Caltrans Closes SR-140 in Mariposa County for Debris Slide Removal

The highway will be fully closed as crews work to clear a major landslide.

Apr. 14, 2026 at 12:00am

A sweeping, atmospheric landscape painting with a winding mountain road partially obscured by heavy fog and debris, conveying the overwhelming scale of the natural forces at play.A major highway closure in Mariposa County highlights the power of nature and the importance of maintaining critical transportation infrastructure.Mariposa Today

The California Department of Transportation (Caltrans) has issued a temporary full closure of State Route 140 in Mariposa County starting on April 13, 2026. The closure is necessary to allow crews to remove a large debris slide that has blocked the highway.

Why it matters

State Route 140 is a critical transportation route through Mariposa County, providing access to Yosemite National Park and other popular destinations. The closure will cause significant disruptions to travel and commerce in the region until the slide can be cleared.

The details

Caltrans crews will work to remove the large debris slide that has blocked State Route 140. The full closure is necessary to ensure the safety of workers and the public during the cleanup operation.

  • The full closure of State Route 140 will begin on April 13, 2026.

The players

Caltrans

The California Department of Transportation, the state agency responsible for maintaining and improving California's transportation infrastructure.

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What’s next

Caltrans has not provided an estimated timeline for the completion of the debris removal work and the reopening of State Route 140.

The takeaway

This closure of a major highway in Mariposa County highlights the ongoing challenge of maintaining transportation infrastructure in the face of extreme weather events and natural disasters. The timely removal of the debris slide will be crucial for restoring access to Yosemite and supporting the local economy.