8th Avenue W & 11th St W - Gas Main Relocation

8th Avenue W and 11st Street W Gas Main Relocation Project Map

STATUS: Construction will begin March 20, 2023, and will last about 5 Weeks. 

March 15, 2023– NorthWestern Energy is replacing an existing natural gas pipeline along the west side of 8th Avenue West and the south side of 11th Street West in the Kalispell area. Traffic detours are required for the safety of the crews and the public.  

Construction will begin March 20 and will last about five weeks.

Work will begin at the intersection of 11th Street West and 7th Avenue West.   It will proceed west to 8th Avenue West and then proceed north along 8th Avenue West to the intersection of 8th Street West. 

The project will allow NorthWestern Energy to continue to provide reliable, safe energy service at the most affordable cost to our customers in the area.  

For more information, contact Chris Beccari at 406-751-2232 or Chris.Beccari@contractor.northwestern.com.

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8th Avenue W and 11th Street W Gas Main Relocation Map Phase I
8th Avenue W and 11th Street W Gas Main Relocation Map Phase II

Project Description:


NorthWestern Energy will be relocating the gas main in 8th Avenue W from 8th Street West to 11th Street West and in 11th Street West from 8th Avenue West to 7th Avenue West.

The work is scheduled to start as early as practical in the spring of 2023 and is expected to last several weeks.  Work will begin at approximately 7:00 am and continue to 5:00 pm each day, Monday through Friday.

 During this time, 8th Avenue West will be open to two-way, two-lane traffic, but parking on the west side will be eliminated. 11th Street West will be open to two-way traffic with one-lane traffic controls in place and may be closed periodically.   

Driveway access for residents on the west side of 8th Avenue west and the south side of 11th Street West will be available at the beginning and end of each day. Residents in these areas may need to find alternate parking until the work is completed.

The City of Kalispell and NorthWestern Energy would like to thank you for your understanding while we perform the needed work in your neighborhood.

Please contact Chris Beccari with NorthWestern Energy at 406-751-2232 with question or concerns.