Keeyask 138 kV Project

Client: Manitoba Hydro

Length: 34 km

Completion Date: April 2015

Location: Gillam, MB


  • 10 steel lattice towers, 56 steel pole structures
  • Single circuit, 2-bundle, 1033 Curlew ACSR
  • Precast concrete footings, concrete mat foundations, concrete anchors, rock anchor foundations, and helical pile foundations
  • Access for the project was almost 100km from the ROW
  • Nelson River crossing towers are 300’ structures
  • Construction activities required frozen ground conditions due to creek crossings
  • Work was completed during extreme cold weather (-45C), sever snowstorms, windstorms, and snowfalls


At the time of project completion this project’s Nelson River crossing was the longest span in Manitoba.