Proposed I-90 Resurfacing Near Whitehall, Tentatively for 2028

The Montana Department of Transportation (MDT) is announcing and inviting public comment on a proposal to resurface about 3.5 miles of Interstate 90 (I-90) west of Cardwell. The project begins at the Montana Highway 69 (MT 69) overpass bridges and extends east to the bridges that cross the Boulder River.

Proposed work includes replacing culverts, pulverizing the existing surface, applying a new overlay, and finishing with a seal and cover (chip seal), upgraded pavement markings, signage, and guardrail. Pulverizing is the process of using a specialized machine to crush the existing asphalt and...