80-90% of MofW material is carried in regular old freight cars. Ballast in regular hoppers, ties in regular gons, stick rail in regular gons or flat cars. Track material in boxcars (spikes) or gons (angle bars, tie plates) are in regular gons. The specialized cars are outfit cars (mostly associated with system gangs, not used by section gangs), wrecker equipment, bridge equipment, special ballast cars, special switch panel cars, welded rail trains or special long rail cars.