Wednesday

Dewatering Basics – Understanding the Challenges of Dewatering

Christine Harris, Groundwater Treatment and Technology, LLC

Grand Rapids, Michigan

8:00 AM - 8:30 AM

Groundwater Model Workflow for CCR Sites

William Gottobrio, WSP USA Inc
Cliff Baines, WSP USA Inc
Roselyne Laboso, WSP USA Inc
Skyler Sorsby, WSP USA Inc

Grand Rapids, Michigan

8:00 AM - 8:30 AM

Lessons Learned Through the Implementation of In-Situ Stabilization for the Closure of a Coal Combustion Residue Site

Vincent Spillane, Geo-Solutions, Inc.
Michael Fisher, Geo-Solutions, Inc.
Darin Payne, Geo-Solutions, Inc.

Grand Rapids, Michigan

8:00 AM - 8:30 AM

Next-Generation High-Resolution Methods for Site Characterization

PJ Nolan, WSP USA
Cole Mayer, WSP USA
Dawn Prell, WSP USA
Rens Verburg, WSP USA

Grand Rapids, Michigan

8:00 AM - 8:30 AM

Paper_CAPPING & CLOSURE FOR TWO PENNSYLVANIA LANDFILLS SUBJECT TO U.S. EPA’S CCR RULE PROMULGATED UNDER 40 CFR 257 SUBPART D

Ron Harris, GAI Consultants
Cory White, GAI Consultants
John Klamut, GAI Consultants

Grand Rapids, Michigan

8:00 AM - 8:30 AM

Paper_Emerging Technologies for Water Conveyance and Containment

Nathan Ivy, Concrete Canvas

Grand Rapids, Michigan

8:00 AM - 8:30 AM

Paper_Lessons Learned Through the Implementation of In-Situ Stabilization for the Closure of a Coal Combustion Residue Site

Vincent Spillane, Geo-Solutions, Inc.
Michael Fisher, Geo-Solutions, Inc
Darin Payne, Geo-Solutions, Inc.

Grand Rapids, Michigan

8:00 AM - 8:30 AM

Paper_Uniaxial Compressive Behavior of “Solidified” Synthetic Lightweight Aggregates

Annika Han, GEI Consultants, Inc.
Christopher Swan, Tufts University

Grand Rapids, Michigan

8:00 AM - 8:30 AM

Securing Stockpile Reserves​ of Coal Derived Fly Ash​ as a National Asset

Nigel Cooke, UK Quality Ash Association

Grand Rapids, Michigan

8:00 AM - 8:30 AM

TVA SHAWNEE – OVERCOMING ENGINEERING CHALLENGES ASSOCIATED WITH CLOSURE IN PLACE OF MIXED

Craig Lee, Kiewit Engineering Group, Inc.
Michael Owens, Kiewit Engineering Group, Inc.

Grand Rapids, Michigan

8:00 AM - 8:30 AM

Uniaxial Compressive Behavior of “Solidified” Synthetic Lightweight Aggregates

Annika Han, GEI Consultants, Inc.
Chris Swan, Tufts University

Grand Rapids, Michigan

8:00 AM - 8:30 AM

Life After Coal- Opportunities and Challenges at Decommissioned Coal-Fired Power Sites

Leslie Miller, WSP USA
Brian Owens, WSP USA
Stacey VanBelleghem, Latham & Watkins, LLP

Grand Rapids, Michigan

8:30 AM - 9:00 AM

Paper_Performance of Engineered Turf Cover System Under Extreme Weather Conditions

Thomas Orzech, Watershed Geosynthetics
Bradford Cooley, Watershed Geosynthetics
Ming Zhu, Watershed Geosynthetics
Bryan Scholl, Watershed Geosynthetics

Grand Rapids, Michigan

8:30 AM - 9:00 AM

Performance of Engineered Turf Cover System Under Extreme Weather Conditions

Thomas Orzech, Watershed Geo
Bryan Scholl, Watershed Geo
Bradford Cooley, Watershed Geo
Ming Zhu, Watershed Geo

Grand Rapids, Michigan

8:30 AM - 9:00 AM

Perimeter Barrier Wall Installation to Facilitate Closure by Removal

Paul Schmall, Keller
Shawn Coughlin, Keller
Christopher Gee, Dominion

Grand Rapids, Michigan

8:30 AM - 9:00 AM

Producing lightweight aggregate from waste coal ash for the construction industry

Mo Balapour, SusMaX Inc.

