Major US Nuclear Utility Companies


Pagnotta Engineering has supported vessel restoration projects for over one third of the nuclear power plants in the United States.

Pagnotta Engineering developed custom software to quickly create and accurately evaluate degraded pressure vessels by including thousands of unique thickness measurements.

PEI provided the following services:

  • Calculated fitness for service evaluations to determine end of code compliant life for Feed Water Heaters
  • Demonstrated code compliance of PMCap Restoration Method (US Patent 6,860,297) components as installed on Feed Water Heaters and Service Water Piping Systems
  • Determined code criteria stresses for protection against┬áplastic collapse, local failure, and collapse from buckling