KHIA headerKnow-How in Action


Belzona Expansion Joint System For Busy Bridge



Buildings & Structures (BSTR)


Áreas Know-How:

Floor Problem Areas (FPA)


Cliente / ubicación:

Florida Department of Transportation


Fecha de aplicación:

June 2003


Situación de aplicación:

Bridge spanning the Intracoastal Waterway - Broward County, Florida



Inferior products together with heavy traffic caused expansion joints to fail. This allowed salts from the atmosphere and water to ingress to steel areas underneath the roadway which began to suffer from corrosion.



Belzona® 4111 (Magma-Quartz)

Belzona® 4521 (Magma-Flex Fluid)

Belzona® 2211 (MP Hi-Build Elastomer)



Concrete and Steel


Método de aplicación:

Application was carried out in accordance with Belzona Know-How System Leaflets FPA-5 and FPA-6.


Hechos Belzona:

Belzona® 4521 shares the same chemical properties as other Belzona® 4000 Series Magma Products. This means that no additional conditioners or interim preparation steps are required. This "wet to wet" application forges an intimate, durable bond, and saves significant application time.


Descripciones de fotografías

  1. Joint prepared for nosing and seal
  2. Completed Belzona system
  3. Close look at seal
  4. One year of service - without blemish
Case study pic one


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