Transportation Law includes regulations for operators, vehicles and infrastructure; as well as the contract of carriage, regulations and relation between the carrier and passenger in public transport, shipper and cargo owners. Attorneys who practice transportation law represent individuals and businesses in cases involving most aspects of travel and commerce on the ground, in the air, and on the water -- including regulation of private and commercial vehicles, aircraft, and vessels; compliance with transportation safety standards; and oversight of commercial freight shipment activity.
Hanna (also Defas Park) is an unincorporated community in western Duchesne County, Utah, United States, on the Uintah and Ouray Indian Reservation. It lies along State Route 35 northwest of the city of Duchesne, the county seat of Duchesne County. Its elevation is 6,765 feet (2,062 m), and it is located at 40°24′15″N 110°45′55″W / 40.40417°N 110.76528°W / 40.40417; -110.76528 (40.4041143, -110.7651617). Although Hanna is unincorporated, it has a post office, with the ZIP code of 84031.