BNSF 2857 (GP39-2) waits on a siding in Longmont, Colorado for the call to action.

After exchanging cars with the NS and working an industry in Louisville LIRC's J13A returns to its Jeffersonville yard.

BNSF 2857 (GP39-2) muscles a freight towards the Broomfield Siding on the Front Range Sub.

BNSF 2857 (GP39-2) sits at the depot in Longmont, Colorado as the crew gets orders for a run to clients in Lafayette.

BNSF 2857 (GP39-2) heads into the Broomfield Siding on the Front Range Sub.

BNSF 2857 (GP39-2) runs south of Longmont, Colorado on the Front Range Sub towards Broomfield.

A pair of BNSF Geeps lead a freight through Boulder, Colorado on the Front Range Sub.

BNSF 2857 (GP39-2) runs through past apartments in Broomfield, Colorado.

BNSF 2857 (GP39-2) runs through Boulder, Colorado on the way to Louisville.

BNSF 2857 (GP39-2) passes the Denver to Laurel Montana on the Front Range Sub in Broomfield, Colorado.

BNSF 2857 (GP39-2) meets the Denver to Laurel Montana on the Front Range Sub in Broomfield, Colorado.

BNSF 2857 (GP39-2) heads south on the Front Range Sub and will soon arrive in Boulder, Colorado on its way to Lafeyette.

BNSF 2857 (GP39-2) leads the Buck Local out of Longmont, Colorado on the Front Range Sub.

The Buck Local runs in a push me - pull you configuration as it heads towards a dead-end siding in Lafeyette, Colorado.

BNSF 2857 (GP39-2) rounds a corner in Broomfield, Colorado as it heads south on the Front Range Sub.