Transmission Line Construction

AltaLink is rebuilding the 551L Transmission Line in and around the Town of Banff. The construction includes stringing new wires over the TransCanada Highway and Norquay Road in several places as shown on the maps.  

Traffic accommodations include speed and lane restrictions and will occur on four different days during the next several weeks. This construction activity will happen between 9 a.m. and 4 p.m. weekdays beginning Friday, February 7, 2020. These restrictions will not occur during peak travel times, weekends or holidays. The times and duration of the lane restrictions will be posted on 

There will be no electric service impacts or outages. 

For updates, visit or

Altalink -Norquay Rd
Altalink -Norquay Road2