Irwin Power Services, a Division of Irwin Industries, Inc.

Recent Projects

Navajo Generating Station, Unit 1

During this eight-week outage, Irwin crews replaced the main steam line from above the pant leg to the turbine stop valves, then from the stop valves to the turbine connections.


  • 20 inch diameter piping with 3 1/2 inch wall thickness
  • Post weld heat treating and 100% RT
  • Required intricate rigging on loads exceeding 15,000
  • pounds.
  • 3rd consecutive project with similar scope at this station
  • 100% weld acceptance rate

Recent Projects
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