Dead Cow Trail Closed by NPS
The National Park Service has closed Dead Cow trail in the Cheseboro area of the Santa Monica Mountains National Recreation Area. The trail runs between Paolo Comado and Sheep’s Corral. They also closed an illegally constructed trail in the vicinity, which had its own safety concerns and negative impacts to the area. Dead Cow has […]
Cancelled: COSCA Spring Trailwork – March 21, 2020
UPDATE 3/14/2020: In the wake of recent public health concerns, COSCA has cancelled this trailwork event. Stay tuned for new volunteer, opportunities. and most of all, keep yourselves safe! Join CORBA, the Conejo Open Space Conservation Authority, the Conejo Recreation and Parks District, and our friends at the Santa Monica Mountains Trails Council for a […]
Backbone Trail Bridge Repair Fund

With generous support from REI, CORBA has put $10,000 towards the National Park Service recovery efforts to rebuild bridges on the Backbone Trail that were burned in the Woolsey Fire. In the wake of the Woolsey Fire, three bridges along the Backbone National Recreation trail were destroyed. It was some time before the National Park […]
Trail Construction by SCV Trail Users
CORBA is proud to have the Santa Clarita Valley Trail Users (SCVTU) out furthuring CORBA’s mission, by advocating for new trails, and doing trail maintenance and construction in the Santa Clarita Valley. SCVTU became a committee of CORBA in 2017, and have been making great strides in advocacy and volunteerism. Currently, they are building out […]
Happy New Decade! A 20-Teens Retrospective
CORBA has a lot to be proud of this last ten years. It feels like the twenty-teens was the decade in which mountain biking really came of age. The sport has grown and we’ve seen tremendous changes and challenges. Mountain bikers are no longer a newcomer to the trails, but we’ve still got a long […]
Summary of Backbone Trail restoration held on November 16, 2019
The Backbone Trail between Mulholland Hwy and Etz Meloy Mtwy saw about 20 volunteers from CORBA and the Santa Monica Mountains Trails Council on Saturday to prepare the trail for upcoming winter rains. The area had burned during the Woolsey Fire a year ago that consumed all the chaparral on the hillside, and there was […]
Summary of the Conejo Fall Trail Work Day held October 19 in the Conejo Canyons Open Space
About 80 open space enthusiasts came out to help fix up the trails in the Conejo Canyons in preparation for winter rains. Volunteers came from various organizations such as the Santa Monica Mountains Trails Council (SMMTC), CORBA, the El Camino Real charter high school mountain bike team, various Meetup groups and others. The CORBA crew […]
Fall Volunteer Trailwork Opportunities – Santa Monica Mountains
As a trail enthusiast, we hope you’ll be able to help us out during our fall trail work program! We have four events scheduled between now and the new year. At all these events, lunch will be provided to volunteers as a way to thank you for helping! The first event is the Annual Fall […]