Grand Rapids, Michigan

8:30 AM - 9:00 AM

Visualization Tools to Enhance Conceptual Site Models Throughout the Project Life Cycle

Darby Litz, TRC
Jason House, TRC

Grand Rapids, Michigan

8:30 AM - 9:00 AM

ADVANCED SYNTHETIC AND CONCRETE REVETMENT SYSTEM FOR CCR CLOSURE APPLICATIONS

Bradford Cooley, WatershedGeo
Randy Thompson, Watershed Geo

Grand Rapids, Michigan

9:00 AM - 9:30 AM

Ash recovery from stock - issues to consider based on experience in France

Loic Danest, Societe Surschiste

Grand Rapids, Michigan

9:00 AM - 9:30 AM

From Stockpile to EN450 ​Atritor and ST Equipment & Technology ​ ​ Demonstrate simultaneous drying and sizing of harvested Fly Ash with carbon reduction

Scott Coley, Atritor Ltd.
Doug Widener, Titan America
Frank Hrach, ST Equipment & Technology LLC
Lewis Baker, ST Equipment & Technology LLC

Grand Rapids, Michigan

9:00 AM - 10:00 AM

High Resolution Site Characterization to Increase Corrective Action Efficiency

Kathryn Farris, Arcadis US, Inc.
Margaret Gentile, Arcadis US, Inc.
Geoff Gay, Arcadis US, Inc.

Grand Rapids, Michigan

9:00 AM - 9:30 AM

IT’S HERE NOW!​

Mark Rokoff, Burns & McDonnell

Grand Rapids, Michigan

9:00 AM - 9:30 AM

Paper_Successful Installation of a Vertical Hydraulic Barrier at a CCR Impoundment During In Place Closure

Jim Edwards, Forgen
Sylvain Payne-Gagnon, Forgen

Grand Rapids, Michigan

9:00 AM - 9:30 AM

Reactive Transport Modeling of Closure-In-Place with Intersecting Groundwater and Remedial Actions Part I

Jason James, Exponent
Olivia Paradis, Exponent
Rachel Kelly, Exponent
Walter McNab, Exponent

Grand Rapids, Michigan

9:00 AM - 9:30 AM

UCC’s Innovative CCR Dewatering

Morgan French, UCC Environmental

Grand Rapids, Michigan

9:00 AM - 9:30 AM

DESIGN AND MODELING TO DEWATER​ A PARTIALLY COMPOSITE-COVERED ASH POND

Michael Thornbrue, Atlas Technical Consultants

Grand Rapids, Michigan

9:30 AM - 10:00 AM

EPA’S Value Engineering Approach for Gypsum Stack Closure

Michael Ayers, Watershed Geo
Craig Zeller, US EPA

Grand Rapids, Michigan

9:30 AM - 10:00 AM

Reactive Transport Modeling of Closure-in-Place with Intersecting Groundwater and Remedial Actions Part II

Bruce Hensel, Electric Power Research Institute
Jason James, Exponent
Olivia Paradis, Exponent
Rachel Kelly, Exponent

Grand Rapids, Michigan

9:30 AM - 10:00 AM

Updating Your Asset Retirement Obligations

Ron Hager, Burns & McDonnell

Grand Rapids, Michigan

9:30 AM - 10:00 AM

Ash Basin Excavation Under Strict Orders – A Measured Approach

Mark Taylor, WSP USA, Inc.
EVAN ANDREWS, Sequoia Services
Longde Jin, WSP USA, Inc.
Naveen Ganji, WSP USA, Inc.

Grand Rapids, Michigan

10:30 AM - 11:00 AM

CCR Closure- Best Practices in Project Management Through the Construction Life Cycle

Glen Toepfer, CQA Solutions

Grand Rapids, Michigan

10:30 AM - 11:00 AM

Dewatering System Installation Methods for Ash Dewatering and Deep Depressurization

Christopher Gee, Dominion
Paul Schmall, Keller
Shawn Coughlin, Keller
Christopher Jones, Haley & Aldrich Inc.

