This project included review and analysis of seismic railway structure performance during past earthquakes on both damaged and undamaged structures that were exposed to strong ground motions and soil failures.

Modjeski and Masters, Inc. provided the following services for this project:

• Data on past earthquakes and performance of railway structures
• Data on seismic performance of structures nearby
• Trends and details related to structure performance
• Recommendations regarding seismic design, detailing and response criteria
• Database of past performance of railroad structures was developed