HIGHWAYS: Red Light on the Turnpike

For more than two decades U.S. road builders have looked upon high-speed, multilaned, uncrossed toll roads as the "highways of the future." The success of the pioneer Pennsylvania Turnpike, opened in 1940, established what many roadmen thought was a pattern. Their dreams were confirmed, they thought, by the rushing, booming New Jersey Turnpike, completed in 1952. Toll roads began to spread out across the country, and plans for more of them were laid out at highway association meetings, in legislatures and on drawing boards. Last week, after only a few dim warning signs, a red light was flashing on...