An Expert System for the Motivation of Traffic Signals
A case study is presented describing the initiation and development of a prototype knowledge-based system for the motivation of traffic signal control, to be applied within a user-sensitive...
SIGNALEXPERT: An Expert Syste, for Signalized Intersection Analysis and Design
This paper presents a prototype expert system, (SIGNALEXPERT), for signalized intersection analysis and design. The SIGNALEXPERT consists of four modules. The first module determines if...
The Integrated Traffic Data System
Integrated Traffic Data System (ITDS) is a microcomputer-based system designed to allow traffic engineers to store, maintain and update traffic network information in a centralized data...
Traffic Simulation at Unsignalized Intersections Using GPSS
This paper develops a simulation model, based on actual field data, that simulates the minor street left turn movement at a STOP-controlled T-intersection. This simulation model predicts...
Model for Intersection Control Analysis (MICA)
This paper describes the Model for Intersection Control Analysis (MICA). The Intersection Control Analysis is a comprehensive investigation that compares the collected data to the signal...
Current Status and Future of the Highway Capacity Software
This paper discusses the current status of the Highway Capacity Software (HCS) and comments on its future, including its relations with other capacity software. Subjects covered include...
Generating Collision Diagrams
The paper discusses the COLLDIAG computer program which, when working in conjunction with a powerful computer-aided drafting program (AutoCAD), can generate collision diagrams for various...
Microcomputer Traffic Records System for Accident Analysis
Over the last few years, the Illinois Department of Transportation has been developing an integrated microcomputer traffic records system designed to record and analyze accident, citation,...
ARES: an Accident Report Entry System for Local Agencies
The ARES microcomputer workstation system permits local police and engineering agencies to enter their own Michigan traffic accident reports from the statewide standard Form UD-10. The...
Implementation of HISAM/HISAFE Microcomputer Programs
The Federal Highway Administration had sponsored the development of two software packages called HISAM and HISAFE. HISAM primarily provides an alternative means to store related accident...
More Effective Accident Records Systems Using Natural Language Processing
The paper identifies three problems associated with state Accident Records Systems: quality control of data input, inconsistencies among data files, and poor accessibility. The paper discusses...
The Small Computer Accident Records System (SCARS)
SCARS was developed to support public agencies in Florida in their efforts to analyze traffic accident records and identify high hazard locations. It is an application of the DBASE III+...
California DOT CADD
Starting in 1983 the California Department of Transportation (Caltrans) embarked on a project to incorporate current computer technology into the project development process. Today the...
Using Lap Tops as Connections to Minicomputers in the City of Portland
Over the past few years, the City of Portland has used a mix of personal computers and minicomputers to accomplish its mission. This paper describes four applications of using lap top...
Collection and Analysis of Speed and Delay Using Portable Microcomputers
Speed and delay studies are performed routinely on urban street networks. The data are used for a variety of transportation engineering purposes including signal timing design, roadway...
Data Collection Using a Portable Computer and Digitizing Tablet
This paper describes a data collection system developed by the New Hampshire Technology Transfer Center. The key features of this data collection method are its ease of use, single step...
Computer-Assisted Creativity for Traffic Problems
The main objectives of this paper are to describe a system for computer-assisted creativity, or innovation support, known as The Idea Machine (TIM), and to highlight two case study applications...
Problem Identification Phase in Transportation System Management
This paper describes a diagnostic management tool - procedure PITS (Problem Identification in Transportation Systems) which classifies and priorities groups of the deficiencies, thus facilitating...
DELVACS: A Computer Program for Performance Evaluation of Low Volume Coordinated Semi-Actuated Systems
This paper presents a computer program which provides a tool for making choices between coordinated and free operation on an arterial roadway under semi-actuated control. The decision...
Traffic Simulation and its Graphic Presentations
A computer simulation program for traffic signal timing design was developed. The program can provide some appealing graphic presentations not only of input data but also of output results....
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