Assessing the Leaching Potential of Herbicides at the Ohio MSEA
The GLEAMS model was used to assess the potential for herbicide leaching at the Ohio MSEA. Input data, typical of the Ohio MSEA, was used in conjunction with precipitation data for the...
Water Quality Implications of Encapsulated Atrazine
This paper presents the movement of both encapsulated and wettable powder atrazine under no-till and conventional-till corn in the Coastal Plain physiographic region of Maryland. Soil...
Expert System for Agricultural and Water Quality Management
Agricultural activities occur in an open environment where uncontrollable climatic events influence both agricultural productivity and water quality. A decision support system is described...
Management of Agricultural Drainage Pollution Considering Regional Cooperation
Increasing awareness of toxic substance discharge from agriculture in the San Joaquin Valley of California has resulted in discharge limits on individual constituents in agricultural drainage....
Expert Systems for Civil Engineers
Knowledge Representation
This committee report,
High Level Radioactive Waste Management 1992
The proceedings of the third International Conference on High Level Radioactive Waste Mnagement, held on April 12-16, 1992, Las Vegas, Nevada, provides information on the technical and...
Technology?Key to Environmental Success
A three million ton per year coal unloading terminal with 5 km overland conveyor at Jacksonville, Florida, incorporates numerous technical advances to achieve environmentally safe construction...
Clean-Up of Contaminated Soils: A Necessary First Step in Industrial Land Redevelopment
This is a paper describing efforts by The Toronto Harbour Commissioners to demonstrate how several technologies can be effectively integrated to remove or reduce contaminant levels in...
Securing Strategic National Security Objectives Through Maritime Activities
The President's national security strategy envisions a healthy and growing economy, wise environmental stewardship and a strong military as part of his plan to meet and to fulfill the...
Analysis of Dredged Material Deposition Patterns
Between November 1, 1989 and 30 March, 1990, nearly 1 million cubic yards of dredged material were disposed in Puget Sound as the first phase (Element I) of the construction of the Navy's...
Dredged Material Placement Techniques?A Review of Its Past, Present and Future
Maintenance of ports and harbors requires considerable amount of dredging and this makes studies on dredged material disposal and placement technique particularly important. This paper...
Minimizing the Risk and Impact of Tanker Accidents
The paper reviews the risks of bulk liquid spills from tankers and tanker barges during transport and transfer and discusses means of minimizing the risk of spills. The use of spill modelling...
Recycled Materials for Port Construction
The concept of utilizing recycled materials is presented. Types of materials which may be applicable are described, as well as, typical projects utilizing these materials....
Spatial Decision Support System for Toxic Spill Modeling in the Ohio River
Spatial decision support systems (SDSS) are hardware-software systems that incorporate spatial analysis and modeling in a workstation environment. The Ohio River Valley Water Sanitation...
Multiuser Sites for Contaminated Sediment Disposal
The Washington Department of Ecology (WDOE) recently adopted a program to identify, rank, and clean up contaminated sediment sites in Puget Sound. Site cleanup, in conjunction with dredging...
A Decision Support System for Water Quality Modeling
A prototype Decision Support System (DSS) has been developed to evaluate the environmental and economic consequences of alternative farming practices. This system was developed to help...
Analytical Prediction of Gasoline Thickness on the Water Table
With the increased use of immiscible fluid products such as gasoline, the threats to groundwater resources by hydrocarbon products are increasing. The success of recovery of the hydrocarbon...
Management of Portland's Combined Sewer System
The City of Portland, Oregon, has embarked upon a two-year program to develop a long-term management program for its combined sewer system. A team of consultants is assisting the City...
Coupled Water-Wastewater Management Issues
The concept of coupled alternatives is an emerging engineering issue in master planning for water resources management. Coupled alternatives involve the concurrent evaluation of water...
Winter Nutrient Losses to Groundwater Associated with Various Tillage Manure Systems
Excessive nutrient leaching to groundwater in agricultural watersheds has initiated research to develop control systems. Loading of nutrients are enhanced during the non-growing season...
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