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Report on the Substitution of Metal for Wood in Railroad Ties Volume 1-4

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1890 Excerpt: ...by two angle-bars each, or one straight and one angle bar. There are nine ties to a rail length of 23.94 feet. The ballast is usually of gravel, and blast-furnace slag is used where gravel is scarce; it is laid flush with the top of the ties, and is 12 to 14 inches deep. The mileage of the railways in 1888 was as ...

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Report on the Substitution of Metal for Wood in Railroad Ties Volume 1-4 2012, Rarebooksclub.com, Miami FL

ISBN-13: 9781236307880

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