USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

General

Wheel Rail Forces Measured Under Severe Track Geometry Alignment Variations

This report describes a series of vehicle track interaction tests conducted from October 1984 to December 1984, under the Federal Railroad Administration (FRA) Improved Track Safety Research Program, at the Department of Transportation, Transportation Test Center (TTC) at Pueblo, Colorado. The test...

User's Manual: 2, 3, & 4 Axle Rigid Truck Curve Negotiation Model

[From the Introduction] The rigid truck curve negotiation model calculates the lateral wheel-rail forces associated with the negotiation of a section of curved track by a rigid framed locomotive truck for a variety of normal operating conditions. The model itself is of a quasi-static nature...

Office of Rail Safety Research

The third R&D office, which was created under the reorganization, is the Office of Rail Safety Research. Its mission is to plan, sponsor, and implement research and development programs designed to improve rail safety. Broadly speaking, the goals of the office are to reduce the number and...

Motive Power and Equipment Inspection Report

This report contains general information on reporting for: Freight Car Safety Standards; Safety Glazing Standards — Locomotives, Passenger Cars and Cabooses; Locomotive Safety Standards; Safety Appliances; and Power Brakes.