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Mariposa County Traffic Advisory June 29 – July 5

MARIPOSA COUNTY — The California Department of Transportation (Caltrans) will conduct the following one-way traffic control next week on State Route 140 for construction and maintenance operations. Work is scheduled as follows:

State Route 140

State Route-140

  • One-way traffic control from Lower Trower Road to State Route 49 North for slope repair work beginning Sunday, June 29, through Tuesday, July 2, 2025, from 7:00 p.m. to 7:00 a.m.

Motorists should expect 5-10 minute delays and use alternate routes whenever possible.

This work is scheduled to take place as listed but is subject to change due to traffic incidents, weather, availability of equipment/materials, and construction issues.

For the safety of workers and other motorists, please Be Work Zone Alert.

For the latest road conditions, visit quickmap.dot.ca.gov.

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