A number of European railroads have had encouraging results with a layer of sand just below the ballast as a means of separating the ballast and also sealing it from the subgrade, thus improving track stability. This article describes the why and how of such sand layers. It also explains a unique system developed by Plasser for applying such a layer of sand on a production basis, and without removing the track.

  • Availability:
  • Corporate Authors:

    Murphy-Richter Publishing Company

    20 North Wacker Driver
    Chicago, IL  United States  60606
  • Publication Date: 1973-9

Media Info

Subject/Index Terms

Filing Info

  • Accession Number: 00053990
  • Record Type: Publication
  • Files: TRIS
  • Created Date: Jun 3 1976 12:00AM