SERVICES

SUBSTATION

Proficiency, Always On Line

Reliability and expertise are the keys to optimal results, and Mountain Power Construction has been delivering just that to clients – for decades. Our experience spans substation projects from small rebuilds to large turnkey projects, at sizes up to 345KV. With capabilities that include line position additions, breaker position additions, upgrades, demolitions and new construction, there are no challenges we can’t solve. Well versed in dealing with remote locations as well as highly populated urban areas, each project we undertake is handled in a highly collaborative and flexible manner. And, we offer both design/build and turnkey approaches, depending on specific project parameters.

FEATURED PROJECTS 

Hungry Horse, MT Substation Rebuild

  • Demolish existing substation
  • Construct a new substation 1.3 miles West of old substation
  • Remove existing equipment, demolish existing structures and foundations, surfacing, foundation installation, steel erection, fencing, equipment installation, bus work, conduit installation and grounding

Kalispell, MT Substation Rebuild

  • Construct a new distribution substation within the fence line of existing 69kV substation 
  • Demolish existing substation 200 feet North
  • Remove existing equipment, demolish existing structures and foundations, surfacing, foundation installation, steel erection, fencing, equipment installation, bus work, conduit installation and grounding

Columbia Falls, MT  Substation Renovation

  • Replace (2) three phase 7.5/9.3MVA power transformers with (2) 10/12.5MVA units and add TWACS metering equipment
  • Vault installation, bus work, conduit installation, locating existing 230kV control wiring, (6) 230kV potential transformer footings and structures, and grounding

Columbia Falls, MT (TC) Substation Breaker Replacement

  • Replace (2) three phase 34.5kV circuit breakers  
  • Equipment installation, conduit installation, locating existing 230kV control wiring, (6) 230kV potential transformer footingsand structures, and grounding

Black Eagle, MT 100kV Substation

  • Black Eagle Dam area 
  • Build a new 100kV substation and mile long transmission line to replace existing 80-year-old equipment  
  • New 2,600 square foot substation was redesigned to accommodate a full underground network of control and power distribution
  • Installed 120,000 pound transformer
  • Close coordination with the Owner of the project
  • Quality, visual appeal and safety were taken as the utmost priorities due to local use of the area for recreational needs, as wellas environmental protection