Summer Highway Construction

Updated on June 5, 2025

 

Summer is a busy time for highway construction across the Northwest Territories. Several maintenance projects are planned to improve infrastructure and ensure safer travel.

Before you hit the road, be sure to check DriveNWT.ca for the latest updates on construction zones, potential delays, and road conditions. Staying informed will help you plan your route more efficiently and avoid unnecessary interruptions.


Highway 1 - Mackenzie Highway: 

  • Highway surface repairs and chipseal overlay: kms 0-70 and 130-170
  • Rehabilitation work including embankment widening and drainage improvement: kms 234-244 

Highway 3 - Yellowknife Highway: 

  • Highway surface repairs and chipseal overlay: kms 100-164 

Highway 4 - Ingraham Trail: 

  • Highway repairs and rehabilitation including repairing dips, embarkment widening, culvert replacement and chipseal: kms 59-61

Highway 7 - Liard Highway: 

  • Rehabilitation including embarkment widening, aggregate production, Right of Way clearing, ditching, culvert replacement, sub-base, base and chipseal: kms 33.75-39. 

Highway 8 - Dempster Highway: 

  • Rehabilitation including embarkment widening, aggregate production, culverts extension, replacement, sub-base, and base. Dip repair at Rengleng River crossing: km 178
  • Gravel resurfacing: kms 0-235 
  • Application of calcium chloride: kms 70-272.5

Highway 10 - Inuvik to Tuktoyaktuk Highway (ITH):

  • Reconstruction of ITH including washboards and soft shoulder rehabilitation and raising of low-profile sections, kms 27-90, culverts extension, and replacement at various locations. 
  • Gravel resurfacing and application of calcium chloride: kms 0 to 138.

Hay River Access Road: 

  • Chipseal overlay: kms 0-11.5

Whatı̀ Access Road: 

  • Rehabilitation work, including embankment widening and culvert replacement: kms 0-12

Liard Access Road:

  • Improvements including resurfacing and chipseal: kms 0-5.3

Various Highways - Bridges and Bridge-Culverts:

  • Redknife River Bridge culvert replacement: km 295.2 (HWY 1)
  • Bridge culvert replacement: km 526.6 and 543.1 (HWY 1)
  • Smith Creek Bridge deck repair and ditch grading: km 681.2 (HWY 3)
  • Jean Marie River Bridge replacement: km 412 (HWY 1)
  • Deh Cho Bridge annual cleaning and maintenance: km 24.5 (HWY 3)