KHIA header

VOL XVI, NO 71

Belzona® Seals Carbon Steel Digester Dome

 
 

Industry:

Water / Wastewater (WATR)

 
 

Application:

Tanks and Chemical Containment Areas (TCC)

 
 

Customer Location:

Wastewater treatment plant, primary digester

 
 

Application Date:

November 2001

 
 

Application Situation:

80 foot diameter carbon steel digester dome.

 
 

Problem:

This 80 foot diameter carbon steel digester dome was originally sealed with a tar pitch.The seal had broken down over the years and was leaking at several locations.

 
 

Products:

Belzona ® 2221 (MP fluid Elastomer)

Belzona ® 2911 (QD Conditioner)

 

Substrate:

Concrete and carbon steel

 
 

Application Method:

The application was carried out in accordance with Belzona Know-How System Leaflet TCC-12.

 
 

Belzona Facts:

There have been no leaks since the completion of the job and Belzona was the only proposal that assured the longevity of the repair.

 
 

Photographs Description

  1. Three inches of original job excavated
  2. Dome seal grit blasted and blown dry
  3. Pouring of Belzona ® 2221 (MP fluid Elastomer)
  4. 225 linear feet completed
 
 
  View PDF version  
 
 
For more information about Belzona visit: www.belzona.com