Hudson Tunnel Project: FEIS Errata Sheet (10/06/2021)

FRA F 251 Applicant Financial Capability Questionnaire

FRA F 30 Certifications Regarding Debarment Suspension and Other Responsibility Matters

FRA Response to LIRR’s Request to Extend Emergency Relief

FRA Response to AAR’s Request to Extend Emergency Relief

FRA Response to APTA’s Request to Extend Emergency Relief

FRA Response to TRRA’s Request to Extend Emergency Relief

Broken Rail and Rollout Detection to Support QMB Operations

Transportation Technology Center, Inc. (TTCI) collaborated with a railroad advisory group to progress a track circuit concept that supports the Quasi-Moving Block (QMB) method of train control. TTCI performed proof-of-concept testing, capacity analysis, hazard analysis, and requirements...

Enhanced Automatic Train Control Braking Algorithm Research and Development

The primary objective of the project was the evaluation of the braking enforcement methodology used by the railroads that have implemented an E-ATC PTC system. The methodology developed under this project can be used by the industry to verify that the braking enforcement algorithms meet...

Machine Vision Data Products for the Automated Track Inspection Program

The Federal Railroad Administration (FRA) Office of Railroad Safety’s Automated Track Inspection Program (ATIP) uses machine vision inspection technology along with Track Geometry Measurement and Gage Restraint Measurement Systems to thoroughly evaluate track. Algorithms trained to detect...