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McCowan Road railway maintenance:
TTC, YRT detours, September 10 and 11



The Region of York and the City of Markham are closing:

  • McCowan Road (Regional Road 67) between Carlton Road / Raymerville Drive and Bullock Drive

this Saturday and Sunday as Metrolinx crews rehabilitate the tracks and level crossing.

The TTC is detouring buses operating along this route, while the street is closed:

  • 129A McCowan North.

York Region Transit is detouring buses operating along these routes, while the street is closed:

  • 40 Unionville local; and
  • 41 Markham local.

Railway-track maintenance on McCowan Road and the TTC and YRT detours continue until 7 p.m. September 11.


Toronto Transit Commission
129A McCowan North

From 7 a.m. Saturday, September 10 until 7 p.m. Sunday, September 11, southbound buses operate along their regular route to McCowan Road and Carlton Road / Raymerville Drive, then detour:

westward along Carlton;
southward along Kennedy Road; and then
eastward along Highway 7 to McCowan,
resuming their regular route southward along McCowan.

Southbound buses skip their regular stops

  • on McCowan Road south of Carlton Road, at Bullock Drive, across from Heritage Road and at Highway 7.

Instead, southbound buses drop off or pick up passengers at temporary stops

  • on Carlton Road beside Markville High School and at Central Park and Manhattan Drives, Fawnbrook Circle, Heathwood Crescent and Kennedy Road,
  • on Kennedy Road across from Austin Drive and
  • on Highway 7 at Swansea Road, across from Bullock Drive and west of McCowan Road.

Northbound buses skip their regular stops

  • on McCowan Road at Heritage Road and Bullock Drive, beside #8600 McCowan and at Raymerville Drive.

Instead, northbound buses drop off or pick up passengers at temporary stops

  • on Highway 7 west of McCowan Road, beside Markville Mall, west of Bullock Drive, across from Swansea Road and at Kennedy Road,
  • on Kennedy Road at Austin Drive and Carlton Road,
  • on Carlton Road at Loring Crescent [east], across from Fawnbrook Circle and Manhattan Drive, at Halterwood Circle, east of Mansfield Lane and at McCowan Road.

York Region Transit
41 Markham local

From 7 a.m. Saturday, September 10 until 7 p.m. Sunday, September 11, westbound buses operate along their regular route to Bullock and Snider Drives, then detour:

westward along Bullock to McCowan Road,
resuming their regular route southward along McCowan.

Westbound buses skip their regular stops

  • on Snider Drive across from Backus Court and at Raymerville Drive,
  • on Raymerville Drive west of Hickory Drive, at Black Cherry, Beck and Cairns Drives, across from Stargell Crescent and at McCowan Road and
  • on McCowan Road south of Carlton Road and at Bullock Drive.

Eastbound buses operate along their regular route to McCowan Road and Bullock Drive, then detour:

eastward along Bullock; and then
northward along Snider Drive to Raymerville Drive,
resuming their regular route northward along Raymerville.

Eastbound buses skip their regular stops

  • on McCowan Road north of Bullock Drive and at Raymerville Drive and
  • on Raymerville Drive east of Stargell Crescent (west), at Mercer Crescent and Graham Crescent [west and east], across from Hickory Drive and at Snider Drive.

Instead, eastbound buses drop off or pick up passengers at temporary stops

  • on Snider Drive across from Backus Court and at Raymerville Drive.
40 Unionville local

From 7 a.m. Saturday, September 10 until 7 p.m. Sunday, September 11, westbound buses operate along their regular route to McCowan Road and Bullock Drive, then detour:

west- and southward along Bullock;
westward along Austin Drive; and then
northward along Kennedy Road to Carlton Road,
resuming their regular route westward along Carlton.

Westbound buses skip their regular stops

  • on McCowan Road at Bullock Drive and north of Bullock Drive and
  • on Carlton Road beside Markville High School and at Central Park and Manhattan Drives, Fawnbrook Circle, Heathwood Crescent and Kennedy Road.

Eastbound buses reverse the westbound detour routing.

Eastbound buses skip their regular stops

  • on Carlton Road at Loring Crescent [east], across from Fawnbrook Circle and Manhattan Drive, at Halterwood Circle, east of Mansfield Lane and at McCowan Road and
  • on McCowan Road south of Carlton Road and at Bullock Drive.