United States City planningTunnel vision Feb 22nd 2007 | SEATTLE From The Economist print editionMayor and governor are mud-wrestling over Seattle's waterfront APThere's a great view here somewhere IT SHOULD be among the most beautiful cityscapes on the west coast: a mural of distant mountains, piers jutting into sun-flecked Elliott Bay and giant orange cranes plucking containers from freighters. Overlooking Seattle's waterfront, however, is a noisy 1950s elevated highway in hideous grey concrete.The elevated highway—known in Seattle simply as “the viaduct”—is also a hazard. It was damaged by an earthquake in 2001, and engineers believe that another quake...