TRACKING MAINTENANCE OPERATIONS FROM THE SKY

Track maintenance has evolved from a labor-intensive to a highly mechanized activity, bringing with it new inspection methods and means to transport men and materials. Among the latest methods is the use of helicopters which can be used for multiple purposes such as handling maintenance operations and emergencies much quicker than conventional methods.

Media Info

  • Features: Photos;
  • Pagination: p. 63
  • Serial:

Subject/Index Terms

Filing Info

  • Accession Number: 00488031
  • Record Type: Publication
  • Files: TRIS
  • Created Date: Sep 30 1989 12:00AM