Highway 420 and QEW Rehabilitation

Listen to this page


The Ontario Ministry of Transportation will be rehabilitating 5 structures within the Highway 420/QEW interchange in Niagara Falls, and undertaking resurfacing of Highway 420 from Stanley Avenue to Montrose Road and the Highway 420 interchange including all ramps and crossing roads, over the next two years.

Upcoming Road Closures (Updated September 22, 2016):

Note: Closures are weather dependent and may be subject to cancellation or change.

Long Term Closures:

  • Highway 420 Westbound ramp to QEW northbound (Toronto) 
    • Closed August 8th to November 18th
    • Traffic will be diverted through temporary Dorchester Ramp

  • Highway 420 Westbound from beyond Stanley Ave to beyond Drummond Road
    • Left 1 of 2 lanes closed September 6th to November 18th, 2016

  • QEW Toronto Bound Before Hwy 420 to Beyond Hwy 420 Left 1 out of 2 lanes closed
    • 12 am September 9th to Noon October 7th
  • The ramps from Dorchester Road to QEW Toronto and QEW Fort Erie closed on July 5, 2016, and will remain closed until late Fall 2016. Signed detours are in effect.
  • The ramp Hwy 420 Westbound to QEW Fort Erie will be closed until late Fall 2016 and a signed detour route is in place.

There will be lane reductions in the following areas without full closures:

  • HWY 420 Eastbound At QEW to Beyond QEW
    • Alternation 1 out of 2 lanes closed
    • 12 am to 6 am Sept 25
    • 11 pm to 6 am Sept 25-26,26-27,27-28,28-29,29-30
      • Off Ramps Impacted:
        • To QEW Northbound (Toronto) when Lane 2 is closed

  • Hwy 420 Westbound Beyond Dorchester Road/Lundy’s Lane to At QEW
    • Alternating 1 out of 2 lanes closed
    • 12 am to 6 am Sept 25
    • 11 pm to 6 am Sept 25-26,26-27,27-28,28-29,29-30
      • Off Ramps Impacted:
        • To QEW Southbound (Fort Erie) when Lane 2 is closed

  • QEW Toronto Bound Before HWY 420 to Beyond HWY 420
    • Alternation 1 out of 2 lanes closed
    • 12 am to 6 am Sept 25
    • 11 pm to 6 am Sept 25-26,26-27,27-28,28-29,29-30
      • On Ramps Impacted:
      • Hwy 420 Eastbound when Lane 2 is closed

  • QEW South Bound (Fort Erie) Before Hwy 420 to Beyond Hwy 420
    • Alternation 1 out of 2 lanes closed
    • 12 am to 6 am Sept 25
    • 11 pm to 6 am Sept 25-26,26-27,27-28,28-29,29-30
      • On Ramps Impacted:
        • HWY 420  when Lane 2 is closed.
  • HWY 420 Eastbound Before Drummond Road to At Stanley Avenue 
    • Alternation 1 out of 2 lanes closed
    • 12 am to 6 am Sept 25
    • 11 pm to 6 am Sept 25-26,26-27,27-28,28-29,29-30

Katherine Kirkpatrick, Principal Contract Administrator
Morrison Hershfield
Phone: 289-434-4297
Email: Hwy420QEW@morrisonhershfield.com