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52550
  
  

  1
Mar
1980
Technical Reports
Track and Bridge Maintenance Research Requirements
Author
          Reece H. Wengenroth, Harry P. Clapp

Subject
                    Bridge and Structures Safety,
                    Tracks & Structures,
                    Evaluation

**Keywords:** Ballast, Subgrade, Cross Ties, Special Track-work, Bolted Joints, Maintenance and Rail
**Abstract:** This report includes the design of seven research plans in the area of track and bridge maintenance. The railroad industry was surveyed to ascertain the maintenance problems of...
Report Number
              FRA/ORD-80/11

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