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June 2020

North American Tunneling

June 6, 2020 - June 10, 2020

Nashville, Tennessee

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August 2020

Beaverdilly

August 12, 2020 - August 13, 2020

Northern California

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September 2020

World Tunnel Congress

September 11, 2020 - September 17, 2020

Kuala Lumpur, Malaysia

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October 2020

ACUUS 2020

October 16, 2020

Helsinki, Finland

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No-Dig North

October 19, 2020 - October 21, 2020

Vancouver, BC

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May 2021

World Tunnel Congress

May 16, 2021 - May 19, 2021

Copenhagen, Denmark

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June 2021

RETC

June 13, 2021 - June 16, 2021

Las Vegas, NV

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May 2022

World Tunnel Congress

May 2 - May 9

Cancun, Mexico

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June 2022

NAT

June 19 - June 22

Philadelphia, PA

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October 2022

TBM Tunneling in Cohesive Soils

October 11 @ 2:00 pm - 3:00 pm EDT

Sticky clays are one of the most challenging ground types for soft ground TBMs to excavate in. This webinar will highlight MAPEI’s chemical solutions to use when particularly cohesive soils are encountered in both EPB-TBM and slurry TBM. Laboratory tests and project references will be shown. Attendees will learn: How to choose chemical products to manage clogging issues during TBM excavation; How to apply anti-clay foaming agents and polymers; And why the application of the right products and methods can…

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