State and Birmingham leaders broke ground this week on the first portion of the Northern Beltline. That’s the planned 52-mile highway which would arc across the northern half of the metro area, a counterpart to Interstate 459 to the south. The road is expected to take several decades to build and it comes with a $5.5 billion price tag. Alabama Media Group columnist John Archibald believes the price tag needs to be put in a little perspective.