Project Scope

Graycor Industrial constructed NIPSCO′s largest SCR/air heater units to date. Work on Unit 8 included demolition of the existing tubular air heater and installation and erection of the following components:

  • 200-foot-high structural steel support assembly
  • Four distinct duct systems (combustion and flue gas) fabrication and installation
  • Alstom Lundstrom air heater
  • Bachman diverter damper
  • SCR reactor box including inlet and outlet hoods
  • Sonic air horns and soot blowers
  • Catalyst soot blowers
  • Associated civil and architectural civil equipment