Transport hub spins economy on Front Range

Despite the energy crisis of the 1970s, the de-regulation of the 1980s and the still-booming air-freight and package-delivery industry, America still moves by truck.
And so does the northern Front Range, home to numerous over-the-road carriers.
There are old industry standards such as Yellow Freight, which has end-of-the-line terminals, or “spokes,” in both Greeley and Cheyenne, and a transfer “hub” in Denver.
And there are new industry upstarts such as Wal-Mart Stores Inc., which operates its own nationwide trucking fleet and operates a 1 million-square-foot distribution center in Loveland, a quarter-mile east of Interstate 25.
The close convergence of four…