A Strategy for Urban Mass Transportation Route - Technology Section
Census of Transportation: 1972. Truck Inventory and Use Survey: Pennsylvania
Pennsylvania Quality Initiative; A Synthesis of Customer Satisfaction and Additional Research Needs
Improved Transportation for the Northerly Part of the City of Pittsburgh, Pennsylvania
Recommendations for Improvement of Green Line Subway Operation
Highway Fences as Vehicle-Deer Collision Deterrents
Description of a Loran-C Propagation Anomaly and Associated Coordinate Conversion Problems
Pennsylvania Tire and Rubber Company. Federal Motor Vehicle Safety Standard No. 109 (Tires)
Short-Term Improvements for SEPTA's Regional Rail System
Pennsylvania Department of Transportation Highway Safety Plan, FY 2012