Grand Rapids, Michigan

10:30 AM - 11:00 AM

Evaluating Monitored Natural Attenuation​ Paired with Source Control​

Kelly Ferri, SynTerra Corporation
Craig Eady, SynTerra Corporation
Kathy Webb, SynTerra Corporation

Grand Rapids, Michigan

10:30 AM - 11:00 AM

Groundwater Corrective Action Implementation Issues

Jeremy Hurshman, AECOM
Dennis Connair, AECOM

Grand Rapids, Michigan

10:30 AM - 11:00 AM

Lessons Learned from Landfill Construction Inside Former Ash Basins

John Bove, AECOM

Grand Rapids, Michigan

10:30 AM - 11:00 AM

Paper_A Study on the Applicability of Dry Bottom Ash as a Fine Aggregate for Lightweight Aggregate Concrete

Sangchul Shin, Eco-friendly Concrete Research Center, Kongju National University, Republic of Korea
Jinman Kim, Department of Green Smart Architectural Engineering, Kongju National University, Republic of Korea
Hoonsik Hong, Korea Power plant Byproduct Recycling Association, Republic of Korea

Grand Rapids, Michigan

10:30 AM - 11:00 AM

Separation process and mechanism of lithium and gallium by microwave enhanced leaching of high-alumina coal ash

SHENYONG LI, Hebei University of Engineering
Qian Wang, Hebei University of Engineering
Shuai Kang, Hebei University of Engineering
Wei Pang, Hebei University of Engineering

Grand Rapids, Michigan

10:30 AM - 11:00 AM

Trimble County CCR Pond Closures

Steven Turner, Tetra Tech, Inc.
John Williams, Louisville Gas and Electric/Kentucky Utilities
Jarrett Beach, LG&E and KU

Grand Rapids, Michigan

10:30 AM - 11:00 AM

Cutoff Walls for Groundwater Containment and Corrective Action

Dale Evans, RECON
Paul Schmall, Keller
Jeff Bean, Keller

Grand Rapids, Michigan

11:00 AM - 11:30 AM

Design and Commissioning of Coal Ash Filter Plant

James Keat, Paterson & Cooke
Jason Hamelehle, Paterson & Cooke
Casey Schmitt, Paterson & Cooke

Grand Rapids, Michigan

11:00 AM - 11:30 AM

Low Carbon Concrete-​ Fair and Rapid Assessment of Slowly Reacting Cement Concrete

Rod Jones, University of Dundee

Grand Rapids, Michigan

11:00 AM - 11:30 AM

Ongoing Novel Critical Metals Recovery from Coal Ash

Claudio Arato, SonoAsh

Grand Rapids, Michigan

11:00 AM - 11:30 AM

Paper_Attenuation of Metals and Inorganics: Insights from Laboratory Testing Approaches

Larissa Smith, SiREM
Michael Healey, SiREM
Jeff Roberts, SiREM
Allison Krienberg, Geosyntec Consultants

Grand Rapids, Michigan

11:00 AM - 11:30 AM

Pathways to maximise stored Coal Combustion Products (CCPS)- Partnership between NSW Government and Ash Development Association of Australia​

Craig Heidrich, Ash Development Association of Australia
Warren South, Valkoviki Pty Ltd

Grand Rapids, Michigan

11:00 AM - 11:30 AM

Seismic Interferometry Technique for Characterization of Loose CCR Layers

Seda Gokyer Erbis, Geocomp Inc
Allen Marr, Geocomp Inc
Thomas Bardainne, Sercel
Renaud Tarnus, Sercel

Grand Rapids, Michigan

11:00 AM - 11:30 AM

Coal ash engineering: A look back at the past and peak into the future

Ramachandran Kulasingam, Consulting

Grand Rapids, Michigan

11:30 AM - 11:00 AM

Demolition of the Navajo Generating Station

Sunshine Pryor, Tetra Tech EC, Inc.
Pete Everds, Tetra Tech EC, Inc.
Michael O'Hare, Tetra Tech EC, Inc.

Grand Rapids, Michigan

11:30 AM - 12:00 PM

Focused Constructability Review Process for Ash Pond Closures

Sean Rome, Montrose Environmental Solutions

Grand Rapids, Michigan

11:30 AM - 12:00 PM

Improving Testing to Rapidly Identify High-Quality Pozzolanic

Lisa Burris, The Ohio State University
Prannoy Suraneni, University of Miami
Thomas Robl, University of Kentucky Center for Applied Energy Research

Grand Rapids, Michigan

11:30 AM - 12:00 PM

In Situ Remediation of Multi-Metal Groundwater Plumes (Arsenic, Cobalt, Lithium, and Molybdenum)- ​ Treatability Studies

Dimitri Vlassopoulos, Anchor QEA
Masa Kanematsu, Anchor QEA
Jason Stuckey, Anchor QEA
Grace Weatherford, Anchor QEA

Grand Rapids, Michigan

11:30 AM - 12:00 PM

Paper_The occurrence of rare earth elements in South African coal ash- identification and characterisation

Nicola Wagner, University of Johannesburg
Vhonani Rerani, Mintek
Christopher Baiyegunhi, University of Limpopo
Sanki Biswas, University of Johnannesburg

Grand Rapids, Michigan

11:30 AM - 12:00 PM

Effectiveness of Various CCR Unit Closure Strategies

Cole Mayer, WSP USA
PJ Nolan, WSP USA
Mark Haney, WSP USA

Grand Rapids, Michigan

1:00 PM - 1:30 PM

Fix or Fight- EPA’s Part A and Part B Groundwater Deficiency Findings

Kevin Solie, Barr Engineering Co.
Kaela Nerhus, Barr Engineering Co.
Jim Aiken, Barr Engineering Co.

