HOUSTON – For four generations, Clarence Friedrich's family has farmed the land in Fayette County, Texas. Like many Germans who settled the area in the 1800s, the family has an attachment to the land that runs deeper than corn or cattle. It's part of Mr. Friedrich's heritage, his story. But Texas is looking to the future, not the past, in developing a new transportation system that could slice up his 350 acres and countless farms like it. The colossal $184-billion project would interlace the state with 4,000 miles of tolls roads - up to a quarter mile wide in some...