Study finds Main Street interchange rebuild likely under most concepts
Project lead Matt Hugart told the TAC that updated traffic forecasts and operational analysis show most interchange concepts for the Boardman I‑84/Main Street area will require substantial bridge widening or full overpass reconstruction, shifting the program toward major, high‑cost alternatives.
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Matt Hugart of Kittleson presented updated layouts and operational findings for 13 interchange concepts for the Boardman I‑84/Main Street IAMP, telling the technical advisory committee that modelled travel demand and highway design standards make a full overpass reconstruction likely under most options.
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