Grand Rapids, Michigan

1:00 PM - 1:30 PM

How Sustainable is Your Coal Ash Cover System

Marc Theisen, Profile Products LLC

Grand Rapids, Michigan

1:00 PM - 1:30 PM

Paper_Sustainable construction with CCPs - an update for Europe -

Fabrice Fayola, Société Surschiste
Joachim Feuerborn, ECOBA

Grand Rapids, Michigan

1:00 PM - 1:30 PM

Sustainable construction with CCPs - an update for Europe -

Hans-Joachim Feuerborn, ECOBA
Fabrice FAYOLA, Surschiste

Grand Rapids, Michigan

1:00 PM - 1:30 PM

Tricky Constituents- Issues with Leachate and Groundwater Constituents of Concern

William Kennedy, Stantec

Grand Rapids, Michigan

1:00 PM - 1:30 PM

What the pHudge is going on

Alison O'Connor, Ramboll
Allie Wyman-Feravich, Life Cycle Geo, LLC
Shannon Zahuranec, Life Cycle Geo, LLC

Grand Rapids, Michigan

1:00 PM - 1:30 PM

CCR Closure Cost Savings through Nature-based Solutions

John Watrous, Stantec
Josh Running, Stantec
Amanda Ludlow, Stantec

Grand Rapids, Michigan

1:30 PM - 2:00 PM

Construction and Mining applications of 60% - 100 % Portland cement replaced ASH-based concrete in South Africa

Cyril Attwell, ARC Innovations

Grand Rapids, Michigan

1:30 PM - 2:00 PM

NAVIGATING THE COMPLEXITIES OF CCR GROUNDWATER ASSESSMENT & MONITORING IN COASTAL ENVIRONMENTS-​ A TECHNICAL EXPLORATION

Stephen Wilson, Resolute Environmental & Water Resources Consulting
Trenton Godwin, Resolute Environmental & Water Resources Consulting
Kevin Stephenson, Resolute Environmental & Water Resources Consulting

Grand Rapids, Michigan

1:30 PM - 2:00 PM

Post-closure Responses in Groundwater Quality

Chris Lalonde, Stantec
Jim Finley, Stantec
Paul Thomas, Tennessee Valley Authority

Grand Rapids, Michigan

1:30 PM - 2:00 PM

Successful Beneficiation Strategies for Harvested Coal Ash Residuals (CCR)

Bill Fedorka, The SEFA Group, LLC

Grand Rapids, Michigan

1:30 PM - 2:00 PM

TVA Solar Installation on a Closed CCR Unit

Steve Mayes, Watershed Geo
Kenneth Hughes, Watershed Geo
Shane Harris, TVA

Grand Rapids, Michigan

1:30 PM - 2:00 PM

CCR Landfill Reclamation for Beneficial Use

Brian Owens, WSP USA

Grand Rapids, Michigan

2:00 PM - 2:30 PM

CCR Regulations Drive Uncertainty for Beneficial Use Projects Past and Present

Susan Jackson, Haley & Aldrich Inc.
Martha Thomsen, Baker Botts LLP
Dawn Santoianni, Haley & Aldrich Inc.

Grand Rapids, Michigan

2:00 PM - 2:30 PM

COAL COMBUSTION PRODUCT UTILIZATION IN Thailand

Chattrawadee Netwong, Electricity Generating Authority of Thailand (EGAT)
Nawamonwan Sirima, Electricity Generating Authority of Thailand (EGAT)
Chalermphol Bunsong, Electricity Generating Authority of Thailand (EGAT)
Umaporn Thong-Eiam, Electricity Generating Authority of Thailand (EGAT)

Grand Rapids, Michigan

2:00 PM - 2:30 PM

Interim Protection of CCR Landfill Bottom Liner System – Case Study

Jarrett Beach, LG&E and KU
Kevin Resnik, GAI Consultants, Inc.
Steven Turner, Tetra Tech, Inc.

