Maintain Joint Systems

Maintenance personnel should maintain joint systems, eliminating the possibility of chemical solution saturating this structural element. If joint systems have failed, or are designed as an open system, caps should be washed at the end of snow season.
Corrosion induced damage in high stresscantilever design. (click in image to see full-size image)
Figure 5-7. Corrosion induced damage in high stress cantilever design.
Failure on cap due to corrosion damage.Bridge was closed until repair could be performed. (click in image to see full-size image)
Figure 5-8. Failure on cap due to corrosion damage. Bridge was closed until repair could be performed.