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Construction & Closures


Current Construction

Markham Road to York Durham Line expanding to 8 lanes

The segment of 407 ETR from Markham Road to York Durham Line will be expanded from 6 to 8 lanes. This means 1 additional lane will be constructed in each direction.

Total approximate investment: $70,000,000
Estimated completion date: September 2019

Complete Construction

Recently Completed Projects

2 new lanes from York Durham Line to Brock Road

An additional lane was constructed from York Durham Line to Brock Road in Pickering, bringing this segment of the highway to 6 lanes in total (3 in each direction).

Total approximate investment: $30,000,000
Completion date: August 2018

Complete Construction

Please note closures are weather permitting and are subject to change without notice.
Work to improve and maintain the highway will take place at various locations throughout the spring and summer. Most work will take place in off-peak hours and weekends. There may be temporary night time closures, not included in this list.

View past construction projects that continue to keep our customers moving.

Latest Environmental Assessment Notice.