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.
Tubac is a census-designated place (CDP) in Santa Cruz County, Arizona, United States. The population was 949 at the 2000 census. The name is a Spanish adaption of O'odham phrase "s-cuk baʼa", or perhaps "cu wa", meaning "black water" or "low place", respectively Tubac is situated on the Santa Cruz River. Tubac was the original Spanish colonial garrison in Arizona. It was depopulated during the O'odham Uprising in the eighteenth century. During the nineteenth century, the area was repopulated by miners, farmers and ranchers, but the town of Tubac is best known today as an artists' colony.