PROBLEM

  • Soil Side Bottom (SSB) corrosion of a tank that is in or out of service and has a concrete, bitumen, or sand with liner foundations.

DETAILS

  • Ethanol production plant experiencing severe SSB corrosion; 24+ tanks being addressed
  • Concrete foundation pads being prepared for inhibitor injection
  • Short grooves cut into concrete to allow inhibitor injection pipe installation
1-1
1-2
1-3
1-4
1-5
1-6
2-1
2-2
2-3
2-4
2-5
2-6

DETAILS CONT.

  • Tank chime prepared and sealed; valve connected to inhibitor injection pipe
  • Zerion FVS – B-15 inhibitor powder being mixed with water to create inhibitor slurry
  • Inhibitor slurry injected into tank SSB space to protect against corrosion