Flat Car, Load Limit: 185,000-199,999lb, Equipped with cushioned draft gear/underframe, Inside length: 60-75ft
Specialty Ordinary flat car for general service. This car has flooring laid over sills and without sides or ends.
CSS 19046 was in the UP yards at Jefferson City, MO on 03-05-2016. Note the large wooden blocks at each end of this car. I can't tell if this car has a load or not, but if so, it's probably thin sheet metal.