… The vehicle was transporting the chemical hydrofluorosilicic to a large Clearfield water tank at the intersection of State Road 193 and University Park Boulevard around 11 a.m. when it tipped partially over on a steep embankment.
… Hill Air Force Base, the Weber State University-Davis campus and Clearfield High School were affected by the gridlock.
… Sixty nearby residents were advised to shelter in their homes and shut off their home ventilation systems during the four-hour ordeal.
Reporter Loretta Park contributed to this story.
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