tailings Dams: Catching up on tailings dam safety and regulation around the world
Moderated by Charles Cobb, Alaska Department of Natural Resources including: Mike Henderson, BGC Engineering; Amanda Adams, Stantec; Harvey McLeod, Klohn Crippen Berger; Andy Small, Klohn Crippen Berger; Kim Morrison, Newmont Mining; Tamara Johndrow, Freeport-McMoran; Dr. Dirk Van Zyl, University of British Columbia and Dr. Priscilla Nelson, Colorado School of Mines



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