. Manual for railroad engineers and engineering students : containing the rules and tables needed for the location, construction, and equipment of railroads as built in the United States . , ascending for 221 miles at an aver-age rate of feet per mile, and for the greater part of theway at the rate of 132 feet per mile. The summit at the Bren-ner Station is 4485 feet above the sea, being the watershedbetween the Black Sea and the Adriatic. From the summit, theroad follows the Eisack, 56 miles, to Botzen, 860 feet above thesea; the steepest grade being feet per mile, this beingnearl
. Manual for railroad engineers and engineering students : containing the rules and tables needed for the location, construction, and equipment of railroads as built in the United States . , ascending for 221 miles at an aver-age rate of feet per mile, and for the greater part of theway at the rate of 132 feet per mile. The summit at the Bren-ner Station is 4485 feet above the sea, being the watershedbetween the Black Sea and the Adriatic. From the summit, theroad follows the Eisack, 56 miles, to Botzen, 860 feet above thesea; the steepest grade being feet per mile, this beingnearly continuous for the first 14 miles from the summit. Ashort distance below the village of Gries the road ascends theSchmirnthal (a lateral valley), doubling around for development,and tunnelling under the promontory between the Schmirnthaland the Valserthal, as shown in Fig. 21. Again, at the Pflersch- * Not excepting the line from Vienna to Gratz, over the Soemmering, orthat from Bologna to Florence, across the Apennines. 6o MANUAL FOR RAILROAD ENGINEERS. thai (a lateral tributary to the Eisack), at a short distance aboveSterzing, the development shown in Fig. 22 is made, the line. - - ;== —1^- iimw
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Keywords: ., bookcentury1800, bookdecade1880, bookpublisherbosto, bookyear1883
