Speed limits in the United States by jurisdiction 2013) to place more zones on rural parts of I-15, I-80 and I-84. The areas under consideration, UDOT spokesman said, are on I-80 from Grantsville (exit 99) to Wendover, on the Utah-Nevada border; I-84 from Tremonton to the Utah-Idaho border; I-15 from Brigham City (North interchange) to the Utah-Idaho border; and I-15 from Santaquin to North Leeds." The speed limit on these sections has been increased from 80 mph as of September 17, 2013. On February 13, 2014, UDOT voted to increase the speed limit on I-80 from Salt Lake City across the Bonneville Salt Flats to the Nevada border
Utah State Fair through the Salt Lake Valley of what is today Utah. With the high rugged Rocky Mountains on the east and miles of unfriendly, hot, dry desert and salt flats on the west, most of these early explorers and settlers found the climate and land an inhospitable environment in which to settle. The Church of Jesus Christ of Latter-day Saints (LDS Church) had been established in 1830 by Joseph Smith in New York. Due to religious persecution, the group moved further and further west, yearning for a land to settle in which they could practice their religion. Following the murder of