One-Way Traffic Control Next Week
Calaveras County – The California Department of Transportation (Caltrans) will conduct the following one-way traffic control next week on State Route 4 (SR-4), SR-12, and SR-26 for maintenance and construction operations. Work is scheduled as follows:
State Route 4
- One-way traffic control from Bonanza Mine Way to Appaloosa Road for highway construction work beginning Monday, October 20, 2025, through Thursday, October 23, 2025, from 7:00 a.m. until 5:00 p.m., and on Friday, October 24, 2025, from 7:00 a.m. until 3:00 p.m.
- Long-term, one-way traffic control from Appaloosa Road to Stallion Way for pavement work through Friday, November 21, 2025.
State Route 12
- One-way traffic control from Southworth Road to SR-26/Laurel Street for striping work beginning Monday, October 20, 2025, through Thursday, October 23, 2025, from 7:00 a.m. until 6:00 p.m., and on Friday, October 24, 2025, from 7:00 a.m. until 3:00 p.m.
- One-way traffic control from Chestnut Street to Lime Creek Road for highway construction work beginning Sunday, October 19, 2025, through Friday, October 24, 2025, from 7:00 p.m. until 5:00 a.m.
State Route 26
- Long-term, one-way traffic control from Gill Haven Drive to Rich Gulch Lane for highway construction work through Wednesday, December 31, 2025.
- One-way traffic control at South Fork Mokelumne River Bridge for highway construction work beginning Monday, October 20, 2025, through Friday, October 24, 2025, from 6:00 a.m. until 3:00 p.m.
- One-way traffic control from Rich Gulch Lane to Flat Gulch Lane for tree work on Tuesday, October 21, 2025, from 8:00 a.m. until 5:00 p.m.
- One-way traffic control from Lower Dorray Road to Ridge Road for tree work on Tuesday, October 21, 2025, from 8:00 a.m. until 5:00 p.m.
- One-way traffic control at Rabbit’s Foot Road for tree work on Thursday, October 23, 2025, from 8:00 a.m. until 4:00 p.m.
- One-way traffic control from Sawyer Road to Railroad Flat Road for tree work on Friday, October 24, 2025, from 8:00 a.m. until 5:00 p.m.
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. For the latest highway conditions, visit quickmap.dot.ca.gov
