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City closing Gardiner Expressway, affecting GO bus service, May 29, 30, 31 and June 1



From 11 p.m. Friday, May 29 until 5 a.m. Monday, June 1, the City of Toronto is closing:

  • the Frederick G. Gardiner Expressway between Highway 427 and Carlaw Avenue

for the annual maintenance program.

GO Transit is likely detouring buses along these routes, while the expressway is closed, but has not announced detour-routing information:

  • 16 Hamilton / Toronto express;
  • 18 Lakeshore West;
  • 21 Milton / Toronto;
  • 31 Guelph / Georgetown / Toronto;
  • 61 Richmond Hill / Toronto;
  • 63 King City / Toronto;
  • 65 East Gwillimbury / Newmarket / Toronto;
  • 71 Stouffville / Toronto; and
  • 90 Lakeshore East.

Although the maintenance project does not directly affect TTC services, closing the expressway likely results in major congestion along nearby and parallel streets, as motorists seek alternate routes. Passengers aboard buses and streetcars along these streets can expect delays:

  • 6 Bay;
  • 15 Evans;
  • 29A / 29C Dufferin;
  • 44 Kipling South;
  • 63A Ossington;
  • 66A / 66B Prince Edward;
  • 75 Sherbourne;
  • 72B Pape via Commissioners and Queens Quay;
  • 76A Royal York South;
  • 80 Queensway;
  • 110A / 110C Islington South;
  • 121A Fort York - Esplanade;
  • 123B / 123C Sherway;
  • 301 Queen overnight;
  • 304 King overnight;
  • 307 Bathurst overnight;
  • 310 Spadina overnight;
  • 315 Evans - Browns Line overnight;
  • 320 Yonge overnight;
  • 329 Dufferin overnight;
  • 337 Islington overnight;
  • 363 Ossington overnight;
  • 501 Queen;
  • 504A / 504B King;
  • 509 Harbourfront;
  • 510 Spadina; and
  • 511 Bathurst.

While the expressway is closed, City crews are:

  • milling and paving 15 lane kilometres of roadway;
  • repairing 8,000 metres of cracks;
  • marking 9,000 metres of lines;
  • repairing or replacing 60 metres of guardrails;
  • inspecting, maintaining and replacing overhead and ground signs;
  • repairing potholes;
  • mechanically sweeping and removing debris;
  • removing graffiti;
  • flushing and cleaning catch basins;
  • inspecting and chipping bridges;
  • flushing bridge joints;
  • inspecting, repairing and replacing crash-attenuation systems that help cushion and redirect vehicles from barricades and barriers;
  • inspecting, repairing and relamping street lights;
  • replacing and repairing hydro poles; and
  • inspecting and repairing traffic cameras.

65 / 65C / 65E / 65F East Gwillimbury / Newmarket / Toronto

From 11 p.m. Friday, May 29 until 5 a.m. Monday, June 1, GO is likely detouring the buses along Lake Shore Boulevard East, instead of the Gardiner, but the buses serve all regular stops. However, GO Transit Control monitors road conditions and may direct bus drivers to detour along other streets, depending on traffic flow.

GO buses are likely already detouring due to ongoing construction on the expressway.

Heavy traffic conditions may delay the buses. If traffic delays buses more than 45 minutes behind schedule, GO may detour the buses to other destinations.

31 / 31A / 31E / 31F / 31H / 31L / 31N Guelph / Georgetown / Toronto;

From 11 p.m. Friday, May 29 until 5 a.m. Monday, June 1, GO is likely detouring the buses along The Queensway or Lake Shore Boulevard West, instead of the Gardiner, but the buses serve all regular stops. However, GO Transit Control monitors road conditions and may direct bus drivers to detour along other streets, depending on traffic flow.

Heavy traffic conditions may delay the buses. If traffic delays buses more than 45 minutes behind schedule, eastbound buses may divert to Highway 407 Station terminal. At Highway 407 Station, you may show your GO fares at TTC staffed entrances and transfer to the Line 1 Yonge - University subway to continue your trip to downtown Toronto.

For delays more than 45 minutes, westbound buses start their trips in Highway 407 Station terminal. You may show your GO fare at the TTC entrance to Union [subway] station and board Line 1 Yonge - University trains to connect with the buses.

16 Hamilton / Toronto express

From Saturday, May 29 until Monday, June 1, GO is likely detouring the buses along The Queensway or Lake Shore Boulevard West, instead of the Gardiner, but the buses serve all regular stops. However, GO Transit Control monitors road conditions and may direct bus drivers to detour along other streets, depending on traffic flow.

63 King City / Toronto

From 11 p.m. Friday, May 29 until 5 a.m. Monday, June 1, GO is likely detouring the buses along Lake Shore Boulevard East, instead of the Gardiner, but the buses serve all regular stops. However, GO Transit Control monitors road conditions and may direct bus drivers to detour along other streets, depending on traffic flow.

GO buses are likely already detouring due to ongoing construction on the expressway.

90B / 90C Lakeshore East early-morning / late-night

From 11 p.m. Friday, May 29 until 5 a.m. Monday, June 1, GO is likely detouring the buses along Lake Shore Boulevard East, instead of the Gardiner, but the buses serve all regular stops. However, GO Transit Control monitors road conditions and may direct bus drivers to detour along other streets, depending on traffic flow.

GO buses are likely already detouring due to ongoing construction on the expressway.

18B / 18C / 18G / 18H Lakeshore West early-morning / late-night

From 11 p.m. Friday, May 29 until 5 a.m. Monday, June 1, GO is likely detouring the buses along The Queensway or Lake Shore Boulevard West, instead of the Gardiner, but the buses serve all regular stops. However, GO Transit Control monitors road conditions and may direct bus drivers to detour along other streets, depending on traffic flow.

21 / 21A / 21B / 21H / 21N / 21P Milton / Toronto

From 11 p.m. Friday, May 29 until 5 a.m. Monday, June 1, GO is likely detouring the buses along The Queensway or Lake Shore Boulevard West, instead of the Gardiner, but the buses serve all regular stops. However, GO Transit Control monitors road conditions and may direct bus drivers to detour along other streets, depending on traffic flow.

Heavy traffic conditions may delay the buses. If traffic delays buses more than 45 minutes behind schedule, eastbound buses detour to Port Credit GO Station. You can connect with a 01 **Lakeshore West train to connect your trip to downtown Toronto.

For delays more than 45 minutes, westbound buses start their trips in Port Credit GO Station. Board westbound trains in Union Station along the 01 Lakeshore West line to connect with the buses in Port Credit.

61 Richmond Hill / Toronto

11:40 p.m. Friday, May 29 and 12:40 a.m. Saturday, May 30, GO is likely detouring the buses along Lake Shore Boulevard East, instead of the Gardiner, but the buses serve all regular stops. However, GO Transit Control monitors road conditions and may direct bus drivers to detour along other streets, depending on traffic flow.

GO buses are likely already detouring due to ongoing construction on the expressway.

Heavy traffic conditions may delay the buses. If traffic delays buses more than 45 minutes behind schedule, GO may detour the buses to other destinations.

71 / 71C / 71G Stouffville / Toronto

From 11 p.m. Friday, May 29 until 5 a.m. Monday, June 1, GO is likely detouring the buses along Lake Shore Boulevard East, instead of the Gardiner, but the buses serve all regular stops. However, GO Transit Control monitors road conditions and may direct bus drivers to detour along other streets, depending on traffic flow.

GO buses are likely already detouring due to ongoing construction on the expressway.

Heavy traffic conditions may delay the buses. If traffic delays buses more than 45 minutes behind schedule, GO may detour the buses to other destinations.