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52550
  
  

  15
Feb
2024
Technical Reports
Development of Railroad Trespassing Database Using Artificial Intelligence
Author
          Federal Railroad Administration

Subject
                    Communications,
                    Train Control

**Keywords:** Grade Crossing, Right-of-Way, Trespassing, Artificial Intelligence, Safety, Human Factors
**Abstract:** The Federal Railroad Administration (FRA) sponsored a research team from Rutgers University to develop a proof-of-concept Trespassing Database using Artificial Intelligence (AI...
Report Number
              DOT/FRA/ORD-24/09

  Office
              RDI-23
    28
Sep
2023
Technical Reports
Enhancing the Safety of Coupler Knuckles
Author
          Federal Railroad Administration

Subject
                    Rolling Stock

**Keywords:** Coupler, knuckle, failure, fatigue, fracture, life calculation, load case combination, stress, tensile strength, train operation
**Abstract:** The primary objective of this research was to validate the finite element (FE) stress levels obtained during previous research through physical testing of a selected knuckle...
Report Number
              DOT/FRA/ORD-23/32

  Office
              RDI-22
    21
Aug
2023
Research Results
Investigation of Radiography Technology for Bolster and Side Frame Inspections
Author
          Federal Railroad Administration

Subject
                    Rolling Stock

**Keywords:** Radiography, grade B+, nondestructive testing, NDT, casting defects
**Abstract:** Information about inhomogeneous areas in castings before they leave the manufacturer could provide useful information for manufacturers and customers. Some of this information...
Report Number
              RR 23-13

  Office
              RDI-22
    21
Aug
2023
Research Results
Tensile Test Results of Samples Taken from Critical Areas of Bolsters
Author
          Federal Railroad Administration

Subject
                    Rolling Stock

**Keywords:** Bolsters, tensile test, brittle failure, castings, grade B+
**Abstract:** The Federal Railroad Administration (FRA) collaborated with the Association of American Railroads’ (AAR) Coupling System and Truck Castings Committee and Transportation...
Report Number
              RR 23-14

  Office
              RDI-22
    9
Jun
2023
Technical Reports
Case Studies to Develop a Highway-Rail Grade Crossing Analysis Framework Using Microsimulation
Author
          Federal Railroad Administration

Subject
                    Train Control

**Keywords:** Rail, at-grade crossings, train crossing, traffic analysis, traffic operations, simulation
**Abstract:** There are approximately 126,700 highway-rail at-grade crossings in the U.S. A portion of those involve high-volume public streets where crossing events result in measurable...
Report Number
              DOT/FRA/ORD-23/16

  Office
              RDI-23

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