Northbound and southbound I-19 will be closed from Valencia Road to south of Duval Mine Road from approximately 10:30 AM to as late as 3:00 PM.
Southbound I-19 will be redirected at Valencia Rd. to Nogales Hwy. The southbound detour will go through the Town of Sahuarita, remaining on Nogales Hwy., to the Continental Rd. onramp where vehicles will then route back onto southbound I-19.
Northbound I-19 will be redirected off the freeway at the Continental, Esperanza, and Duval Mine Road off ramps. No northbound I-19 traffic will be allowed past Duval Mine Road.
The southbound detour will go through the Town of Sahuarita, remaining on Nogales Hwy., to Valencia Rd. in Tucson where vehicles will then route back to northbound I-19.
Those traveling north or south of Sahuarita will need to utilize Nogales Hwy. Detour signage will be in place. Expect traffic congestion, allow for extra travel time, and drive safely.