Large Flood Plains Modeling by a Cell Scheme: Application to the Pantanal of Mato Grosso
The computational modeling of large flood plains presents difficulties related to the mathematical approach of the phenomenon and also to the discretization of the area under study. In...
Global Search Technique to Calibrate Rainfall Runoff Models
The calibration of rainfall-runoff models in hydrology has not yet reached a satisfactory solution, using either manual or automatic procedures. This paper introduces a simple conceptual...
A New Look at the Potential of Hygroscopic Seeding in Summertime Convective Clouds
Hygroscopic seeding was conducted in the sixties and early seventies in the USA, but since then, most cloud seeding efforts have used glaciogenic seeding materials, usually silver iodide...
Effect of Agricultural Drainage on Water Quality in the Southeastern Coastal Plain
This paper is designed to consolidate selected research and results from investigations of the impacts of agricultural drainage on water quality in North Carolina, South Carolina, and...
Watershed Erosion
Scientific agricultural planning requires knowledge of the relations between soil and water that cause soil loss, and of the procedure to reduce such losses on cropland. This paper presents...
Stratification Models Sensitivity to Solar Radiation Data
A one-dimensional water quality model (WESTEX model) for simulation of thermal stratification is used to test the performance of such models related to hydrometeorological input data....
Salt Transport in a Tidal Canal, West Neck Creek, Virginia
Flow and stability were monitored during 1989-92 in West Neck Creek, Virginia, which provides a direct hydraulic connection between the saline waters of Chesapeake Bay and the relatively...
Chatuge Hydroproject Aerating Infuser Physical Model Study
The Tennessee Valley Authority is investigating the feasibility of a dual purpose reregulation and aeration weir to increase the dissolved oxygen in water releases and to provide continuous...
Modeling Vertical Stratification in the Pamlico River Estuary Using Modern Hydrodynamics
A modern hydrodynamic model is applied to the Pamlico River estuary. Good agreement was obtained between measured and predicted water elevations and salinity distributions during the one...
Innovative Contracting Practices in Developing an Advanced Freeway Management System
Throughout the nation, many public agencies have determined to incorporate time saving and cost effective project innovations while maintaining and upgrading project quality. One possible...
High Speed Rail Initiatives in Korea
The purpose of constructing a high speed rail on the Seoul-Pusan corridor is many fold: to solve intercity traffic congestions, to save energy, to reduce air pollution, and to make possible...
Geographic Information System Planning for Geotechnical and Earthquake Engineering Applications at the Savannah River Site, SC
The Savannah River Technology Center (SRTC) of the Savannah River Site is in the planning stages of compiling a geological, geophysical, and seismological data base on an industry standard...
Development of Geographical Information System (GIS) for Seismic Hazard Study of Charleston, SC
One of the most prominent areas of seismicity in the eastern U.S. is near Charleston, SC. The 1886 Charleston earthquake (M=7,5) and liquefaction evidence from at least five prehistoric...
Evaluation of a Large Aggregate Asphaltic Layer in an Airside Pavement
A new analytical method of designing large aggregate asphalt mixes (LAM) was used to design a thick asphalt base layer for an aircraft taxiway. The results of an analysis on the material...
Architectural Integration of APM Systems at Leonardo Da Vinci International Airport
Leonardo da Vinci International Airport is a major airport located near Rome at Fiumicino, Italy. This location has made it a popular destination for terminating flights, as well as a...
Side Resistance of Drilled Shafts in the Denver and Pierre Formations
Results of load tests on drilled shaft foundations in Upper Cretaceous shales are described and evaluated. Three load tests were conducted on shafts in the Denver Formation, in Denver,...
Foreign Investment in Latin America: A Second Look
It has become common to hear that Latin America has emerged from the lost decade of the 1980s, a period when virtually every country in the region suffered from high debt, high inflation...
South Africa at the Crossroads
With the provisional decision to hold its first democratic elections in 1944, South Africa has reached the most crucial moment in its history, one on which its economic and social development...
Venezuela Turns to Port
Despite Venezuela's recent political troubles, geography and economics argue for a big increase in the country's port capacity. Oil has traditionally been the...
Design and Proposed Construction Techniques for Pangue Dam
The paper describes the site conditions, design and proposed construction methods for the 115 m high Pangue Dam, Chile's first RCC dam. Trial mix design work and test embankments...
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