Traffic Advisory San Joaquin County 11/5/26

State Route 4 – Highway & Lane Closures
12-Hour Full Closure, Overnight One-Way Traffic Control

San Joaquin County – The California Department of Transportation (Caltrans) will perform various closures on State Route 4 (SR-4) for maintenance and construction work within San Joaquin County. Work will occur as follows:

• A 12-hour full closure of SR-4 from Tracy Boulevard to the San Joaquin/Contra Costa County line beginning on Sunday, November 15, from 7:00 a.m. until 7:00 p.m. Local access allowed. Marked detour will be required for through traffic.
• Overnight, one-way traffic control from Bacon Island/Trapper Road to the Old River Bridge (San Joaquin/Contra Costa County line) for paving work beginning Monday, November 9, through Tuesday, Nov. 10, from 8:00 p.m. until 4:00 a.m.
• The above closures are required as part of the SR-4 Delta Pavement Improvement Project. For details visit https://dot.ca.gov/caltrans-near-me/district-10/district-10-current-projects/10-1f320
• Overnight, intermittent one-way traffic control from SR-99/Golden Gate Avenue to the San Joaquin/Stanislaus County line for pavement work beginning Sunday, November 8, through Friday, Nov. 13, from 7:00 p.m. until 7:00 a.m.
• The above closure is required as part of the SR-4 Farmington Highway Improvement Project. For details visit https://dot.ca.gov/caltrans-near-me/district-10/district-10-current-projects/10-1c050.

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Interstate 5 – Ramp & Lane Closures
Overnight Closures From Hammer Lane To SR-12 (Flag City)

San Joaquin County – The California Department of Transportation (Caltrans) will perform various closures on Interstate 5 (I-5) for maintenance and construction work within San Joaquin County. Work will occur as follows:

• Overnight, alternating lane closures on northbound and southbound I-5 from Hammer Lane to SR-12 (Flag City) for construction beginning Sunday, Nov. 8, through Friday, Nov. 13, from 9:00 p.m. until 5:00 a.m. (northbound) and from 8:00 p.m. until 6:00 a.m. (southbound).
• Overnight, alternating, full on- and off-ramp closures at Hammer Lane, Eight Mile Road, and SR-12 (Flag City) for construction beginning Sunday, Nov. 8, through Friday, Nov. 13, from 9:00 p.m. until 5:00 a.m. (northbound) and from 8:00 p.m. until 6:00 a.m. (southbound).

The above listed lane and ramp closures on I-5 between Hammer Lane and the San Joaquin/Sacramento County line are required as part of the I-5 Anchor Pavement Project that will improve 34 miles of existing pavement and shoulders from Hammer Lane in Stockton to the San Joaquin/Sacramento County line. The project will also replace on- and off-ramps with upgraded concrete at Eight Mile Road, State Route 12, Turner Road, Peltier Road, and Thornton Road/Walnut Grove Road.  For project details visit https://dot.ca.gov/caltrans-near-me/district-10/district-10-current-projects/10-1e300

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State Route 12 – Lane Closures
Overnight One-Way Traffic Control For Utility Work

San Joaquin County – The California Department of Transportation (Caltrans) will perform various closures on State Route 12 (SR-12) for maintenance and construction work within San Joaquin County.  Work will occur as follows: 

• Overnight, intermittent one-way traffic control from Potato Slough to Crop Road for utility work beginning Monday, Nov. 9, through Friday, Nov. 13, from 10:00 p.m. until 4:00 a.m.
• Overnight, intermittent one-way traffic control from Guard Road to Interstate 5 for utility work beginning Monday, Nov. 9, through Friday, Nov. 13, from 10:00 p.m. until 4:00 a.m.

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State Route 26  & Route 88 – Lane Closures
One-Way Traffic Control For Various Work

San Joaquin County – The California Department of Transportation (Caltrans) will perform various closures on State Route 26/Fremont Street (SR-26) and SR-88 for maintenance and construction work within San Joaquin County.  Work will occur as follows:

• Overnight, intermittent one-way traffic control on SR-26 from SR-99 to Murray Road for pavement work beginning Sunday, Nov. 8, through Tuesday, Nov. 10, from 8:00 p.m. until 5:00 a.m.
• Overnight, one-way traffic control on SR-26 from Duncan Road to Flood Road/Front Street for striping operations beginning Sunday, Nov. 8, through Tuesday, Nov. 10, from 8:00 p.m. until 5:00 a.m.
• One-way traffic control on SR-26 at Escalon-Bellota Road for utility work on Tuesday, Nov. 10, from 9:00 a.m. until 2:30 p.m.
• Overnight, one-way traffic control on SR-88 at Wilmarth Lane for utility work beginning Sunday, Nov. 8, through Tuesday, Nov. 10, from 10:00 p.m. until 6:00 a.m.

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Interstate 205 – Ramp Closures
Overnight Closures For Guardrail Work In Tracy

San Joaquin County – The California Department of Transportation (Caltrans) will perform various closures on Interstate 205 (I-205) for maintenance and construction work within San Joaquin County.  Work will occur as follows: 

• Overnight, alternating, full on-ramp closures from Grant Line Road, Tracy Boulevard and MacArthur Drive to I-205 for guardrail work beginning Sunday, Nov. 8, through Friday, Nov. 13, from 8:00 p.m. until 6:00 a.m. (eastbound) and from 8:00 p.m. until 4:00 a.m. (westbound.)

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Interstate 580 – Ramp Closures
Overnight Closures At Patterson Pass For Construction

San Joaquin County – The California Department of Transportation (Caltrans) will perform various closures on Interstate 580 (I-580) for maintenance and construction work within San Joaquin County. Work will occur as follows:

• Overnight, full on- and off-ramp closures on eastbound I-580 at Patterson Pass for construction beginning Sunday, Nov. 8, through Friday, Nov. 13, from 9:00 p.m. until 5:00 a.m.
• Overnight, full on- and off-ramp closures on westbound I-580 at Patterson Pass for construction beginning Sunday, Nov. 8, through Friday, Nov. 13, from 7:00 p.m. until 3:30 a.m.
• For more information on this city of Tracy-led, Interchange Improvement project, please visithttps://dot.ca.gov/caltrans-near-me/district-10/district-10-current-projects/10-1e220.

All work is scheduled to begin as listed, but is subject to change due to traffic incidents, weather, availability of equipment, and/or materials and construction related issues. For the safety of workers and other motorists, please Be Work Zone Alert.