In Canyon County, traffic volumes on I-84 are projected to double between now and 2040. ITD recognized this corridor needs attention now, and in response allocated funding for these projects to meet the needs of today and prepare for the future.
See the I-84 Caldwell to Karcher
The Idaho Transportation Department is designing improvements to Interstate 84 between the Karcher Interchange and Franklin Boulevard Interchange in Nampa. The improvements are expected to improve safety, address congestion and benefit the regional economy for many years.
ITD began design plans for I-84 widening.
ITD held the first community workshop to present design plans and gather comments.Workshop #1 Summary Workshop #1 PowerPoint
ITD completed the design plans to replace the Karcher Road Overpass in Nampa.
ITD held a second round of community open houses on June 26, 27 and 28 to present project plans and discuss construction sequencing for your review and comment.Open House Displays Open House Maps
ITD begins a shoulder reconstruction and widening project between Karcher Road and Franklin Boulevard in Nampa.
ITD is currently designing improvements for I-84 between the Karcher Road and Franklin Boulevard interchanges in Nampa.
ITD will begin reconstructing and widening of the road shoulders between the Karcher Road and Franklin Boulevard interchanges in Nampa on September 26. Construction is expected to last into mid-November 2018.Sign up for Updates