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Mariposa Today
By the People, for the People
Rock slides near Yosemite force highway closure
Caltrans working to clear debris and reopen Highway 140 in Mariposa County
Apr. 13, 2026 at 6:23am
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The closure of a vital highway leading to Yosemite National Park highlights the region's vulnerability to natural disasters and the importance of maintaining critical infrastructure.Mariposa TodayHighway 140 in Mariposa County, California has been closed in both directions due to two rock slides that occurred along the road leading into Yosemite National Park. Caltrans is actively working to remove the debris and will reopen the roadway once it's determined to be safe, advising drivers to use alternate routes in the meantime.
Why it matters
Highway 140 is a major access point to Yosemite National Park, one of California's most popular tourist destinations. The closure will disrupt travel plans for visitors and impact businesses that rely on park traffic, highlighting the vulnerability of infrastructure to natural disasters in the region.
The details
The rock slides occurred along Highway 140 in Mariposa County, forcing a closure in both directions of the road from Bear Creek Bridge to Cedar Lodge. Caltrans is currently working to clear the debris and will reopen the roadway once it is deemed safe for travel.
- The rock slides occurred on Sunday, April 13, 2026.
The players
Caltrans
The California Department of Transportation, responsible for maintaining and reopening the highway.
Oakhurst CHP
The California Highway Patrol office in Oakhurst, which announced the highway closure.
What’s next
Caltrans has not provided a specific timeline for when the highway will reopen, but they are working to clear the debris as quickly as possible.
The takeaway
This incident highlights the importance of maintaining critical infrastructure like highways that provide access to popular tourist destinations, and the need for proactive measures to address the risks of natural disasters in the region.
