A trio of blue and yellow RCPE SD40-2's on the LBFRC 20 are in control of another train of bentonite clay creeping through Rapid and past the School of Mines nearing the Rapid City Yard.

A trio of blue and yellow RCPE SD40-2's on the LBFRC 20 are in control of another train of bentonite clay crossing Box Elder Creek on the northwest side of Rapid City.

A trio of blue and yellow RCPE SD40-2's on the LBFRC 20 are in control of another train of bentonite clay passing under I-90 at Black Hawk and heading south for Rapid City.

A trio of blue and yellow RCPE SD40-2's on the LBFRC 20 are in control of another train of bentonite clay heading south for Rapid City.

A trio of blue and yellow RCPE SD40-2's on the LBFRC 20 are in control of another train of bentonite clay getting ready to pass under I-90 in route to Rapid City.

A trio of blue and yellow RCPE SD40-2's on the LBFRC 20 handle another train of bentonite clay past the Black Hills National Cemetery just south of Sturgis, SD.

A trio of blue and yellow RCPE SD40-2's on the LBFRC 20 lead another train of bentonite clay through Sturgis, SD and past the Ford dealership as it hammers down for the climb up out of town on the... (more)

A trio of blue and yellow RCPE SD40-2's on the LBFRC 20 lead another train of bentonite clay into the town of Sturgis, SD on the Black Hills Sub.

A trio of blue and yellow RCPE SD40-2's on the LBFRC 20 grind up to the crest of another hogback on the Black Hills Sub near Whitewood, SD.

A trio of blue and yellow RCPE SD40-2's lead the LBFRC south outside of the St Onge in route to Rapid City.

A trio of blue and yellow RCPE SD40-2's begin their 5-day a week trip south from Belle Fourche to Rapid City, SD with a train of bentonite clay in tow.

A trio of blue and yellow RCPE SD40-2's begin their 5-day a week trip south from Belle Fourche to Rapid City, SD with a train of bentonite clay in tow.

A pair of RCPE SD40-2's have a grain train parked on the loop at the Harrold Terminal Elevator at Miller, SD.

On the outskirts of Rapid City, a RCPE freight follows I-90 eastbound.

Just outside Sturgis, S.D., a RCPE freight passes the Black Hills National Cemetery.