George Dobson Field was around for more than a quarter-century when it got its first facelift, one that wasn’t very complimentary.

A decision to remove the trademark covered bleachers in favor of metallic stands robbed the facility of an ambiance that set it apart from other ballparks in the city and area.

That was three years ago, but fate in the form of professional baseball will soon change the facility’s personality again—in a more dramatic fashion.

For the past couple of months workers have been as busy as bees at Dobson, transforming the city’s longest...