Service Advisories

Viva purple A

When: 

• 9 p.m. on Tuesday, July 21, to 6 a.m. on Wednesday, July 22, 2026
• 9 p.m. on Wednesday, July 22, to 6 a.m. on Thursday, July 23, 2026

Where: University Boulevard, between Enterprise Boulevard and YMCA Boulevard, City of Markham

Reason: Honda Indy preparations

Routes affected: Viva purple A

Detour Eastbound:

Eastbound buses will service the temporary stop on Enterprise Boulevard, west of University Boulevard, then continue along Enterprise Boulevard and Unionville Gate before returning to regular...

522 - Markham Local

When: Monday, July 6 until construction is complete

Where: Unionville Commons building (4310 Highway 7 East, City of Markham)

Why: Road construction (paving work)

Routes affected:  Route 522 - Markham Local

Detour:

Buses will travel west on Highway 7, passing Main Street Unionville, right on northbound Eureka Street, right on eastbound Euclid Street, right on southbound Main Street Unionville, and back to regular routing.

Missed stop: 7384

Alternative stops:

• Stop 9885 on Highway 7 at Main Street Unionville

302 - Unionville Express

When: Thursday evenings from 6:30 p.m. to 9:30 p.m. on July 2, 9, 16, 23, 30 and August 6, 2026

Where: Main Street Unionville, from Carlton Road to Victoria Avenue, and Fred Varley Drive, from Fonthill Boulevard to Main Street Unionville

Event: Thursday Nights at the Bandstand

Routes affected: 302 - Unionville Express

Detour:

Afternoon buses traveling eastbound on Carlton Road will continue east past Main Street Unionville, turn right on southbound Kennedy Road, right on westbound Highway 7, right on...

82 – Valleymede, 83A – Trench - detour due to construction

When: Monday, June 29, to Monday, August 31, 2026

Where: Richmond Green Secondary School parking lot

Why: Construction

Routes affected: 82 – Valleymede and 83A – Trench

Detour: Routes 82 and 83A northbound:

Northbound buses will travel north on Leslie Street, right onto John Birchall Road and will continue on westbound Elgin Mills Road to stop 1093. 

Stop 4630 will be missed.

Southbound trips will begin at stop 1093, on Elgin Mills Road, west of Leslie Street.

Stops 4630, 7114, and 4931 will be missed.

52 - Holland Landing, 425 - Huron Heights School Special

When: Tuesday, May 19, 2026 to Friday, August 28, 2026 (extended)

Where: Queen Street at Yonge Street, Town of East Gwillimbury

Why: Construction (Yonge Street Revitalization Project)

Routes affected: Route 52 – Holland Landing (southbound), Route 425 – Huron Heights School Special (morning trip)

Detour:

Buses travelling south on Toll Road will turn right on westbound Bradford Street, left on southbound Holland Landing Road, left on northbound Yonge Street, right on eastbound Mount Albert Road, and back...