Elements of Railroad Track and Construction

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John Wiley & Sons, Incorporated, 1915 - Railroad tracks - 396 pages
 

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Page 274 - B" includes all districts of a railway having a single main track with a traffic that is less than the minimum prescribed for Class "A...
Page 86 - The inspector representing the purchaser shall have all reasonable facilities afforded to him by the manufacturer to satisfy him that the finished material is furnished in accordance with these specifications.
Page 82 - Ingots shall be kept in a vertical position in the pit heating furnaces until ready to be rolled or until the metal in the interior has time to solidify.
Page 86 - Unless otherwise specified, the section of rail shall be the American Standard, recommended by the American Society of Civil Engineers, and shall conform, as accurately as possible, to the templet furnished by the railroad company, consistent with paragraph No.
Page 83 - If any rail break when subjected to the drop test, two additional tests will be made of other rails from the same blow of steel, and, if either of these latter tests fail, all the rails of the blow which they represent will be rejected ; but, if both of these additional test pieces meet the requirements, all the rails of the blow which they represent will be accepted.
Page 82 - Ten per cent. of the entire order will be accepted in shorter lengths, varying by even feet to twenty-seven (27) feet, and all No.
Page 85 - Circular holes for splice bars shall be drilled in accordance with the specifications of the purchaser. The holes shall accurately conform to the drawing and dimensions furnished in every respect, and must be free from burrs.
Page 83 - One drop test shall be made on a piece of rail, not less than 4 ft. and not more than 6 ft. long, selected from each blow of steel. The test piece shall be taken from the top of the ingot. The rails shall be placed head upward on the supports, and the various sections shall be subjected to the following impact tests under a free falling weight: 70 to 79-lb. rails 18ft. 80 to 89-lb. rails 20
Page 86 - The name of the maker, the weight of rail and the month and year of manufacture shall be rolled in raised letters on the side of the web, and the number of blow shall be plainly stamped on each rail where it will not subsequently be covered by the splice bars.
Page 85 - A variation of one-half (%) of one per cent, for an entire order will be allowed. Rails shall be accepted and paid for according to actual weights.

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