A boxcar painted SD50-2 has the honors of leading today’s M712 as it switches cars at the south end of CSX’s Calera yard and holds up more)

Sorting cars in Calera causes many drivers to turn their cars around and find alternate routes through the city.

M712 eases into the former L&N yard, the north end of which is surrounded by landfills, hence the lack of typical suburban development so close to downtown