Don’t Store Chemicals by Columns

To eliminate chemical damage to columns, do not store chemical materials next to columns and maintain and repair bridge joints.
Column deterioration from chemical solutioncontamination. (click in image to see full-size image)
Figure 5-9. Column deterioration from chemical solution contamination.
Close up of the damage. Notice the #9 barsare starting to buckle. Two reasons this could be happening: 1.Rust could be pushing on concrete causing the buckling. 2. The column couldbe shortening. This bridge was replaced after 20 years of service. (click in image to see full-size image)
Figure 5-10. Close up of the damage. Notice the #9 bars are starting to buckle. Two reasons this could be happening: 1. Rust could be pushing on concrete causing the buckling. 2. The column could be shortening. This bridge was replaced after 20 years of service.
Salt storage under a bridge next to bridgecolumns. (click in image to see full-size image)
Figure 5-11. Salt storage under a bridge next to bridge columns.
Damage created due to the salt storage. (click in image to see full-size image)
Figure 5-12. Damage created due to the salt storage.