Now by using hand-held testing devices Santa Fe is testing joint-bar areas with ultrasonic devices for detecting bolthole cracks and head-and-web separations. A mirror is used to reflect light into joint gap to reveal presence of defects. Stepped-up method of joint-area inspection has produced big increase in detected defects.

  • Availability:
  • Supplemental Notes:
    • This abstract is also contained in "A Bibliography on the Design and Performance of Rail Track Structures", September 1974, RRIS #072794, which was prepared for the Urban Mass Transportation Administration.
  • Corporate Authors:

    Simmons-Boardman Publishing Corporation

    508 Birch Street
    Bristol, CT  United States  06010
  • Publication Date: 1970-7

Media Info

  • Pagination: p. 21-23
  • Serial:

Subject/Index Terms

Filing Info

  • Accession Number: 00072815
  • Record Type: Publication
  • Files: TRIS
  • Created Date: Feb 11 1976 12:00AM