Soo experimented with some Cat powered units in the early 90's. This shot has a nearly spotless consist of 4102,4106,4101 arriving at Humboldt Yard.
Soo 4102 was destroyed in February 1996 when a runaway BNSF freight slammed into St. Paul Yard. Here its hulk sits at Shoreham later that year awaiting disposition.
Soo GP15C's 4102,4106,4101 are westbound with the Humboldt Transfer crossing the Mississippi.
A BNSF train lost its air brakes and turned into a runaway train that ended up in CP's Pig's Eye Yard.
CAT diesel powered GP15C shows off bright new paint.