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Published August 19, 2025 at 8:00 PM
Updated August 20, 2025
Demolition, site work and paving for a civil project in Oshawa, Ontario. Design plans call for the demolition of a bridge / tunnel; for site work for a bridge / tunnel; for paving for a road / highway; and water / sewer project.
Highway 401 Bloor Street / Harmony Road Interchange: Project involves the reconstruction of the Highway 401 Bloor Street / Harmony Road interchange, including the replacement of the Bloor Street Underpass and the Highway 401 / Farewell Creek Bridge, a new structure over Highway 401 to accommodate the reconfigured Highway 401 eastbound off and on-ramps, as well as improvements to retaining walls, noise barriers, drainage, illumination, traffic signals and signage to accommodate the reconfiguration of the interchange. TIMELINE: Designs are ongoing. Project is currently scheduled for 2026-2027 in MTO's current Southern Highways Program. Further update early 2026.
Design
Roads / Highways
$80,000,000.00
Public - State/Provincial
Demolition, Paving, Site Work
Plans and Specifications are not available for this project. If that changes, they will be made available here.
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August 26, 2020
April 13, 2026
Harmony Rd S & Bloor St E, Oshawa, ON
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