You can sum up the Greensboro area’s biggest transportation news in several generations with two words: Urban Loop. Set for completion by 2022 — when the last of the Greensboro Urban Loop’s remaining two legs are finished — the project’s potential impact is hard to overstate. It will mark the end for a legacy of planning, debate, study and construction that harkens back to the late 1940s. “The Urban Loop is probably a once-in-a-lifetime project,” says Adam Fischer, director of the Greensboro Department of Transportation. “I don’t see any project ahead that’s quite on that scale.” Spanning 44 miles when...