Technical Sessions that Enlighten

Cutting Edge focuses on advances in tunneling technology, hosted by some of the leading innovators in tunneling from around the world. Dig into the technical program below and explore how industry resilience will drive innovation in the underground construction and tunneling space.

Program current as of 10/25/21.



Workshop Panel Session – Updating the Gold Book

Sunday, November 14, 2021 | 3:00 pm – 5:30 pm

Chair: Randall Essex, Mott MacDonald

Lead by a panel of industry experts, this workshop will provide an overview of the ASCE Gold Book update effort, summarize comments received and solicit additional feedback. Conference attendees are encouraged to bring thoughts and engage in this vibrant interactive discussion session.

ASCE Gold Book Update Committee Members and Panelists:

Randall Essex, Mott MacDonald (Chairman)
Dan Adams, McMillen Jacobs
Amanda Elioff, WSP
David Hatem, Donovan Hatem
Paul Madsen, Kiewit
James Morrison, STV





Coffee & Continental Breakfast

Monday, November 15, 2021 | 7:30am – 8:00 am

Conference Opening & Keynote Session

Monday, November 15, 2021 | 8:00am – 10:00 am

Chair: Elisa Comis, McMillen Jacobs Associates

8:00am – 8:10am   
Chair’s Opening Remarks

Elisa Comis, McMillen Jacobs Associates

8:10am – 8:40am   
Keynote: Resilience & the Urban Underground

Priscilla Nelson, Colorado School of Mines

8:40am – 9:10am   
Keynote: Going Deep to Reduce Harris County’s Future Flood Risks
Scott Elmer, Harris County Flood Control District

9:10am – 9:40am
Keynote: Sustainable & Resilient Innovations for the Thames Tideway Project
John Kinnear, Jacobs


10:00 am – 10:30 am
Coffee Break with Sponsors

Research & Development

Monday, November 15, 2021 | 10:30 am – Noon

Chair: Dawn Dobson-Markman, Barnard

10:30 am – 10:50 am
Changing TBM Excavation Diameter Mid–Tunnel in Dallas
Milton Brooks, City of Dallas & Paul Smith, Black & Veatch

10:50 am – 11.10 am 
The Future is Non-Circular: TBM Solutions for Flat Inverts
Brad Grothen, Robbins

11:10am – 11:30am 
Grouting & Greasing in Frozen Ground: A Second Narrows Tale
Sean Grant, Traylor Bros.

11:30am – 11:50am      
TBM Technology 2025: What to expect

Werner Burger, Herrenknecht


Noon – 1:30pm
Buffet Lunch with Sponsors

Resilience Through Design

Monday, November 15, 2021 | 1:30pm – 3:00pm

Chair: Mark Stephani, HNTB

1:30pm – 1:50pm 
Pushing the Limits at the LA Outfall Tunnel: Innovations and Challenges
Claudio Cimiotti & Rosmar Gonzales, Dragados

1:50pm – 2:10pm 
Purple Line II and III: Crossing Faults
Angel Del Amo, Aldea Services

2:10pm – 2:30pm
Alignment Selection for the Lower Olentangy Tunnel, Columbus, Ohio
Mark Funkhauser, McMillen Jacobs Associates

Designing & Building Tunnel Projects in British Columbia: Adopting Seismic Resilience Methods Through Isolation, Resistance & Controls
Derick Zoldy, Hatch


3:00pm – 3:30pm
Coffee Break with Sponsors

Panel Session – R&D: From Idea to Implementation

Monday, November 15, 2021 | 3:30pm – 5:00pm

Chair: Mike Rispin, Strata Worldwide

Our panel of industry experts will discuss obstacles to innovation in the North American tunneling industry and how they might be overcome. Our panel will engage the audience in a vibrant debate and interactive discussion session.

