Railway Signal Engineer Volume 10

Railway Signal Engineer Volume 10

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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. 1917 edition. Excerpt: ... however, that it is not a specification, but useful information primarily for company forces and should be published in the manual as such. This position was upheld by the meeting. The revised paragraph in the matter referring to locking switches mechanically at interlocking plants, which specifies the drilling of switch points, brought out considerable discussion as to the proper method of cooperating with the American Railway Engineering Association in this matter, which is of interest to both associations. The drilling recommended by the committee differs from the A. R. E. A. standard, and it was recognized that it would not be proper to adopt a different spacing without taking the matter up with the A. R. E. A. The chairman of the committee emphasized the desirability of the recommended spacing from an interlocking standpoint, since it provides greater clearance at the point and tends to eliminate binding of the rods on the ties, occasioned by rail creeping. This position was backed up by several of the members, but others were of the opinion that the exact spacing of the holes is of much less importance than the adoption of some standard which can be maintained, since, if any standard acceptable to the track department is agreed upon, the switch fittings can be so designed as to eliminate the overhanging of the front rod, which is the principal objection to the use of the spacing now made standard by the A. R. E. A. The committee was instructed to take the matter up with the track committee of the A. R. E. A., and in order to determine the sense of the meeting a motion was passed to the effect that the drilling recommended by the committee is desirable. Power Interlocking Committee III presented reports on two subjects under...show more

Product details

  • Paperback | 370 pages
  • 189 x 246 x 20mm | 658g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236859936
  • 9781236859938