California Department of Transportation

04/03/2026 | Press release | Distributed by Public on 04/03/2026 16:36

Traffic Advisory Mariposa County 04/03/26

Traffic Advisory Mariposa County 04/03/26

Published: Apr 03, 2026

One-Way Traffic Controls Next Week

Mariposa County - The California Department of Transportation (Caltrans) will have traffic controls in place for the following construction and maintenance activities on State Route 49 (SR-49), SR-132, & SR-140 in Mariposa County next week. Work is scheduled to occur as follows:

State Route 49

  • One-way traffic control at Allred Road for utility work on Monday, April 6, 2026, from 7:00 a.m. to 3:00 p.m.
  • One-way traffic control from Penon Blanco Road to Shilling Road for traffic signal work beginning Monday, April 6, through Friday, April 10, 2026, from 6:00 a.m. to 4:00 p.m.
  • One-way traffic control from the East Entrance of the Sierra National Forest to Chowchilla Mountain Road for utility work on Wednesday, April 8, 2026, from 8:00 a.m. to 4:00 p.m.
  • One-way traffic control from County Road to Penon Blanco Road for utility work beginning Wednesday, April 8, through Friday, April 10, 2026, from 7:00 a.m. to 3:00 p.m.

State Route 132

  • One-way traffic control just west of State Route 49 / Coulterville for drainage work beginning Monday, April 6, through Thursday, April 9, 2026, from 6:00 a.m. to 4:00 p.m.

State Route 140

  • One-way traffic control from Colorado Road to Crane Creek for drainage and shoulder work beginning Monday, April 6, through Friday, April 10, 2026, from 8:30 a.m. to 2:30 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. 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 April 03, 2026, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on April 03, 2026 at 22:36 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 If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]