The wonders of modern mechanismA résumé of recent progress in mechanical, physical, and engineering science . at work, and within tenmonths the manufacture of steel was begun. The build-ings of the plant are a power-house, bottom-house, cupolabuilding, converter-house, stripper-house, furnace build-ing, boiler-house, blooming-mill, Bessemer boiler-house,roll-shop furnace building, roll-grinding building, shape-mill, hot-beds building, straightening buildings, cold-finishing building, and splice-bar shop. As several ofthese buildings are from three hundred to five hundredfeet long, the magnitud


The wonders of modern mechanismA résumé of recent progress in mechanical, physical, and engineering science . at work, and within tenmonths the manufacture of steel was begun. The build-ings of the plant are a power-house, bottom-house, cupolabuilding, converter-house, stripper-house, furnace build-ing, boiler-house, blooming-mill, Bessemer boiler-house,roll-shop furnace building, roll-grinding building, shape-mill, hot-beds building, straightening buildings, cold-finishing building, and splice-bar shop. As several ofthese buildings are from three hundred to five hundredfeet long, the magnitude of the plant can be inferred. Sixthousand two hundred and fifty feet of trenches were dugfor the sewerage and water-supply, and over two miles ofnarrow-gauge tracks were laid to connect the buildings andhandle the material. The boilers supply nine thousandhorse-power. A large dam was built, where sixty milliongallons of pure water can be stored. In the bottom-house is a plant for preparing the refrac-tory material with which the converters are lined. The power-house, which is two hundred and twenty-two. THE MANUFACTURE OF STEEL. 229 feet long, contains a very powerful blowing-engine of thelatest cross-compound type, and two pressure-punii)S andan accumulator, to furnish and regulate the hydraulic ser-vice throughout the plant. There are six thousand feet ofpipe in the hydraulic service, all laid in accessible tunnels,so that leaks can be promptly mended. Two steam-pumpsare used to supply the water, and these have a combinedcapacity of two million five hundred thousand large dynamos and one arc-light machine, Avithdirectly-connected engines, are used to supply power to theelectric road, while another large engine and dynamo fur-nish power to the various electric cranes. The pig-iron is melted in four cupolas in the cupola-house. Each of these is twenty-five feet high. Theyreceive blasts of air from mammoth tuyere-pipes. Alldeliver at a common point—above the t


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Keywords: ., bookcentury1800, booksubjectmachinery, booksubjectmechanicalengi