Bronson Avenue Microtunnelling Project

Discover how Marathon Underground helped install a new watermain in Ottawa, Ontario directly below a major highway, conducting a 200-metre microtunnel through solid rock.

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Combined Sewage Storage Tunnel Shoring Project

Learn how Marathon Underground provided shoring design and implementation for Ottawa's Combined Sewage Storage Tunnel (CSST); a project that involved multiple different geological conditions and shoring systems.

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Shawinigan Horizontal Directional Drilling Project

Learn how Marathon Underground carried out a complex HDD project directly below the St. Maurice River in Shawinigan, Quebec.

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Mining - Lake Shore Gold Design and Civil Works Project

Discover how Marathon Underground handled a dam stability project for Lake Shore Gold that required integration of a shear key to help increase the stability and safety of a tailing pond dam.

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Pipeline
Projects

Find out how our trenchless technology and auger boring has been used in a wide range of pipeline projects, including under roads, railways, rivers and environmentally-sensitive areas.

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Calabogie Dam Rock Anchor Project

Find out how Marathon Underground installed rock anchors to bring stability to the Calabogie dam with Ontario Power Generation – a project that also required mitigating impact to local fish and wildlife.

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Geotech & Environmental Drilling

See how Marathon Underground has managed a wide range of complex and challenging geotechnical and environmental drilling projects while maintaining the safety of our workers and the environment.

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Canada's Leading Specialty Underground Contractor

Discover the Marathon Underground Difference

Contact us today for more information on our wide range of drilling and underground services.

Call 1-800-669-2086 or email: info@marathonunderground.com.

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