Rail America's Kyle RR using CEFX leasors 9282 & 9245 derailed snow plow 06 at SH 02 west side of Kanorado. Plow was westbound clearing Dec 29-30, 2006 snowfall (over 30-inches in western Kansas - 44 counties declared disaster areas). Suspect ice in flangeways at grade crossing threw plow and two engines off rails.