Putting Nature First
From salamander tunnels to hotels for red-legged frog, the $450 million Los Vaqueros dam and reservoir project in northern California put environmental concerns first in its planning and...
Environmental Engineering '99
This proceedings,
Who Provides Inspection
With the increasing interest in the design-build project deliver system, the decision of who should be responsible for quality assurance/quality control has become a complex one. To assist...
Conquering the Mountain
Interstate 26 will be the largest and most expensive highway project ever undertaken in North Carolina. When completed in 2002, I-26 will provide safe and efficient interstate passage...
The Ultimate Challenge
The U.S. Department of Energy (DOE) has spent $2 billion and more than a decade studying the feasibility of constructing a nuclear waste repository inside Yucca Mountain in Nevada. The...
Rebuilding Bosnia
A civil engineer serving in the U.S. Army Reserve on deployment in Bosnia-Herzegovina gives a first-hand account of construction in a war-torn country. As a member of the Environmental...
Deep Diagnosis (available only in Geoenvironmental Special Issue)
Contaminated sediments in the world's waterways present a variety of problems, both economic and environmental. The two basic problems are waterways which need maintenance...
Future Fire Codes
Performance-based fire codes are a trend worldwide. The idea is to get away from prescriptive, cook-book codes that dictate design. Performance based codes should be more rational and...
Nothing Wasted
Anoxic gas flotation (AGF), a patented system for anaerobic digestion of organic slurry waste, can recover as much as 85% of the phosphorus and 23% of the nitrogen in slurry waste, while...
Stretching a Landfill
Landfill expansions can pose engineering challenges, and the Tullytown, Pa., landfill gives an example of a horizontal expansion that added 121 acres of future disposal space. The side-by-side...
Preparing for Pier A
Earthquakes, oil wells, contamination and unstable soil were among the challenges engineers faced as they prepared a site at California's port of Long Beach for the Pier A...
Geotechnics of Industrial By-Products
Large volumes of industrial by-products are generated each year by U.S. industries, and most are landfilled as solid waste at considerable expense. However, many by-products have desirable...
Paper Mill Sludge Landfill Cover Construction
A considerable amount of experience has been acquired from a number of completed paper mill sludge landfill covers within the United States. This paper focuses on practical guidelines...
Recycled Materials for Embankment Construction
Obtaining good quality soils at reasonable costs for use in embankment construction is becoming difficult and hence, attention is directed towards finding alternative materials. On the...
The Safe Disposal of Fly Ash in Pavement or Earth Structures Not Requiring High Strength Materials
Highway agencies throughout the country face the challenge of safe disposal of various waste products in pavements and earth structures. Some of these waste products can be hazardous to...
Database on Beneficial Reuse of Foundry By-Products
This paper describes a database on beneficial reuse of foundry by-products that was assembled at the University of Wisconsin-Madison. The database was designed to identify (1) materials...
Estuarine and Coastal Modeling
This volume contains the proceedings of the 5th International Conference on Estuarine and Coastal Modeling held in Old Town Alexandria, Virginia, October 22-24, 1997. The conference included...
Quarry Conversion
All over the country, old landfills are filling rapidly, and potential new sites�and public support for them�are in short supply. Cities are faced with increasing solid waste disposal...
Higher Ground
Thirty floods over the course of a century, capped by three major floods in 1993, finally convinced residents of Pattonsburg, Mo., that it was time to move the entire town to higher ground....
TEA-21: Something for Everyone
The Transportation Equity Act for the 21st Century (TEA-21) is the largest public works legislation in U.S. history, providing significant funding increases for virtually every form of...
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