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Track Rehabilitation Research and Development

The Federal Railroad Administration has established a Track Rehabilitation Research and Development program to better meet its obligations under the Railroad Revitalization and Regulatory Reform Act of 1976. In support of that effort, this report identifies and rank-orders track system problems,...

Track Rehabilitation and Maintenance Research Requests

The Federal Railroad Administration has established a research and development program aimed at improving railroad track safety and performance. As part of the support of that earlier effort, two planning studies were performed which identified track system rehabilitation and maintenance problems,...

Track and Bridge Maintenance Research Requirements

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 their greatest concern which lend themselves to resolution by research. The problems uncovered in the survey were ranked...

Software Series: GIFWHL - User's Guide and Technical Documentation

This report describes an interface package which links GIFTS-4B (an interactive, graphics-oriented, finite-element software system) to WHEEL, a finite-element program. The package is designed to produce complete card-image input decks, which can then be used for three dimensional stress analyses...

Railroad Research Bulletin: Autumn 1980 - Volume 7, Number 2

This publication contains 1,215 abstracts of journal articles and research reports and descriptions of computer programs and magnetic data tapes. It also has 403 summaries of ongoing research activities in the railroad field. The material, selected from current railroad literature and other...

Railroad Research Bulletin: Spring 1980 - Volume 7, Number 1

This publication contains 1,134 abstracts of journal articles and research reports and descriptions of computer programs and magnetic data tapes. It also has 427 summaries of ongoing research activities in the railroad field. The material, selected from current railroad literature and other...