Engineering and Engineers: A Paper Read Before the Literary and Historical Society of Quebec, April 12th, 1871 (Classic Reprint) - Tapa blanda

Sinopsis

Excerpt from Engineering and Engineers: A Paper Read Before the Literary and Historical Society of Quebec, April 12th, 1871

As a sort of contrast, and as among the most interesting works of the period, we may turn to those known as the Mont Cenis Tunnel and the Mont Cenis Railway. The estimated length of the tunnel, which does not pass under Mont Cenis, is 7% miles (english), and the cost not less than It is intended to connect the railways of France and Italy. The rails of the Mont Cenis railway, which is altogether independent of the tunnel, follow the surface of the road over Mont Cenis. The necessary adhesion is obtained, and also perfect safety to the train, by the pressure of horizontal wheels on a central rail. The new engines will take up loads of 50 tons. Between St. Michel and Susa, the line is 50 miles in length. It cost, with engines and rolling-stock, about a mile, and affords an admirable solution of the difficulty of surmounting mountain ranges at a moderate cost. The working expenses are.

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