The Interstate Highway standards for the U.S. Interstate Highway System uses a 12-foot (3.7 m) standard for lane width, while narrower lanes are used on lower classification roads. In Europe, as laws and road width vary by country, the minimum widths of lanes is generally between 2.5 to 3.25 metres (8.2 to 10.7 ft).
Weather | Natural Extremes | Air Quality | Environmental Watch | Zip Codes | Government. Las Vegas is located in south Nevada. Las Vegas is part of Clark County. Las Vegas has 135.81 square miles of land area and 0.05 square miles of water area.
The county seat is the city of Reno, the second largest city in Nevada. Other communities in Washoe County are Sparks, Incline Village at Lake Tahoe, and the Pyramid Lake Paiute Reservation.