This photo is from Tuesday, Sept 3, 2013 at 6:00 pm showing the existing heavy traffic congestion on the Oak Valley Parkway I-10 Overpass.
Congestion on I-10 in Ontario area. Photos taken Thursday, September 12, 2013 at 3:30 pm.
Notice the long line of truck traffic--it goes on for miles.
Note the smog and truck diesel emissions.