NAMPA, Idaho — Drivers in the Treasure Valley should prepare for multiple nighttime closures on Interstate 84 between Meridian and Nampa as crews work to install the region’s first tri-level flyover ramp. The new ramp will connect I-84 with State Highway 16, marking a major milestone in the project’s progress.
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The Idaho Transportation Department (ITD) will close sections of I-84 between the Garrity (Exit 38) and Ten Mile (Exit 42) interchanges to accommodate the work. Most closures will occur overnight to minimize traffic impacts, but drivers should still plan for delays and detours.
Closure schedule:
Monday April 13
- Westbound I-84 will be closed from 10 p.m. to 5 a.m. Traffic will be detoured to Franklin Road.
Tuesday April 14
- Eastbound I-84 will be closed from 10 p.m. to 5 a.m. Traffic will be detoured to Franklin Road.
Saturday, March 21 – Monday, March 23
• Eastbound I-84 closed. Traffic will exit and re-enter using the new ramps.
• Westbound I-84 reduced to two lanes.
• Closures begin Saturday at 6 a.m. and continue until Monday at 6 a.m.
Friday, March 20
• Eastbound I-84 closed from 10 p.m. to 5 a.m.
• Traffic will be detoured to Franklin Road.
Drivers can expect delays due to the lane closures.
ACHD traffic camera captures slowdown on Saturday near the I-84 Garrity exit:
Ongoing nighttime lane restrictions will continue into spring, and all dates are subject to change due to weather or other unforeseen circumstances.
Drivers are advised to check 511.idaho.gov or the 511 mobile app for updates on restrictions and delays before traveling through the area.
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