The Development of a Regional GIS/Transportation Database
This paper describes the development of a prototype concept and demonstration for a geographical information system-transportation database (GIS/T) for the Regional Transportation Commission...
Better Ways to Update Trip Matrices
Updating origin-destination (OD) trip matrices usually involves considerable survey costs, so engineers are often forced to use dated OD information, which can seriously undermine the...
Trends in Digital Road Map Databases for Microcomputer Applications in Transportation
Advances in the technology and coverage of precision digital road-map database, combined with advances in the size and data processing capacity of microcomputers, are together contributing...
A Microcomputer Model to Estimate the Benefits of Volume Generated Auxiliary Passing Lanes on Two-Lane, Two-Way Highways
Safety and operational characteristics of rural and suburban two-lane roadways can be substantially improved by the provision of adequate passing opportunity, especially as traffic volumes...
Use of TRAF-NETSIM to Estimate the Traffic Impacts of an Urban-Resort Area Development
Urban-resort areas are concentrated visitor destination districts that are located within or in close proximity to urban areas. The combination of visitor-related and urban activities...
The Wizard of Helpful Intersection Control Hints
The methodology for making traffic control decisions is the subject of this paper. There exists a body of knowledge supporting a sound decision making process, but it requires the use...
The Permanent Traffic Count Analysis Package
The data management of traffic volume counts can be so overwhelming that limited time and effort is spent collecting and saving traffic counts. With the use of computer technology, however,...
Determining Hours of Congestion for Urban Freeways
The concept of Hours of Freeway Congestion is a measure of effectiveness in the evaluation of freeway reconstruction scenarios. The procedure described herein estimates future traffic...
An Interactive Input Data Manager for the TRAF Simulation System
TRAFEdit is an interactive, menu driven program which allows the user to create or modify an input data file for the TRAF simulation system. TRAFEdit is essentially an update to the NEDIT...
Tennessee's Integrated Rural Transit Microcomputer Software
The Tennessee Department of transportation (TDOT) entered into a research contract with Vanderbilt University and the University of Tennessee to develop an integrated series of programs...
Evaluation of Freeway Improvement Alternatives Using CORFLO
This paper describes the application of the CORFLO simulation model on a section of the I-70 freeway in Columbus, Ohio. CORFLO is an integrated traffic simulation system for corridors...
A Calibration Process for Automatic Incident Detection Algorithms
This paper describes the development of a general method for the calibration of Automatic Incident Detection algorithms. A simple structure of freeway traffic data adapted to this process...
The Traffic Operations Control Center Simulator
As a part of a national effort to improve the operatinal efficiency of the highway network, the California Department of Transportation (CALTRANS) is developing and implementing general...
Analysis of Vessel and Vehicle Queues at Moveable Bridges
This paper describes procedures and the analysis developed to evaluate three different replacement options for the existing S.E. 17th Street Causeway moveable bridge which crosses the...
Spreadsheet Pavement Management Systems for Local Roads
Changes in administration and funding levels at the local government level are continuing to illustrate the need for information systems to aid the county engineer or public works director....
A Maintenance Management System for Highways & Urban Streets
This paper describes the establishment of a comprehensive management system for highways and urban streets of Dubai in the United Arab Emirates. In this important United Nations project...
Historical Pavement Management Database Feasibility Study
Technological and operational issues related to implementing a historical database to support the South Dakota Department of Transportation's current and future pavement management activities...
Components of a Total Infrastructure Management System
As more and more levels of government investigate the benefits of an infrastructure management system, the need for a generic and easily implemented system is becoming more apparent. What...
An Integrated System for Evaluation, Rating and Management of Bridges
This paper describes a software system that can effectively be used in bridge management and planning. The system integrates several modules each capable of conducting a specific task...
Computer Applications on the Central Artery/Tunnel Project
Boston's Central Artery/Tunnel (CA/T) project consists of the reconstruction of a 4.2 mile segment of Interstate Route 93 in downtown Boston, a 3.3 mile extension of Interstate Route 90...
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