Updated Traffic Advisory Mariposa County 08/26/25

Published:

One-Way Traffic Control & Highway Closure Next Week

Mariposa County – The California Department of Transportation (Caltrans) will conduct the following traffic controls on State Route 49 (SR-49) and SR-140 in Mariposa County. Work is scheduled as follows:

State Route 49

  • One-way traffic control from Stumpfield Mountain Road to Tiptop-Usona Road for utility work on Tuesday, August 26, 2025, from 8:00 a.m. to 3:00 p.m.

State Route 140

  • One-way traffic control from the Bear Creek Bridge to the Yosemite National Park Boundary beginning Tuesday, August 26, through Thursday, August 28, from 7:00 a.m. to 4:00 p.m. and on Friday, August 29, 2025, from 7:00 a.m. to 3:00 p.m.
  • One-way traffic control from Cobey Lane to the Bear Creek Bridge for utility work on Wednesday, August 27, 2025, from 8:00 a.m. to 3:00 p.m.
  • Full highway closure from SR-49 South to SR-49 North for special event on Saturday, August 30, 2025, from 10:00 a.m. to 11:30 a.m.