"FULLY ENCLOSED,DUAL AXLE,TANDEM WHEELED CUSTOMIZED MOBILE REPAIR SHOP TRAILER; RATED PAYLOAD CAPACITY 40,000 LBS MIN; DIM. W/O PAYLOAD 96 IN. MIN W; 90 IN. MIN 98 IN. MAX INT H; 39 FT. MIN 41 FT. MAX LG; 12 VDC LIGHTING SYSTEM AND INDEPENDENT 24 VDC LIGHTING SYSTEM; INSULATED WALLS,ROOF,AND FLOOR; SEMITRAILER FEATURES INCLUDE ON-BOARD DIESEL ENGINE DRIVEN GENERATOR SET; AIR COMPRESSOR AND COMPRESSED AIR TANK; COMBINATION AIR CONDITIONER AND HEATER; WORKBENCHES; LOCKERS AND STORAGE COMPARTMENTS; DESK; CEILING MOUNTED INTERIOR LIGHTS; SLIDING GLASS WINDOWS; ACCESS DOOR ON CURB SIDE"