Assuring Data Quality for Use in Waste Management System Trade-Off Studies
This paper details the systems engineering approach developed to ensure the integrity of a large data library throughout its development and application. The paper assesses the benefits...
A Robotics Testbed for In-Space Assembly Tasks
The operations testbed of the Center for Space Construction at the University of Colorado is described. This testbed serves as a centralized testing environment for interdisciplinary research...
Wave Propagation in Hyper-Structures
The concept of hyperelement was introduced by E. Kausel and J.M. Roesset, 1977 in connection with the derivation of the dynamic stiffness matrix for layered continuum problems involving...
Using Corps of Engineers' Reservoirs for Water Supply
This paper provides an historical overview of the Corps of Engineers (COE) authority in the water supply arena and discusses the methodologies and procedures used to reallocate storage...
Lake Zephyr Watershed Stormwater Management Plan
Zephyr Creek, located near the City of Zephyrhills in west-central Florida, annually experiences flooding caused by rainfall. Development has encroached into the floodplain causing homes,...
Minimizing the Risk of Unsuccessful Modeling Exercises
Monte Carlo simulation techniques were employed to relate input parameter uncertainties to the characteristics of model output accuracy and reliability, and to the probability of successfully...
Modeling Volatile Organic Transport with Vapor Sorption
A flexible finite element simulation model is developed to predict the movement of volatile organic compounds in variably saturated subsurface regions. The model incorporates both the...
Flownets by Computer Graphics
A new method of drawing flownets for determining seepage losses in earth dams is developed. The flow and equipotential lines are drawn by modifying W. Kinzelbagh's method....
PC-Graphic Scheduling in a Multi-User Environment
This paper describes an approach used to implement a PC-based scheduling graphics system as part of a larger management information system installation at the Niagara Frontier Transportation...
Graphics Display of Convoy Movements
U.S. Army Forces Command (FORSCOM) is sponsoring the development of a Convoy Mobilization Automated Support System (MASS) to be used during routine planning and exercise movements for...
Choosing Display Hardware for Transportation Planning Packages
This paper reviews the popular transportation planning software packages on the market and their graphics capabilities. Hardware options that allow the user tp achieve high resolution...
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...
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...
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....
A Graphical Database for Transportation Systems
A graphical database composed of programmable objects analogous to elements of a physical plant of a transportation network is presented. The discussion reviews the application of a graphical...
Synthetic O-D Microcomputer Trip Table Packages
Three microcomputer models for synthetic estimation of origin-destination trip tables are compared based on theoretical foundations, implementability, and operating performances. Each...
The Use of Prototyping and Graphical Methods for Road Information and Management Systems
Graphics approaches to Pavement Management Systems offer a substantial aid to the early acceptance of and accessibility to the Road Information Systems presently available. The Apple Macintosh...
A Microcomputer Methodology for Parsimoniously Structuring a Set of Activities
The paper develops a systematic methodology to aid in the identification and rapid structuring of a system of activities. In essence, the user is asked to supply only the names of the...
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