Blackfoot Trail Bridge over 9 Avenue S.E. rehabilitation

Bridge Rehabilitation Blackfoot Trail Bridge over 9 Avenue S.E.

Blackfoot over 9 ave SE project tracker Nov. 2025

Project Update – November 17, 2025

Work on Blackfoot Bridge over 9 Avenue S.E. is now finished. We have: 

Improved the condition of the bridge, adding to its service life by approximately 30 years.

Improved the overall safety and accessibility of the connection along 9 Avenue S.E. under the bridge for pedestrians, cyclists, and motorists.

Completed repairs to prevent future deterioration of the bridge.

Improved a critical link in our city’s transportation network to support Calgary’s continued growth.

About the project

The Blackfoot Trail over 9th Avenue S.E. bridge is a 4-lane structure with two southbound and two northbound lanes. This bridge was identified for a major rehabilitation to address deterioration. This rehabilitation is expected to improve conditions for motorists and those walking and wheeling along 9 Avenue S.E.

To facilitate the inspection and repair of the upper south retaining wall, the “Corridors” artwork was removed in the fall of 2023.

Project scope

Rehabilitation work included: 

  • Sidewalk replacement and repairs under the bridge to improve the pedestrian experience
  • Replacement  of the CPKC railway bridge underpass lighting, improving safety for those walking and wheeling under the bridge
  • Replacing existing concrete surface with a stronger, more resistant asphalt
  • Replacement of concrete traffic barriers and expansion joint
  • Bridge deck and retaining wall repairs
  • Drainage improvements
  • Widening of shoulder between the laneways and the barriers

Project timeline

  • Construction start: April 2025
  • Substantial completion: October 2025

Investment

The budget for this project is $6.3 million.

Related information

This information has no legal status and cannot be used as an official interpretation of the various bylaws, codes and regulations currently in effect. The City of Calgary accepts no responsibility to persons relying solely on this information. Web pages are updated periodically. ​

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