California Department of Transportation

11/05/2026 | Press release | Distributed by Public on 11/05/2026 16:49

Traffic Advisory San Joaquin County 11/5/26

Traffic Advisory San Joaquin County 11/5/26

Published: Nov 05, 2026

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.

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

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.

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.

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.)

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.
  • 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.

Motorists should expect 5-to-10-minute delays and use alternate routes whenever possible. All work is scheduled to occur as listed but is subject to change due to traffic incidents, weather, availability of equipment/materials, and construction-related issues.

For the safety of workers and other motorists, please Be Work Zone Alert. Caltrans also reminds motorists to #KnowBeforeYouGo by checking QuickMaps on your mobile device or visit quickmap.dot.ca.gov for real-time highway conditions.

California Department of Transportation published this content on November 05, 2026, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on November 05, 2026 at 22:50 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]