AC Collector Lines – 138 kV & 230 kV

Client: Manitoba Hydro

Length: 160 km

Completion Date: April 2018

Location: Gillam, MB


  • Four 3 phase transmission lines (27 km each)
  • Guyed and self-supporting steel lattice towers
  • 108 km of 1590 MCM ACSR and 52 km of 2-bundle 795 Drake ACSR with 2-OHGW
  • Precast concrete footings, precast concrete anchors, helical piles, micropiles
  • Environmental and construction access matting
  • Extreme weather conditions (-55C with wind chill), strong winds, heavy snowfall and winter storms

Highlight: Forbes constructed over 400 km of winter road and access construction to accommodate seasonal construction windows for this project.

Trusted experts building powerful solutions.

Our Mission, Vision and Values guide and align us to being the contract of choice in all markets we enter. With over 2500 pieces of owned construction equipment, our capabilities are limitless. The Forbes Bros. Group of Companies shows up ready to deliver with 40 years of experience behind us.