Reports on Investigation of Accidents

Reports on Investigation of Accidents

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1912 edition. Excerpt: ... this part of the track after the derailment. As the derailed wheels reached the ties on the bridge the latter were bunched and broken, resulting in the ultimate collapse of the bridge. The first mark made on the ties by the right-hand wheel appeared on the fourth tienorth of thefirst mark on the ties made by the left-handwheel. As in the case of the marks on the opposite side of the track, this tie was very faintly marked, whileeach succeeding tie showed marks of increasing prominence. The right-hand wheels apparently were-carrying the grefittf portion of the weight of the forward end of the tender, as the marks made by the right-hand derailed wheels were. deeper and 11101"? prominent than those made-by the left-hand wheels-. ' The initial point of derailment was on the curve at a point about 37 feet north of the southern end. Approaching-this curve W85 an easement curve 165 feet i11 length. Examination showed that the gauge of the track at the southern end of this easement curve was 4 feet 8% inches for a distance of about 35 feet, while from ihli point north to the southern end of the bridge the gauge "med from 4 feet 8% inches to 4 feet8 inches. The maximum super" elevation of the curve was 4% inches, the super-elevation Where the first marks of derailment appeared being 3% inches.. None 01 the spikes or braces were started from the ties at any point south of the bridge, and the only marks found south of the bridge were those described above. D ' Careful examination of the wheels of the engine and tender failed to disclose anything about them which could have contributed to the derailment. The engine was of the 4.--6--0 type, and weighed 167,500 pounds, while the weight of the tender loaded was...
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Product details

  • Paperback | 170 pages
  • 189 x 246 x 9mm | 313g
  • United States
  • English
  • black & white illustrations
  • 123687143X
  • 9781236871435