Published May 3, 2026 7:30 am : Updated May 1, 2026 4:21 pm
Photo taken by: Tracey Petersen
Motorists can expect delays on several Mother Lode highways this week through May 9, 2026.
On Highway 12 one-way traffic control takes place from Chestnut Street to Lime Creek Road for highway construction work beginning Sunday through Friday from 7:00 p.m. until 5:00 a.m.
On Highway 12 one-way traffic control at North Fork Calaveras River for utility work Monday through Friday from 7:00 a.m. until 4:00 p.m.
On Highway 26 one-way traffic control takes place at Main Street for tree work on Wednesday from 8:00 a.m. until 5:00 p.m.
On Highway 26 one-way traffic control takes place from Rich Gulch Lane to Flat Gulch Lane for utility work on Friday from 8:00 a.m. until 4:00 p.m.
On Highway 26 one-way traffic control takes place at Humbug Creek Road for tree work on Wednesday from 8:00 a.m. until 5:00 p.m.
On Highway 49 one-way traffic control takes place from Bret Harte Drive/Sam’s Way to Copello Drive at night beginning Sunday through Friday from 9 p.m. until 7:00 a.m., for drainage work.
On Highway 49 one-way traffic control from State Route 120 to the Mariposa/Tuolumne County line for drainage work beginning Monday through Thursday from 8:00 a.m. to 3:30 p.m
On Highway 49 one-way traffic control takes place from Main Street to Stockton Hill Road for tree work beginning Wednesday through Thursday from 8:00 a.m. until 5:00 p.m.
On Highway 108 one-way traffic control from Chief Fuller Road to Sierra Road for drainage work continues Monday through Friday from 7:00 a.m. to 4:00 p.m.
On Highway 108 one-way traffic control from Crabtree Road to Camp Blue Road for drainage work beginning Monday through Friday from 7:00 a.m. to 4:00 p.m.
On Highway 108 one-way traffic control from Leland Meadow Road to West Cow Creek Road will allow for drainage work beginning Monday through Friday from 7:00 a.m. to 4:00 p.m.
On Highway 108 one-way traffic control from Old Strawberry Road to Lyons Dam Road for utility work beginning Monday through Friday from 6:00 a.m. to 4:00 p.m.
On Highway 108 one-way traffic control from the 8,000ft. Marker to the 9,000ft. Marker for drainage work beginning Monday through Friday from 7:00 a.m. to 3:00 p.m.
On Highway 120 one-way traffic control at Obyrnes Ferry Road for night-time pavement work beginning Sunday through Monday from 8:00 p.m. to 6:00 a.m.
On Highway 120 one-way traffic control from Perricone Road to Chinese Creek will allow for drainage work beginning Monday through Friday from 7:00 a.m. to 3:00 p.m.
On Highway 120 one-way traffic control from Memorial Drive to Eastbound Turn-Out Lane for utility work beginning Monday through Friday from 7:00 a.m. to 4:00 p.m.
Motorists should expect 5–10-minute delays and use alternate routes whenever possible. Updating Highway closure information is here.
Road projects are subject to change due to traffic incidents, weather, availability of equipment, and/or materials and construction-related issues. Caltrans asks motorists to obey signage and flaggers while slowing down around crews and equipment zones.
This post was last modified on 05/01/2026 4:21 pm
For Caltrans traffic information for Highway’s 4, 49, 59, 108, and 120 plus a view of traffic on other Mother Lode roads click on “Traffic” or keyword: traffic and our local gas price page is here. For an overview of extreme weather news stories go here.
Written by Sabrina Biehl.
Sign up for our Breaking News Alerts and the myMotherLode.com Daily Newsletters by clicking here. Report breaking news, traffic or weather to our News Hotline (209) 532-6397. Send Mother Lode News Story photos to news@clarkebroadcasting.com.