Effect of the Periodic Secondary Irregularity on the Dynamic Behaviour of Railway Bridge-Vehicle System
The deformation and vibration of bridge will be developed due to the moving vehicles, especially for railway bridge. The dynamic deflections in the points under each wheel are called secondary...
Safety of Passengers on Railway Platforms?Using Various Computers
Recently, it has become very important to take measures to improve platform safety in Japan. Many passengers use railway platforms all day long (from the first train to the last train)....
Application of Computer Simulation in the Research of Rail Structure Vibration Reduction
The wheel/rail system is described here as a random vibration system, and the state variables are expressed with quadratic evaluation function. The passive control problem of the random...
Emergency Response Team Siting for HLRW Movements
The shipment of high-level radioactive waste to treatment plants, storage facilities, and repositories is an activity of major national concern. This paper presents a multi-objective methodology...
Multiple Objectives, Uncertainty and Routing Decisions for Hazardous Materials Shipments
Explicit consideration of multiple objectives and uncertainty is important in hazardous materials transportation, particularly in regulating routes or making routing decisions. Application...
Algorithms for Efficient Real-time Traffic Assignment
Fast algorithms are essential to accomplish real-time traffic assignment for optimal routing or traffic prediction under ATMS/ATIS. User-equilibrium and system-optimal traffic assignment...
A Spatial Decision Support System for Vehicle Routing
This paper describes the design, development, and implementation of a computer aided system for planning efficient network maintenance routes. The system has been used to design snow and...
A Dynamic Mapping Application for an ATIS
A dynamic mapping application for an Advanced Traveler Information System (ATIS) is described. The application requires tracking maintenance vehicles so that paths can be displayed indicating...
The California Smart Traveler 1993 Status Report
California's Department of Transportation (Caltrans) is teaming with public and private organizations in the research and development of Smart Traveler systems to provide operators, passengers...
Bellevue Smart Traveler: Phase 2
Traffic congestion in urban centers can be attributed to large numbers of workers traveling in single occupant vehicles to densely clustered downtown employment facilities. This project...
Evaluation Plan for AVL Implementations
The Federal Transit Administration, as part of the Advanced Public Transportation Systems program (a component of the Intelligent Vehicle-Highway Systems initiative), is conducting the...
IVHS and HOV Facilities
This paper examines the application o f intelligent vehicle-highway systems (IVHS) technology to high-occupancy vehicle (HOV) facilities. Current projects are described and potential applications...
Simulation Architecture for Advanced Traffic Management Systems
Trends in Intelligent Highway-Vehicle Systems (IVHS), specifically Advanced Traffic Management System (ATMS) technologies are directed toward better integration between intersection controller...
Evaluating the Use of Smart Card Systems in the Provision of Rural and Small Urban Transit Services
The overall aim of this paper is to provide assistance and direction to persons interested in assessing the use of smart card systems and other advanced public transportation systems (APTS)....
Impacts of Ownership and Multiplicity on Infrastructure Performance
There are a variety of provision arrangements for infrastructure services such as electricity, telecommunications, road networks, rail transport services, and water supply. Existing arrangements...
Hypermedia Support for Infrastructure Planning & Management
Good decisions are dependant on, but not guaranteed by, decision-makers having access to the right kind and format of information. However, some of today's infrastructure and management...
The TM? Railroad Track Management System
The TM$ Railroad Track Management System is designed to increase effective access to track performance data, to forecast the effects of deterioration and maintenance activity, and to formulate...
Highway Investment Analysis: The Next Generation
The Department of Transportation has developed and is now testing a state-of-the-art modeling procedure which simulates highway improvement selection decisions based on the relative benefits/cost...
French Road Works and Public Transport Investments
A detailed analysis of public highways and urban public transport investments over the period 1984-88, in sixteen French cities, has enabled us to conclude that these expenditures are...
Exploration of Ground Penetrating Radar for Railroad Tie Maintenance Scheduling
Assessment of railroad ties for replacement is currently performed by visual inspection. This paper describes a method of automated tie assessment using ground penetrating radar (GPR)...
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