
US 52’s future may be in a short-lived piece of its past. (1965 state map)
It took half a century, but the most significant portions of Iowa’s 1968 freeway/expressway plan have been realized or put perceptibly on track. There are still parts of US 20 and US 61 that are not four lanes, and same for US 30 east of Ogden, but for the first two the remainders will be on or near existing roads, and partially included in five-year plans.
Dubuque’s Southwest Arterial is not.
For decades, Dubuque has desired a route to the west connecting the northern and southern routes out of the city. Two lanes or four was less important than its existence in the first place. Part of that dream today is IA 32, a road the state took over and extended in 2002.
But while in much of Iowa it would be geographically and topographically (if not politically or environmentally) easy to shoot out a short connection, the Upper Mississippi River is not one of those places. The Driftless Area is great for mining lead, bird-watching, and reminding 19th-century immigrants of Switzerland. It’s not as great for building four-lane highways. Much more after the jump. Continue reading →