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Update on Downtown Lane Closures & Detours: May 2- 16, 2025

  • terrykrwong
  • 11 minutes ago
  • 3 min read


Several infrastructure projects are still underway in and around the downtown core. For a complete list of current and planned detours visit calgary.ca/trafficinfo or follow @yyctransport on X.



Road Closures and Detours Update:


  1. Ongoing: the westbound right lane of the 4 Ave flyover closed (one lane open).

  2. Ongoing until May 11, 2025: Mission Bridge fully closed between Elbow Drive S.W. & Roxboro Drive S.W.

  3. Ongoing until June 27, 2025: 4 Ave S.E. two right lanes closed at 1 St S.E. from 9 a.m. to 3 p.m. daily (three lanes open).

    • May 3: additional lanes closed for crane lift (one lane open)

  4. February 17 – June 21: Centre St S. between 8 Ave & 9 Ave two-way traffic on east side of road for ENMAX vault replacement (two lanes open).

  5. March 24 – May 23: 9 Ave S.E. between 1 St S.E. & Macleod Tr, the north curb lane and sidewalk closed for ENMAX vault replacement.

  6. May 3 – 4: 9 Ave & 1 St S.E. intersection, eastbound 9 Ave S.E. reduced to two lanes and 1 St S.E. southbound reduced to two lanes.

  7. May 3 – 4: 9 Ave S.W. two left lanes closed between 10 St S.W. & 9 St S.W. (two lanes open)

  8. May 3 – 4: Northbound 1 St S.W. south of 6 Ave S.W. closed for ENMAX vault repairs

  9. May 10: 4 Ave S.W. three left lanes closed between 7 St S.W. & 8 St S.W. from 7 a.m. – 4 p.m.

  10. May 16 – 20: 9 Ave S.W. west of 11 St S.W. reduced to one lane and 14 St S.W. ramps to 9 Ave S.W. closed.

  11. May 2 – 12: 8 Ave S.W. Barron Building work

    • May 2 – 12: 8 Ave S.W. fully closed between 5 St S.W. & 6 St S.W.

    • May 5 –9: 8 Ave S.W. between 5 St S.W. & 6 St S.W. eastbound lanes closed (one westbound lane open only)

    • May 9 – 12: 8 Ave S.W. fully closed between 5 St S.W. & 6 St S.W.


Festivals and Events (not in map):


  • May 10: Nagar Kirtan

    • Event affects the communities of Martindale, Castleridge, and Prairie Winds Park.

  • May 11: Mother’s Day Run & Walk

    • Event affects Chinook Mall, Macleod Trail and Elbow Drive

  • May 24: Calgary Marathon (5k & 10k runs) & 25 (half & full marathon)

    • Event affects large areas and communities in the Downtown, Inglewood, Bridgeland, Kensington, Memorial Drive, Montgomery, Bowness


Significant events & closures outside the downtown area (not in map):


  • April 28 – May 30: New lane configuration on eastbound Memorial Drive at Baines Bridge (turnoff from Memorial Dr to Zoo Rd/12 St N.E.). Eastbound Memorial Drive left lane closure and lanes shifted south. (two lanes open)

  • March 24 – May 4: 1 St N.E. fully closed from Edmonton Tr to 6a St N.W.

  • April 21 – June 30: 20 St S.W. & 34 Ave S.W. intersection fully closed

  • April 7 – October 31: Memorial Drive from Centre St to 10 St N.W., two-way traffic on north side

  • May 2 – 5: Barlow Trail at 90 Ave S.E. southbound lanes closed with two-way traffic northbound.

  • May 4: Southbound 14 St N.W. closed between 7 Ave N.W. & 8 Ave N.W. from 9 a.m. - 6 p.m.

  • May 12 – 13: Blackfoot Tr S.E. fully closed between Highfield Rd S.E. & 17a St S.E. for street cleaning (during overnight period)

  • May 22 – June 15: 8 Ave S.E. closed between 44 St S.E. & 47 St S.E.



 
 
 

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