An Innovative Technology To Prevent Wind-Induced Fatigue Cracks In The Astoria-Megler Bridge

The Astoria-Megler has experienced fatigue cracks in many of the long vertical members of its truss. These cracks required expensive remediation. Oregon Department of Transportation (ODOT) has unsuccessfully attempted to stiffen the structural members to prevent additional cracks from forming.

Language

• English

Project

• Status: Active
• Contract Numbers:

  SPR 880

• Sponsor Organizations:

  Federal Highway Administration

  1200 New Jersey Avenue, SE
  Washington, DC  United States  20590
• Managing Organizations:

  Oregon Department of Transportation

  355 Capital St NE MS42
  Salem, Oregon  United States  97301
• Project Managers:

  Silverman, Sean

• Performing Organizations:

  Oregon State University, Corvallis

  School of Civil and Construction Engineering
  101 Kearney Hall
  Corvallis, OR  United States  97331-2302
• Principal Investigators:

  Higgins, Christopher

• Start Date: 20240901
• Expected Completion Date: 20260930
• Actual Completion Date: 0

Subject/Index Terms

• TRT Terms: Bridges; Fatigue cracking; Technological innovations; Trusses; Wind
• Geographic Terms: Oregon
• Subject Areas: Bridges and other structures; Highways; Maintenance and Preservation;

Filing Info

• Accession Number: 01964198
• Record Type: Research project
• Source Agency: Oregon Department of Transportation
• Contract Numbers: SPR 880
• Files: RIP, STATEDOT
• Created Date: Aug 28 2025 3:43PM