CANYON COUNTY, Idaho — The Idaho Transportation Department continues making steady progress on Idaho's first-ever three-level interchange on the border of Ada and Canyon counties, with flyover lanes being constructed over I-84.

WATCH | Idaho's first three-level interchange takes shape as ITD builds flyover lanes over I-84 Idaho's first three-level interchange takes shape as ITD builds flyover lanes over I-84

Drivers who pass by regularly have witnessed the progress since the project started in 2022. The massive undertaking represents ITD's biggest road project in the Treasure Valley.

"Right now, they've placed one pier cap, and that's where the bridge will sit on; it will be a steel structure. They're in the process of forming and placing the next pier cap. The others that you se

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