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I-5 - Spokane St Interchange Vicinity - Special Bridge Repair - Photos

Underneath I-5 near Spokane Street
The original steel expansion joints are breaking up and allowing water and contaminates to flow onto the bottom of the girder, which is leading to the deterioration of the concrete and steel underneath the bridge.

Expansion joint
An expansion joint is a large steel section of the roadway that connects two bridges, allowing them to move and flex with the weather and traffic loads.

Expansion joint
Crews will replace damaged or missing expansion joints.