The yard team helps Hudson Terminal Railroad's 646 (Alco S1) change tracks at Hudson, Colorado.

BNSF 3171 (GP25) and mate run light in the terminal at Hudson, Colorado.

BNSF 6126 (ES44AC) runs under a county road west of Hudson, Colorado.

BNSF 3299 (ET44C4) runs through Hudson, Colorado as it runs east on the Brush Sub.

Hudson Terminal Railroad's #646 (Alco S1) moves a cut of oil cans in the large yard in Hudson, Colorado.

BNSF 3171 (GP25) moves a cut of oil cans in the yard in Hudson, Colorado.

Planes, trains and automobiles frame this shot of BNSF 6109 (ES44AC) leading a coal train through the Hudson Curve on the Brush Sub.

BNSF 9294 (SD70ACe) pushes a loaded coal train west on the Brush Sub towards Tonville, Colorado.

BNSF 92924 (SD70ACe) shoves a loaded coal train towards Hudson, Colorado on the Brush Sub.

BNSF 1675 (SD40-2) moves through the BNSF yard in Hudson, Colorado.

BNSF 7365 (ES44DC) leads the Z Train east on the Brush Sub towards Hudson, Colorado.

Hudson Terminal Railroad's Alco S1 passes a pair of BNSF motors waiting to take a cut of oil cans from the terminal to Denver, Colorado.

Hudson Terminal Railroad's 79 year old Alco S1 moves a cut of sand hoppers through the yard in Hudson, Colorado.

Hudson Terminal Railroad's #646 will turn 80 years old this year, having been built in 1946 for the Detroit & Mackinac Railroad. You can find it working the oil can terminal in Hudson, Colorado. ... (more)

The 79 year-old Alco S1 of the Hudson Terminal Railroad (built in 1946 for the Detroit & Mackinac Railroad) passes a pair of vintage heavy weight passenger cars as it moves through the yard.