Service Advisories

4 - Major Mackenzie

When:

• Friday, May 8, 2026 at 8 p.m. to Saturday, May 9, 2026 at 8 a.m.
• Saturday, May 9, 2026 at 8 p.m. to Sunday, May 10, 2026 at 8 a.m.

Where: Major Mackenzie Drive West, between McNaughton Road East and Keele Street, City of Vaughan

Reason: Metrolinx Maintenance

Routes affected: 4 – Major Mackenzie

Detour

Westbound trips will detour via McNaughton Road East, southbound Keele Street and back to regular routing on Major Mackenzie Drive West. Eastbound trips will follow the reverse routing.

• Eastbound...

91 - Bayview

When: Tuesday, April 21, 2026, 9:30 a.m. to 3:30 p.m.

Where: Bayview Avenue, between Laureleaf Road and Barristers Court

Why: Construction - CN bridge maintenance

Route affected: Route 91 - Bayview

Detour:

Southbound buses will turn right onto westbound John Street, left onto southbound Henderson Avenue and back to regular routing on westbound Steeles Avenue East.

Stops 2885, 2886, 2887, 2888, 5234, 2889, 3577, 3579 and 3581 will be missed.

Buses travelling northbound will use the same route, but in...

85 - Rutherford

When: Thursday, November 27, 2025, until fall 2026

Where: Rutherford Road, over the CN Rail tracks

Why: Construction related to York Region’s Rutherford Road Improvements; expected completion in fall 2026.

Routes affected: Route 85 - Rutherford

Please check back for more information on service adjustments.

Rutherford Road will be reduced to one lane in each direction between Creditstone Road/Melville Avenue and Greenock Drive to accommodate work on the rail bridge.

Expect delays for the duration of this...

411, 416 – Markham District School Specials

When: Tuesday, September 2, 2025, until construction is complete

Where: Church Street from Wootten Way North to Ninth Line, City of Markham

Reason: Storm sewer construction

Routes affected: 411, 416 – Markham District School Specials

Detour Route 411 morning service: Morning service will detour northbound Ninth Line, westbound Highway 7, northbound Wooten Way North and back to regular routing on Parkway Avenue. Routes 416 morning service: Morning service will detour westbound Church Street, southbound...

91 - Bayview

When: August 11, 2025, through Spring 2026

Where: Bayview Avenue and Steeles Avenue East

Why: Construction

Routes affected: Route 91 - Bayview - Southbound

Detour:

Route 91 will detour on Proctor Avenue, southbound Henderson Avenue and back to regular routing on westbound Steeles Avenue East.

Stops 5234, 2889, 3577, 3579 and 3581 will be missed.

Alternate stops:

• Stop 2888 on Bayview Avenue at Proctor Avenue
• Stop 3583 on Steeles Avenue East west of Henderson Avenue

Detour Map:

 Please plan ahead and allow...