LNG On The FEC. Florida East Coast Railway Train 101 was holding next to Dixie Highway in St. Augustine, Florida on December 8, 2018, FEC 818 and 820 (ES44C4, 12/2014) bracket LNG (Liquified Natural Gas) car 311 with a substantial train. The slightly overcast conditions allowed for a shot of this lengthy intermodal. The FEC is the only US regional railroad using LNG, and its 24 dual-fuel General Electric ES44C4 locomotives are used in pairs with a Chart Industries built LNG fuel tender between them.