Local News Gravel Truck Spills Load Onto Cars In San Francisco February 23, 2016 / 6:08 PM PST / CBS News A gravel truck overturned in San Francisco, spilling its load onto other vehicles. (CBS) Dump Truck Gravel Crash5 A gravel truck overturned in San Francisco, spilling its load onto other vehicles. (CBS) Dump Truck Gravel Crash4 A gravel truck overturned in San Francisco, spilling its load onto other vehicles. (CBS) Dump Truck Gravel Crash3 A gravel truck overturned in San Francisco, spilling its load onto other vehicles. (CBS) Dump Truck Gravel Crash2 A gravel truck overturned in San Francisco, spilling its load onto other vehicles. (CBS) Dump Truck Gravel Crash1 A gravel truck overturned in San Francisco, spilling its load onto other vehicles. (CBS) SF Gravel Truck Crash Spill A gravel truck overturned in San Francisco, spilling its load onto other vehicles. (CBS) Dump Truck Gravel Crash A gravel truck overturned in San Francisco, spilling its load onto other vehicles. (CBS)