General
A Presentation of 9 Aspect Cab Signal System and Advanced Civil Speed Enforcement System in the Northeast Corridor Territory
This document contains the presentation slides by the National Railroad Passenger Corporation on the 9 Aspect Cab Signal and the Advanced Civil Speed Enforcement System.
Vehicle Track Stiffness Measurement System (VTSM): Phase 1 Progress Report
The following is an interim progress report covering the development work on a prototype Vertical Track Stiffness Measurement system (VTSM). The Federal Railroad Administration’s Office of Research and Development has begun development of a prototype, dynamic track stiffness measurement system...
Vehicle/Track Interaction Tests on Heavy Tonnage Loop
Two vehicle/track interaction tests were conducted by Transportation Technology Center, Inc. (TTCI) at the Facility for Accelerated Service Testing (FAST), Pueblo, Colorado. TTCI, a subsidiary of the Association of American Railroads (AAR), performed the tests on FAST's Heavy Tonnage Loop (HTL) in...The Department of Transportation on Civilian Use of the Global Positioning System (GPS): The Nationwide Differential Global Positioning System and Additional Civilian GPS Signals
The U.S. Department of Transportation (DOT), in its role as the lead agency within the U.S. Government for all Federal civilian Global Positioning System (GPS) matters, is cooperating with other departments, including the Department of Defense (DOD) and the Department of Commerce (DOC). Together,...Test and Evaluation of Rail Flaw Detection Technologies
Internal flaws in rail occur as a consequence of the accumulation of fatigue under repeated loading. Inspection of the rail to detect flaws before they progress to complete failure is thus very important. Advanced nondestructive inspection techniques are being pursued to improve rail safety,...