KHIA headerKnow-How in Action

VOL XIX, NO 15

Belzona® Solves Chronic Expansion Joint Problem

 
 

Industry:

Buildings & Structures (BSTR)

 
 

Application:

Floor Problem Areas (FPA)

 
 

Customer Location:

San Antonio Airport, Texas USA

 
 

Application Date:

April 2002

 
 

Application Situation:

Expansion joint leaked water onto arriving passengers on floor below.

 
 

Problem:

Previous repairs included steel covers over the joint. Then non-skid tape was added. Plates vibrated loose and along with the tape became trip hazard.

 
 

Products:

Belzona® 2221 (MP Fluid Elastomer)

Belzona® 2911 (Elastomer QD Conditioner)

Belzona® 4411 (Granogrip)

Belzona® 4411 (Granogrip)

 

Substrate:

Concrete, aluminum and steel

 
 

Application Method:

Application was carried out in accordance with Belzona system leaflet FPA-6 & FPA-8. Joint sealed with Belzona® 2221 system and Belzona® 4411 applied on both sides to provide neat, safe surface.

 
 

Belzona Facts:

Client needed a durable, watertight, non-slip solution to this nagging problem. After three years of service, joints holding up well.

 
 

Photographs Description

  1. Joint before - showing old system 
  2. Backer rod inserted 
  3. Belzona® 2221 being poured into joint  
  4. Finished joint with Belzona® 2221 and Belzona® 4411 (Note old steel covers and tape)
 
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