Bronson Watermain Microtunnelling Project
Marathon Underground completed a complex microtunnelling watermain installation beneath Bronson Avenue and Highway 417 in Ottawa with minimal surface disruption and efficient trenchless construction.
Projects
FEATURED PROJECTS
Our projects specialize in underground construction and drilling, utilizing innovative techniques for efficient and sustainable development.
Combined Sewage Storage Tunnel Shoring Project
Marathon Underground delivered complex shoring, secant shafts, microtunnelling, and underground stabilization for Ottawa’s Combined Sewage Storage Tunnel project.
Pipeline Construction Projects
Marathon Underground delivers trenchless pipeline construction projects across Canada using auger boring, pipe ramming, slip boring, and pipe jacking methods.
Port Hope Canadian Nuclear Laboratory Project
Marathon Underground completed marine grouting, sheet piling, and grout curtain installation for the Port Hope nuclear remediation project.
Ottawa Trillium Line – Caissons Project
Marathon Underground completed deep foundation drilling and caisson installation for Ottawa’s Stage 2 Trillium Line transit expansion project.
Environmental & Geotechnical Drilling Projects
Marathon Underground delivers environmental and geotechnical drilling projects across Canada using modular drilling systems for remote and restricted-access sites.
Calabogie Dam Rock Anchor Project
Marathon Underground completed specialized rock anchor stabilization and dam rehabilitation work at Calabogie Generating Station in Ontario.
Shawinigan Horizontal Directional Drilling Project
Marathon Underground completed a 1 km horizontal directional drilling installation beneath the St. Maurice River for Shawinigan’s municipal water infrastructure expansion.
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