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Key Environmental Development Issues
Environmental statutes dealing with the control of pollutants generally regulate precriptively, establishing both technical standards, relating to discharges and their effect on the environment,...

The Use of the IWR-Main System as a Planning Tool in Phoenix, Arizona
The IWR-MAIN water demand forecasting model is used extensively as a long-range planning tool by the Phoenix Water and Wastewater Department. Its specific applications include: conservation...

The Center for Advanced Decision Support for Water and Environmental Systems
In July of 1988, the US Bureau of Reclamation awarded the University of Colorado a 4 year, 4 million dollar Cooperative Agreement for the development of a Center of Excellence in the Application...

Conductivity and Transit Time Estimates of a Soil Liner
A field-scale soil linear was built to assess the feasibilty of constructing a liner to meet the saturated hydraulic conductivity requirement of the U.S. EPA (i.e., less than 1 ? 10^-7...

Water Reallocation of the Carson River
The federal courts have not been able to allocate the waters of the Carson or Truckee Rivers in such a manner as to satisfy all the users. As a result, there have been a number of suits...

Unmixing Mixed Waste
A thermal treatment process successfully converted sludge classified as hazardous chemical/radioactive mixed waste to low specific activity radioactive waste at the National Guard Armory...

Bio Bonanza?
Bioremediation was used on a portion of the Exxon oil spill, causing the popular press to take notice of the ability of bugs to eat away at oil and, possibly, toxic wastes. The Alaskan...

Successful Siting Incentives
Citizen opposition to the siting of facilities that store, produce or use hazardous materials is both widespread and problematic. There are siting incentives that have worked to allay...

Vaporizing VOCs
The authors summarize the findings of a study for the Environmental Protection Agency on vapor extraction of volatile organic compounds from soils. The potential for ground water contamination...

Buried Treasure
Kelly describes landfill mining feasibility studies at two New England communities. Recently, due to rising landfill closure costs, a concept of landfill mining has been tested and shown...

Ship It By GIS
Abkowitz, Cheng and Lepotsky describe a GIS system for routing hazardous materials shipments. The safe transport of hazardous materials is emerging as a significant concern impacting local,...

Remediating A Fire Site
Machin and Ehresmann describe remediation of a 15 acre fire site at Fort Huachuca, Ariz. An investigation after the fire showed that all of the debris contained asbestos. Sampling confirmed...

Oilcrete
Threatened by probable tightening of hazardous-waste legislation, oil companies are searching for ways to dispose of or stabilize oil-drilling byproducts. One way is cementitious stabilization...

Keeping Tabs on Toxic Spills
EPA estimates on the number of hazardous material accidents in the past five years range widely from 7,000 accidents to 20,000, primarily because information on these accidents is so poorly...

Stopping Waste at the Source
Contrary to popular belief, waste reduction at the source, rather than end-of-the-pipe waste treatment may the nation's best approach to the hazardous waste problem. Surprisingly,...

Managing Water-Related Conflicts
the Engineer's Role
The problems facing water resources planners and managers are extensive. The major challenge is finding the key to cooperative rather than divisive approaches to water resources management....

Winning the Word War
Holmstedt offers 11 tips for writing better engineering reports. Most engineering firms have developed stylebooks that answer most common grammatical questions and that provide formats...

Overview of Artificial Intelligence Applications in Transportation
The purpose of this document is to provide an overview of artificial intelligence technologies, especially expert systems, as they may relate to highway engineering and operations. Included...

Managing the Introduction of New Technologies: An A1 Case Study
The way in which a new process or product is introduced into an organization can be critical to its acceptance and successful implementation. Even if the innovation is a major technical...

Creating a Transportation Microcomputer User's Group in Mid-Michigan: Organizational Issues and Opportunities
This paper describes the Mid-Michigan Transportation Microcomputer User's Group. Purposes of the User's Group include promoting demonstrations and evaluations...

 

 

 

 

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