Jonathan Klug, David R. Klug & Associates
Richard McLane, Traylor Bros
Mike Mooney, Colorado School of Mines
Andy Thompson, Mott MacDonald

 Erika Moonin, Moonin Associates


Exhibit Hall Reception
Monday, November 15, 2021 | 5:00 pm – 6:30 pm




7:30am – 8:00am
Coffee & Continental Breakfast

Digitalization & Automation

Tuesday, November 16, 2021 | 8:00am – 10:00am

Chair: Violane Babolat, CBNA

8:00am – 8:20am
Digitalization in the Full Project Cycle
Jacob Grasmick, Maxwell GeoSystems

8:20am – 8:40am
Innovations in PCTL Casting Technologies
Bryce Scofield, Traylor Bros & Thibault Faucher, CBE Group.

8:40am – 9:00am
Conveyor System Health Monitoring & Failure Prediction Using Fiber Optics & Artificial Intelligence: A Case Study from South Africa
Tom Michaud, Strata Worldwide

9:00am – 9:20am
CAT431 - Digital Inspection & Asset Management Through Procurement, Construction & Operations
Kristi Latimer, Mott MacDonald

9:20am – 9:40am
Digital Twins & Augmented Reality: Convergence on Infrastructure
Jeff Siegel, HNTB


10:00am – 10:30am
Coffee Break with Sponsors

UCA Young Members: Next Generation Technology and Climate Change

Tuesday, November 16, 2021 | 10:30am – Noon

Chair: Sean McDonald, Jay Dee

10:30am – 10:45am
Carbon Portal & BIM Integration
Katherine Westerlund, Mott MacDonald

10:45am – 11:00am 
Electric Car Keeps Current Flowing
Matt Short, Kelley Engineered Equipment

11:00am – 11:15am           
Silver Linings: The Positive Impacts of COVID-19 on Courthouse Commons Tunnel & Continuing Implementation
Rachelle McDowell, Atkinson

11:15am – 11:30am           
3D Modeling for Tunnels: A Tool for Inspecting and Foreseeing Construction Activities from Planning Stage to Execution
Federico Bonaiuti, Lane Construction

11:30am – 11:45am
Down for That and Young Member Development
Sean McDonald, Jay Dee


Noon – 1:30pm
Buffet Lunch with Sponsors

Resilient Solutions for Future Projects

Tuesday, November 16, 2021 | 1:30pm – 3:30pm

Chair: Joe O’Carroll, Mott MacDonald

1:30pm – 1:50pm
DART D2 Program Update
Sanja Zlatanic & Brandi Crawford, HNTB

1:50pm – 2:10pm
Clean Rivers: Revitalizing the Potomac River in a Changing World
Moussa Wone, DC Water

2:10pm – 2:30pm
Amtrak East River Tunnel Reconstruction
Nick Chen, Jacobs

2:30pm – 2:50pm
Three Resilient Future TBM Projects: Sao Paulo L6 (Brazil), Broadway Subway Project (Vancouver, Canada) & S19 Rzeszów Poludnie-Babica (Poland)
Fernando Vara, Acciona

2:50pm – 3:10pm
Swarm Technology from hyperTunnel… A New Future for Tunnel Construction & Repair?
Jeremy Hammond & John Moreland-Lynn, hyperTunnel


3:30pm – 4:00pm
Coffee Break with Sponsors

Panel Session – TBM Specification and Design

Tuesday, November 16, 2021 | 4:00pm – 5:15pm

Chair: Bob Goodfellow, Aldea Services

Who specifies the TBM and who should? To what detail? And who procures them? Our panel will engage the audience in a vibrant debate and interactive discussion session.

Brian Fulcher, McMillen Jacobs
Lok Home, Robbins
Niels Kofoed, Kiewit

Lizan Gilbert, Atkinson

Mike Wytrzyszczewski, City of Akron

Chair's Closing Remarks

Tuesday, November 16, 2021 | 5:15pm

Elisa Comis, McMillen Jacobs Associates




Optional visit to the City of Dallas’ Mill Creek Drainage Relief Tunnel Project, which is currently under construction by the Southland Mole Joint Venture (SMJV)

Space limited. Additional registration required.


*Please check back often for updates to technical sessions.