Top Projects of 1987
Five notable entries in the 1987 Outstanding Civil Engineering Achievement competition are summarized. The Keehi Interchange of the H-1 Freeway in Honolulu is only 1.9 miles long, but...
Fishing the Four-Lane
Recent changes in one Montana canyon have shown that even highways and freshwater fish can happily coexist with the proper planning. Twenty years ago, the Montana Department of Highways...
Freeway Analysis Using A Micro Version of FREQ
FREQ8PE is a freeway corridor simulation model. It is a batch processing mainframe program written in ASCII FORTRAN IV, which performs three basic functions: simulate freeway queueing,...
A Decision Support System for Freeway Corridor Analysis
When the scope of a particular corridor study dictates the review and analysis of a relatively large number of road segments along major transportation corridors, the integration of roadway...
Highway Accident Collision Diagrams on a Microcomputer
Collision diagrams of highway accidents are schematic exhibits that illustrate the location of each accident with respect to the highway geometric features. The types of accidents; such...
Highway Safety Analysis and Monitoring
The Highway Safety Analysis and Monitoring (HISAM) software was developed under a Federal Highway Administration research contract and is designed to aid local agencies with data base...
Transportation Network Building Using a CAD Interface
This paper illustrates how Barton-Aschman Associates, Inc, has made use of AutoCAD(TRADEMARK) on the microcomputer to digitize an existing highway network and to create a new network from...
NEDS?Network Editing and Display for TRANPLAN
This paper explores some of the current and possible future applications of interactive graphics packages to the tasks of analyzing and planning transportation systems. The source of the...
Applications of the General Network Editor
The General Network Editor is a graphical, data base manager for computer-aided design of transportation networks. Its principal use is for entering network data into the computer: drawing...
County-Level Planning Model in Atlanta Region
Gwinnett County is working with the Atlanta Regional Commission (ARC) and Barton-Ashman Associates to download the ARC trip tables for use in a microcomputer transportation planning model...
A Microcomputer Storm Sewer Program for Highway Drainage Design
This paper presents results and findings of an ongoing research project on highway drainage sponsored by the Federal Highway Administration through the Virginia Transportation Research...
Roadway Geometric Design Applications
'Road Design, Version 2. 0,' an improved version of the original introduced at the National Conference on Microcomputers in Urban Transportation in San Diego...
Developing a Management Maintenance (Roadway Surface) System
The Clackamas County Department of Transportation and Development is responsible for maintaining 1,514 miles of roadway. Clackamas County, Oregon is part of the Portland, Oregon metropolitan...
A Pavement Management System for Cities & Counties
A regional agency, a pavement management consultant and six cities and counties in the San Francisco Bay Area have jointly developed a Pavement Management System (PMS) which runs on a...
Facilities Management and Capital Planning Systems
This paper explores the purpose, role, and structure of these systems, showing how micro-computers can be exploited to improve the quality of decision making in capital planning and related...
Role of Microcompiuters in Highway Weigh-in-Motion Systems
Microcomputer technology makes it possible to digitize the signals, calculate the desired factors, and record and display the information in real time at the weigh-in-motion (WIM) site....
Highway Statistics Summary on Microcomputers
Oak Ridge National Laboratory (ORNL) is under an interagency agreement with the Federal Highway Administration, Department of Transportation, to prepare the necessary historical highway...
Procedures for Evaluating TSM Projects
The constraints of limited funding, increasing demand and environmental impact have led to an increase in Transportation Systems Management (TSM) improvements on surface transport systems....
Expert Systems Approach for Analysis of High Hazard Locations
This paper focuses on the detailed analysis of specific highway locations that have been identified as hazardous in the framework of a State Highway Safety Improvement Program (HSIP)....
Use of CAD for Traffic Sign Design Purposes
At present, AutoCAD is the most popular CAD system for micromputers. It is relatively inexpensive and is very flexible, comprehensive, and easy to use. A preliminary review of AutoCAD...
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