Show big locomotive goes into service between ogden and green river revl seven n million pounds minds and quite a load were pulled up tip the steep west slope of the wasatch range tuesday afternoon by a single freig freight gh t engine as the union pacific put into regular service the larest and most powerful locomotive in the world it was a breakie breaking in assignment for big bi 9 boy known otherwise as extra one of 20 new mallet I 1 type e 0 horsepower locomotives two giant freight locomotives are usually assigned to freight trains souls going over the mount mountain aln and even then the load is kept about tons less than the burden given the new monster mai ister in the cab for the first job rode otto Ja belman of omaha bebr union pacific vice president in charge of research and standards the man who conce canceled led the leas that made possible construction st of the mechanical behemoth for use on standard railroads all roads big big boy is so large that in order to get around curves it had to be hinged in the middle in addle it actually bends its back on curves which velch otherwise othen vise would not accommodate an engine of its length its almost a half block long iona the drive wheels are as tall as an average man A single tender loading lora diny ol of coal would heat a six house h for three years most engines have a single pair of cylinders which supply power to eo the drive rods big boy has f cur cylinders which drive a double set of wheels it Is in effect two locomotives powered by a single boiler it develops lev horsepower it weighs with the tender anos it is feet long and cast more than it is one of 20 ordered by the road read and will be used to haul freight over the wasatch grades between ogden and green river wyo in the past trains on this run have been doubleheaders double headers but big boy will do the job alone |