Also known at PennDOT or Penn DOT.
- Joel Tarr, a CMU history and policy professor whose class produced the study, said his appeals to the Pennsylvania Department of Transportation for data, and appeals on his behalf from city and county officials, went unanswered for months. "This project has been hampered by our inability to obtain data" regarding injuries, he said. "We hope to obtain it in the future."
- Dan Cessna, P.E., District Executive, Pennsylvania Department of Transportation
- Invited to speak at a Pittsburgh City Council post agenda on bridges in June 2008.