Grand Rapids, Michigan

2:00 PM - 2:30 PM

Paper_HORIZONTAL VIBRATING WIRE PIEZOMETER INSTALLATION – A NEW DIRECTION IN GEOTECHNICAL EVALUATION

Dan Ombalski, Ellingson
Brian Shinall, Ellingson
Michael Lubrecht, Ellingson
David Bardsley, Ellingson

Grand Rapids, Michigan

2:00 PM - 2:30 PM

Successful Practices to Accelerate Pond Closure with Beneficial Reuse of CCR

John Gartin, Tetra Tech EC, Inc.
Dearl Tate, Tetra Tech EC, Inc.
Tom Kierspe, The SEFA Group, LLC

Grand Rapids, Michigan

2:00 PM - 2:30 PM

Supply Chain Challenges Impacting CCR Groundwater Monitoring

Jennifer Gable, Environmental Standards
Rock Vitale, Environmental Standards
Amanda Cover, Environmental Standards

Grand Rapids, Michigan

2:00 PM - 2:30 PM

CCR Rule​ Utility Perspective ​2024 and Beyond

Harold Register, Consumers Energy
Daniel Chartier, Utility Solid Waste Activities Group (USWAG)

Grand Rapids, Michigan

2:30 PM - 3:00 PM

Hydrogeologic Considerations for Measuring Background Concentrations of CCP Constituents in Groundwater

Jeffrey Frazier, WSP USA Inc
Nathan Pavlick, WSP USA Inc

Grand Rapids, Michigan

2:30 PM - 3:00 PM

Leaching Behaviors of Constituents from Coal Combustion Residuals

Charles Hostetler, SCS Engineers
Kacey Garber, SCS Engineers
Lindsey Hawksworth, SCS Engineers

Grand Rapids, Michigan

2:30 PM - 3:00 PM

Life Cycle Impacts of Harvested Coal Ash Used as Cement Replacement in Concrete

Sabrina Bradshaw, University of Wisconsin-Madison
Craig Benson, University of Wisconsin-Madison
Tuncer Edil, University of Wisconsin-Madison

Grand Rapids, Michigan

2:30 PM - 3:00 PM

Ponded Ash Beneficial Use Investigation and Bid Solicitation

Adam Poffenberger, AECOM

Grand Rapids, Michigan

2:30 PM - 3:00 PM

Producing Alternative SCMs through Carbon Utilization

Dhwanil Trivedi, Carbon Upcycling Technologies Inc.
Dante Luu, Carbon Upcycling Technologies Inc.

Grand Rapids, Michigan

2:30 PM - 3:00 PM

UNDERSTANDING THE STRATIGRAPHY OF FLUVIAL SYSTEMS AND WHY IT IS ESSENTIAL TO COMPLIANCE

Colin Plank, Burns & McDonnell
Mike Shultz, Burns & McDonnell
James Feild, Burns & McDonnell
Wayne Weber, Burns & McDonnell

Grand Rapids, Michigan

2:30 PM - 3:00 PM

ASH BENEFICATION IN ROAD CONSTRUCTION MATERIALS

Cyril Attwell, ARC Innovations
Kelley Reynolds-Clausen, Eskom Holdings SOC LTD

Grand Rapids, Michigan

3:00 PM - 3:30 PM

CCR Landfill Leachate Treatment Considerations

William Kennedy, Stantec

Grand Rapids, Michigan

3:00 PM - 3:30 PM

Emerging Regulations and Operational Preparedness – Key Areas to Ensure Future Success for 2024 ELGs

Joseph Woodley, UCC Environmental
Morgan French, UCC Environmental

Grand Rapids, Michigan

3:00 PM - 3:30 PM

Evaluating CCR Unit Closure Options – Closure in Place or Closure by Removal

Rick Buffalini, Civil & Environmental Consultants, Inc.

Grand Rapids, Michigan

3:00 PM - 3:30 PM

Evolution in Geosynthetics Starts with Utilizing Data

Greg Pignataro, GeoCAAB
Evan Bao, GeoCAAB

Grand Rapids, Michigan

3:00 PM - 3:30 PM

Reevaluation of the Groundwater Monitoring Paradigm – Proof of Concept Study

Jacob Gruzalski, Environmental Standards
Benjamin Adams, Environmental Standards
Bruce Hensel, Electric Power Research Institute

Grand Rapids, Michigan

3:00 PM - 3:30 PM

Water Management and Construction Impacts

Christine Harris, Groundwater Treatment and Technology, LLC (GWTT)

Grand Rapids, Michigan

3:00 PM - 3:30 PM