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:
  • Find a library where document is available. Order URL: http://worldcat.org/oclc/1763403
• 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:
  • Railway Track and Structures
  • Volume: 75
  • Issue Number: 3
  • Publisher: Simmons-Boardman Publishing Corporation
  • ISSN: 0033-9016

Subject/Index Terms

• TRT Terms: Bridge design; Bridges; Cracking; Elevated structures; Metal bridges; Repairing; Steel bridges; Structural design; Welds
• Identifier Terms: Chicago Transit Authority
• Uncontrolled Terms: Crack propagation
• Old TRIS Terms: Bridge repairs
• Subject Areas: Bridges and other structures; Railroads;

Filing Info

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