Safety Performance Evaluation of 21st Century Appurtenances
A great deal has occurred in the highway safety field in the last 15 years: there have been societal changes which have altered the character of the vehicle fleet; there have been technological...
Graduate Education and Highway Research Needs in the 21st Century
A number of significant challenges face highway engineers in the 21st Century. Large growths in traffic volumes and alarming increases in congestion are already problems in many of our...
Application in the 21st Century of Today's Technology in Resolving Congestion
Traffic engineers of the 21st century will have a number of new tools to attack traffic congestion. High technology solutions will begin to emerge as means of increasing the effectiveness...
Future Driver and Vehicle Characteristics and Their Influence on Highway Design for Safety
Both driver and vehicle characteristics are changing, and these characteristics will continue to change into the 21st century. The purpose of this paper is to identify the major changes...
Safety and Operations Related to Geometrics for 21st Century Highways
Highways designed for the next century must reflect the knowledge gained from research on safety and operations conducted over the last 20 years. Assuming that recent trends toward emphasis...
National Workshop on Highway Research: A Summary
This paper is a summary of national workshop on highway research. Traffic is expected to increase in the future, worsening an already critical urban congestion problem. What are needed...
Traffic and Safety Research Payoffs
This paper reviews contributions to the practice of transportation engineering by research in the traffic and safety area. Brief overviews are provided in the area of traffic operations...
Research for 21st Century Highways
The national highway community is looking into the 21st Century to anticipate the needs that will be placed on highways over the next 3 decades. The view suggests that new technology will...
Preparations for the Future?The European Highway Community
The need for infrastructural capacity in the future in Europe has been investigated by the European Conference of Ministers of Transport - ECMT. The principal traffic considered was international...
Engineering 21st Century Highways
The conference on Engineering 21st Century Highways focuses on the needs or highway transportation in the 21st century and explores near term decisions and activities required in the next...
Review of the Nation's Water Resources Infrastructure Needs
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Computers Board Equipment
Construction equipment is slowly being automated, either with remotely operated radio controls or by on-board computers that control repetitive tasks. Contractors in the United States...
Selenium Threatens Irrigators, Wildlife
Irrigation drainage water has seldom been treated to remove pollutants, but it soon will be treated in California. Drainage from a large portion of the San Joaquin Valley must be treated...
Monitoring for Hazardous Waste Leaks
It is safer and cheaper to keep hazardous wastes out of the groundwater and the ground than to remove them. But better monitoring will be required. In this three-part article, the first...
Courting Public Opinion
Promoting good community relations is an integral part of hazardous waste projects. Before field investigations are conducted, neighboring communities should be advised of the proposed...
Waves in the Water Works
The 1986 amendments to the 1974 Safe Drinking Water Act are far reaching laws that may affect many drinking water utilities across the nation in the next decade. Congress passed legislation...
Crossing A Freeway
The Washington State Convention and Trade Center in Seattle is being constructed on air rights spanning Interstate-5, adjacent to the seven acre Freeway Park that also spans the highway....
Extent of Ground Water Contamination in the U.S.: An Overview
The contamination of ground water may result from all aspects of human activities: agriculture, industry, transportation, domestic wastes and resource exploitation. The contamination due...
Managing Ground Water Data
Decisions concerning ground water protection and public health should be based on all relevant data, measured and analyzed with technically valid techniques. In areas where ground water...
Control of Groundwater Contamination: Case Studies
Engineered solutions to groundwater contamination problems are being proposed at many hazardous waste sites, yet the effectiveness and long-term reliability of many of these proposed solutions...
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