The Pennsylvania Department of Transportation (PennDOT) is a state agency responsible for maintaining and improving the transportation system in Pennsylvania. This includes overseeing the construction and maintenance of roads, bridges, and public transit systems, ensuring safe and efficient travel for residents and visitors. PennDOT also manages vehicle registration and driver licensing services. The agency works to promote transportation safety and sustainability through various programs and initiatives, aiming to enhance the overall quality of life in the state by providing reliable transportation options.