The Idaho Transportation Department is reconstructing and widening I-84 between the Karcher/Midland and Franklin Boulevard interchanges in Nampa.
El Departamento de Transportación de Idaho está reconstruyendo y ampliando la autopista I-84 entre los intercambios de Karcher/Midland y Franklin Boulevard en Nampa.
Work on I-84 is in multiple stages of design and construction. Construction in 2019 and 2020 will include:
Design plans and an environmental study are also underway for I-84 between Caldwell and Karcher/Midland.
Click below to see a time lapse video view of the changes taking place during the I-84 widening project.
Check back for monthly updates.Time Lapse Progress Video
On August 4, the Idaho Transportation Department will reconfigure lanes near the Franklin Boulevard Interchange.
In the new configuration, the left lane will no longer merge and will remain a travel lane. The far right lane will end, becoming an off-ramp to Franklin Blvd. View a map of the new traffic pattern.
The new configuration will keep two travel lanes open on I-84 during construction in Canyon County.
The off-ramp will be closed at 10 p.m. and will re-open at 7 a.m.Motorists traveling west to Karcher Rd/Midland Blvd will need to exit I-84 early at Northside Blvd and follow the posted detour signs.Download a detour map for details.
Construction began on July 8 between the Karcher/Midland and Northside interchanges. Construction will begin on July 15 between the Northside and Franklin Boulevard interchanges.I-84 widening will begin July 8 in Nampa
Construction began on the Karcher Road Overpass in March 2019.Karcher Road Overpass Fact Sheet
ITD held public open houses to present current plans to improve I-84 in Canyon County.
The Idaho Transportation Department completed widening the shoulders on Interstate 84, clearing the way for major construction in 2019.
ITD presented project plans and construction sequencing for review and comment.Open House Displays Open House Maps
ITD held the first community workshop to present design plans and gather comments.Workshop #1 Summary Workshop #1 PowerPoint
Northside Blvd lane restrictions begin Monday, Nov. 4.