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Belzona® Repairs And Saves Internals Of Wastewater Pipe



Water / Wastewater (WATR)



Valves, Pipes and Fittings (VPF)


Customer Location:

Water Treatment Plant, Bossier City, LA, USA


Application Date:

February 2016


Application Situation:

42" Ductile Iron underground pipe.



The pipe was corroded so badly that the pitting was causing pin holes in the substrate.



Belzona 1121 (Super XL-Metal)

Belzona 5811 (Immersion Grade)



Ductile Iron


Application Method:

The application was carried out in accordance with a modified version of Belzona Know-How System Leaflet VPF-5. Belzona 1121 was used to rebuild the pitting. Belzona 5811 was used to coat the internal of the pipe.


Belzona Facts:

The cost of the project was $70,000 USD and required a week of downtime for the plant to rebuild the pipe and coat. The Belzona was a much better alternative to the to the cost of over a million dollars to dig the pipe up and replace it with two months of downtime.


Photographs Description

  1. Corroded pipe before application.
  2. Internals of pipe after SP-10 Abrasive Blast.
  3. Applicators applying Belzona 1121 to pitting.
  4. The pipe after being coated with Belzona 5811.
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