AC Collector Lines – 138 kV & 230 kV
Client: Manitoba Hydro
Length: 160 km
Timeline: November 2014 – April 2018
Location: Gillam, MB
Scope/Description:
- 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.