. American engineer and railroad journal . teel railsfor conductors it is possible to use those that arewinding and imperfect. Such rails may be pur-chased at a greatly reduced price. Cost of equiva Cost of equi- Cost of equl- Cost of cop- lent wrought valent Besse- valentcast per, in centsper pound. iron conduc or. mer steel con- iron omduc- in dollars per ductor, in tor, in dol- ton. dollars per ton lars per Ion. 7 19 25 Ig 10 7 5 20 75 1,5. .^n g 8 5 9. 23 50 9 5 10 26 25 27 50 22 00 11. 30
. American engineer and railroad journal . teel railsfor conductors it is possible to use those that arewinding and imperfect. Such rails may be pur-chased at a greatly reduced price. Cost of equiva Cost of equi- Cost of equl- Cost of cop- lent wrought valent Besse- valentcast per, in centsper pound. iron conduc or. mer steel con- iron omduc- in dollars per ductor, in tor, in dol- ton. dollars per ton lars per Ion. 7 19 25 Ig 10 7 5 20 75 1,5. .^n g 8 5 9. 23 50 9 5 10 26 25 27 50 22 00 11. 29 00 23. fn 12. .33 30 31,75 . 13 36. .W Fio-, Cableway, Hilo, Hawaii—Tail Tower, WarehouseWharf and Derricks. Consider the saving that can be made by theuse of Bessemer rails, assuming the rails to cost $ ton, as compared with copper at U cents perpound. Let the current to be transmitted be 276 AMERICAN ENGINEER, CAR BUILDER. A:Heavy Milling Machine for Locomotive Work—Built by the Newton Machine Tool Works, Philadelphia- 1,000 amperes at 500 volts and the distance it is to be transmittedbe three miles with 5 per cent, drop in voltage. Coat of copoer conductors $39,000 Cost of Bessemer steel condaclors Difference 35,289 Deducting $400 permile for bonding 1,200 Tofal savlne $4,089 Saving per naile 1,363 The first use of steel rails as conductors was on the intramuralroad at the Worlds Fair. The Metropolitan and Lake street Ele-vated Roaas, of Chicago, have adopted steel rails as conductors, ashas also the New York, New Haven & Hartford Kailroad, on itsnew extension of the electrical equipment on the Nantasket Beach»line, though in the last mentioned case the rails are of special form The Gas Exposition in New York. During the two weeks beginning January ,1897. there will beheld in Madison Square Garden, New York, an exposition thatshould attract much i
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroadengineering
