Traffic Advisory Merced County 01/02/26

Rest Area, & Highway Lane Closures
Interstate 5 And State Routes 59, 99, 140 & 165

Merced County – The California Department of Transportation (Caltrans) will perform various closures on Interstate 5 (I-5), and State Route 59 (SR-59), SR-99, SR-140 and SR-165 for maintenance and construction operations. Work is scheduled to occur as follows:

Interstate 5

• Full closure of the John C. Erreca Rest Area on southbound I-5 beginning Monday, April 4, 2022, through February 28, 2026.
• Temporary closure of the John C. Erreca Rest Area on northbound I-5 beginning Tuesday, December 30, 2025. No current ETO.
• ALTERNATE LOCATIONS: Motorists traveling southbound are advised to use the Coalinga-Avenal Rest Area (Fresno/Kings County line).

State Route 59

• Long-term lane/shoulder closures northbound and southbound 16th Street Bridge for bridge work beginning Monday, February 10, 2025, at 8:00 p.m. through Saturday, February 28, 2026, at 11:00 p.m.

State Route 99

• One-way traffic control on the East Atwater Over-Crossing for utility work beginning Monday, January 5, through Friday, January 9, 2026, from 9:00 p.m. to 6:00 a.m.

State Route 140

• One-way traffic control at the Mud Slough Overflow for bridge inspection work on Thursday, January 8, 2026, from 8:00 a.m. to 2:00 a.m.

State Route 165

• One-way traffic control from Mercy Springs Road Over-Crossing to Middle Road for pavement work beginning Sunday, January 4, through Monday, January 5, 2026, from 7:30 p.m. to 6:00 a.m.
• One-way traffic control from Mercy Springs Road Over-Crossing to Middle Road for pavement work on Wednesday, January 7, 2025, from 7:30 a.m. to 5:00 p.m.
• One-way traffic control from Santa Fe Grade Road to the Salt Slough Bridge for pavement work beginning Monday, January 5, through Friday, January 9, 2026, from 7:30 p.m. to 6:00 a.m.