METAL FATIGUE IN FAILURE OF CHICAGO TRANSIT STRUCTURE

Unfused welded areas, cold weather and cyclic stressing led to fatigue failure within the elevated structure that carries Chicago Transit Authority tracks across Rock Island. Fatigue cracks in three bents under the curved structure originated at intersections of flanges and bents; highway design principles had been used to produce a smooth, attractive surface.

  • Availability:
  • Corporate Authors:

    Simmons-Boardman Publishing Corporation

    508 Birch Street
    Bristol, CT  United States  06010
  • Publication Date: 1979-3

Media Info

  • Features: Photos;
  • Pagination: p. 44
  • Serial:

Subject/Index Terms

Filing Info

  • Accession Number: 00193749
  • Record Type: Publication
  • Files: TRIS
  • Created Date: May 26 1979 12:00AM