Q521 snakes its way underneath I-65, after dropping off and picking up cars in Montgomery.
Q521 rounds a curve through the Jemison siding on its way south to Montgomery.
Q521 rounds a curve on its way out of the city of Alabaster with empty cars to be set off in the Calera Yard.
After sitting in the Calera yard for about an hour, Q521 finally makes its way south at track speed.
Q521 is ready to head south with a BNSF GP60 on the point.
