. The Street railway journal . FIG. 10.—MOTOR TRAIN ON 15 PER CENT GRADIENT-IT TTS BURG, 1887-8 been built capable of such work, and the proposal oughtto have been promptly rejected as prohibitive; indeed, thewriter strongly objected to the undertaking as too much in thenature of tempting Providence, but rash promises had beenmade and an offer of several thousand dollars advance paymentsufficing to turn the scale, a contract was signed which forsheer hardihood, to call it by no harsher name, is probably un-equaled in the annals of street railway practice. In a winter climate such as that of Pi
. The Street railway journal . FIG. 10.—MOTOR TRAIN ON 15 PER CENT GRADIENT-IT TTS BURG, 1887-8 been built capable of such work, and the proposal oughtto have been promptly rejected as prohibitive; indeed, thewriter strongly objected to the undertaking as too much in thenature of tempting Providence, but rash promises had beenmade and an offer of several thousand dollars advance paymentsufficing to turn the scale, a contract was signed which forsheer hardihood, to call it by no harsher name, is probably un-equaled in the annals of street railway practice. In a winter climate such as that of Pittsburg, gradients of12 and is per cent cannot lie safely negotiated with a motorand trailer aggregating n or 12 tons without special devices,and a rack rail was accordingly provided on the heaviest grad-ients, with which an adjustable cast-steel sprocket wheel wasmade to engage, when occasion required, by means of an at-tachment under the motormans control. The five motors required for the proposed schedule wereprovided wit
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
