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Groundwater Modeling of the Tustin/Irvine Basin
This paper describes the results of groundwater modeling in the Tustin/Irvine basin situated in the southeastern portion of the Tustin plain, which is the the southern extension of the...

Design of Sampling Networks for Water Table Monitoring
In the application to the monitoring of water tables the presence of temporal and spatial dependence is of crucial importance. Often the network will be used to collect data to estimate...

Advances in Hydraulic Stream Modeling Using HEC-2
The Corps of Engineers, Ft. Worth, Texas, Flood Plain Management Services Branch has developed hydraulic stream models for creeks and rivers throughout the state of Texas for the purpose...

Optimization of a Groundwater Well Monitoring Network
An optimization model is presented for the design of a well monitoring network for groundwater quality and quantity parameters. The model utilizes a geostatistical procedure to estimate...

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...

A Newsboy Approach to Real-Time Reservoir Operation Modelling
This investigation focuses on the use of mathematical programming techniques to develop a model for scheduling, in real-time, the releases from a single reservoir via a probabilistic approach...

Streamflow Prediction and Allocation Model in Texas
The State of Texas' Water Rights Adjudication Act of 1967 provided for the creation of regional watermasters to divide the water of state streams in accordance with the adjudicated...

A Two-Dimensional Model for Estimating Leachate Flow in Landfills
A numerical model has been developed to compute the leachate flow from solid waste landfills in an unsteady state condition. The two-dimensional moisture flow equation along with the boundary...

Numerical Model Study of Groundwater Movement in an Aquifer of Bangladesh
Annual groundwater level variation in the aquifer of the Mymensingh-Tangail area of Bangladesh was simulated by applying an implicit finite-difference model of groundwater flow. The groundwater...

Development of an Optimization Model for Groundwater Withdrawal
An optimization model has been developed to simulate optimal values of withdrawal from a given aquifer system. The linear programming technique has been used to formulate the objective...

A Microcomputer Based Interactive Model for Strategic Land Use -- Transportation Planning
This paper describes a microcomputer based urban activity model, intended as a tool for use by planners to explore impacts of various development scenarios. The model, LUTRAM, is menu...

Tri-County Based Travel Demand Forecasting Analyses in the Tampa Bay Area, State of Florida
This paper describes the application of the micro-computer compatible Florida Standard Urban Transportation Modeling Structure (Micro-FSUTMS) to estimate traffic volume for the purpose...

MacIntosh II True-Color Visual Simulation Project: A Proposed Elevated Rail System for Metropolitan Phoenix
Utilizing new high-resolution, 24-bit true-color technology available for the Macintosh II microcomputer, this project enabled professional consultants and the public to visualize a proposed...

An Object-Oriented Strategy for Transportation Model Data
Data transfers between applications which require data from transportation models or inventories is an emerging problem. Recent advancements in software and software design have created...

Focused Model Approach for Corridors and Subareas
A focused modeling approach utilizes calibrated model parameters and inputs from a regional model, yet allows the flexibility to quickly test land use, network and other policy alternatives....

Using SAF to Focus Mainframe Transportation Planning Data
This paper presents an overview of software called 'SAF' developed under FHWA sponsorship to assist in converting mainframe planning data sets into formats which can be input into microcomputer...

Evaluation of Microcomputer Traffic Forecasting Models: The Michigan Experience
The paper describes results of the needs assessment for modelling software of Michigan's thirteen '3C' areas, criteria used to compare software capabilities...

A Comparative Analysis of Microcomputer and Mainframe Computer Based Modeling Systems
This paper presents a comparative analyses of the Microcomputer Compatible Florida Standard Urban Transportation Modeling Structure (Micro-FSUTMS) performance with its UTPS mainframe computer-based...

Applying TRANPLAN to Assist Air Quality Impact Analysis
Environmental analysts have been using the plotting capabilities of TRANPLAN, a transportation planning software package, to facilitate the analysis of air quality impacts of the Boston...

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...

 

 

 

 

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