UPDATED TRAFFIC ADVISORY 
One-Way Traffic Control on State Route 140 in Mariposa County 
Caltrans to Begin Rock Scaling Work 

February 6, 2026 – MARIPOSA COUNTY – The California Department of Transportation (Caltrans) will have one-way traffic control in place on State Route 140 (SR-140) this week near the community of Incline in Mariposa County.

Caltrans Geo-Technical, Highway Operations, and Maintenance Crews will be performing needed rock scaling work to safeguard the roadway for motorists and avoid future long-term traffic impacts to the traveling public.

As a result of the rock scaling work this week, Caltrans will have one-way traffic control in place on SR-140 from Yosemite Cedar Lodge to the SR-140 temporary bridge beginning Friday, February 6 through Tuesday, February 10, 2026, scheduled daily from 7:00 a.m. to 7:00 p.m.

Caltrans is advising motorists of potential 10-15 minute traffic delays, to exercise patience, and if needed seek alternative routes along SR-41 and SR-120 into Yosemite National Park (YNP). Caltrans has notified first responders, YNP, Yosemite Area Transportation System (YARTS), and the local elected officials of the potential traffic impacts.

Caltrans top priority is the safety of the traveling public, and our workers, while work this work is being performed. Motorists please Be Work Zone Alert and #MoveOver for our highway workers and be sure to #KnowBeforeYouGo by checking quickmap.dot.ca.gov for real-time traffic and highway conditions prior to travel.

Source Caltrans