KHIA headerKnow-How in Action

VOL XVII, NO 10

Belzona® Expansion Joints: Tough Enough For Heavily Travelled Highways

 
 

Industry:

General Industry (GIND)

 
 

Application:

Floor Problem Areas (FPA)

 
 

Customer Location:

Kentucky DOT (Department of Transportation) - U.S.A.

 
 

Application Date:

2002

 
 

Application Situation:

Bridge expansion joints on Interstate 65.

 
 

Problem:

The conventional expansion joints were too soft and could not whithstand typical road debris. They were failing after less than one year.

 
 

Products:

Belzona® 4521 (Magma-Flex Fluid)

 

Substrate:

Steel

 
 

Application Method:

Application was carried out in accordance with Belzona Know-How System Leaflet FPA-6.

 
 

Belzona Facts:

The failing conventional joints were also allowing solutions of calcium chloride and salt to seep through and damage the structural beams. The Belzona solution prevents this from occurring, and has performed perfectly since installation.

 
 

Photographs Description

  1. The failed joint is easily removed thanks to poor adhesion 
  2. The surface for the new joint is prepared 
  3. Backer rod inserted 
  4. The application is complete and ready for vehicular traffic
 
Case study pic one

 

 
 Case study pic two

 

 
 Case study pic three

 

 
 Case study pic four

 

 
 
For more information about Belzona visit: www.belzona.com