. The street railway review . FIG. 6. are such exfoliations to be seen. The effect of the atmos-phere on cast and wrought rails is not so different as to be ofmuch moment. I am inclined to think that the effect is pre-vented on the bearing surface of much used railways by thepressure upon them. One phenomenon, in the difference inthe tendency to rust between wrought iron laid down asrails and subject to continual motion by the passage of the car-riages over them and bars of the same material either stand-ing upright or laid down without being used at all, is veryextraordinary. A railway bar of
. The street railway review . FIG. 6. are such exfoliations to be seen. The effect of the atmos-phere on cast and wrought rails is not so different as to be ofmuch moment. I am inclined to think that the effect is pre-vented on the bearing surface of much used railways by thepressure upon them. One phenomenon, in the difference inthe tendency to rust between wrought iron laid down asrails and subject to continual motion by the passage of the car-riages over them and bars of the same material either stand-ing upright or laid down without being used at all, is veryextraordinary. A railway bar of wrought iron laid care-lessly upon the ground alongside of one in the railway inuse shows the effect of rusting in a very distinct former will be continually throwing off scales of oxi-dated iron, while the latter is scarcely at all affected. In a description of the Liverpool & Manchester Railway,
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Keywords: ., book, bookcentury1800, bookdecade1890, booksubjectstreetrailroads
