Safety Resource Center Federal Regulations Pipeline and Hazardous Materials regulations Pennsylvania Department of Transportation Commercial Vehicle Safety Alliance American trucking Associations Pennsylvania Public Utility Commission Pennsylvania Crash Information Tool (PCIT) PennDOT Travel Advisory Pennsylvania Truckers Handbook Pennsylvania Vehicle Code Special Hauling Permit Form M-938 Pennsylvania Oversize/Overweight Special Hauling Permit Regulations STAA Routes in PA National Registry of Certified Medical Examiners Pennsylvania State Police Commercial Vehicle Safety Division