Show 1 A BIG bia AUGER A writer in the christian observer gives the following description of the engine employed in in making way for the rail road through gli hoosac mountains as given him by the engineer the auger could enter 5 feet in one operation cutting one foot in breadth around the circumference that the drill will penetrate the center 6 feet then the auger will be backed and the tha rock which had been boarded around would be blasted out he expected each blast would throw off about tons of rock the auger wheel is cast flat and broad so that the rock can be rolled over the wheel and under the machine and can be taken away while the auger is boring another 5 feet the engineer said that he expected to bore 3 times or 15 fas test at in 8 hours and to spend 16 hours in getting the rock cleared away so that the machine can work they expect to lo work about hands divided into 3 parties of 8 hours each |