KHIA headerKnow-How in Action

VOL X, NO 13

Prison Museum Steps Made Safe With Belzona



General Industry (GIND)



Floor Problem Areas (FPA)


Customer Location:

Prison Museum in the Bay Area of California


Application Date:

June 1984


Application Situation:

Stairway into the prison museum



Severe weathering damage caused an unsafe condition for tourists visiting the site. Exposed rebar was causing the damage to accelerate.



Belzona® 4111 (Magma Quartz)



Steel reinforced concrete


Application Method:

The application was carried out in accordance with Belzona Know-How Leaflet FPA-1 .


Belzona Facts:

The application was carried out with Belzona® 4111 (Magma Quartz) molded in place with formers. Today, Belzona® 4141 (Magma Build) would make for a faster, easier repair. The hazardous conditions were eliminated and the repair is still inservice as of March, 1996.


Photographs Description

  1. Sign at entrance   
  2. Damage on underside of stairs, note exposed rebar on landing   
  3. Completed repair to stair   
  4. Repairs were also made to chipped concrete on stair tops
Case study pic one


 Case study pic two


 Case study pic three


 Case study pic four


For more information about Belzona visit: