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 9/1.



Workshop Panel Session – Updating the Gold Book

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

Session 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





Keynote Session

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

Session Chair: Elisa Comis, McMillen Jacobs Associates

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

Elisa Comis, McMillen Jacobs Associates

8:10am – 8:40am   
Resilience/Sustainability in the Tunneling Industry
Priscilla Nelson

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
David Crawford, Jacobs


Coffee Break & Exhibition
10:00 am – 10:30 am

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


Buffet Lunch & Exhibition
Noon – 1:30pm

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, 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


Coffee Break & Exhibition
3:00pm – 3:30pm

Panel Session – R&D: From Idea to Implementation

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

Session 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. Conference attendees are encouraged to ask questions and engage in this vibrant interactive discussion session.

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


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




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

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


Coffee Break & Exhibition
10:00am – 10:30am

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
Sean McDonald, Jay Dee


Buffet Lunch & Exhibition
Noon – 1:30pm

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

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

2:50pm – 3:10pm
Three Resilient Future TBM Projects: Sao Paulo L6 (Brazil), Broadway Subway Project (Vancouver, Canada) & S19 Rzeszów Poludnie-Babica (Poland)
Fernando Vara, Acciona


Coffee Break & Exhibition
3:30pm – 4:00pm

Panel Session – TBM Specification and Design

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

Session 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
Rick Lovat, Lovat Tunnelling Solutions
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.