This alert updates the I-19 overnight lane restrictions dates from Sept. 21-24
Overnight lane restrictions will continue on Irvington Road through spring 2028
The Arizona Department of Transportation advises drivers to plan for overnight lane restrictions along northbound Interstate 19 between Ajo Way and Valencia Road from 9 p.m. to 5 a.m. Monday, Sept. 28, through Thursday, Oct. 1, as work on the I-19, Irvington Road interchange improvement project continues in Tucson.
Motorists can expect the following overnight restrictions:
- Northbound I-19 will be narrowed to one lane between Ajo Way and Valencia Road.
- A 16-foot vehicle width restriction will be in place.
- The speed limit will be reduced to 45 mph in the work zone.
REMINDER: East- and westbound nighttime lane restrictions on Irvington Road at the I-19 interchange will continue through spring 2028. The speed limit will be reduced to 25 mph. A 10-foot vehicle width restriction will be in place.
Drivers should allow extra time, use caution, be prepared to slow down and merge safely when approaching and traveling through all work zones.
For more information visit the project website at: https://azdot.gov/projects/southcentral-district-projects/i-19-irvington-traffic-interchange
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