Big Oak Flat Motorcycle Accident Sponsored by: By B.J. Hansen Published Aug 21, 2009 06:00 pm Updated Aug 21, 2009 06:04 pm Big Oak Flat, CA — An ambulance is responding to a motorcycle accident on Hwy 120 just west of Big Oak Flat. Travel with caution in that area. Debris is reportedly on the roadway. Written by email@example.com.