Dozens of California state parks struck down by the budget ax are slated to close their doors in three weeks. Yet that process remains so unsettled that even state officials can't say with certainty how many parks will actually close. Kevin Vang, 8, plays Thursday at Kneebone Beach in South Yuba River State Park in Bridgeport. A visitor pays the $5 parking fee, introduced to help keep South Yuba River State Park covering 5,000-plus acres in disconnected parcels open with two rangers. A visitor to South Yuba River State Park self-registers and pays a $5 daily parking fee at an "iron ranger" device when a kiosk is not staffed.