CSO Controversy
Under the Environmental Protection Agency's (EPA's) national combined sewer overflow (CSO) policy, more than 900 cities will no longer be able to discharge untreated...
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...
Passage to 2000
On Dec. 31, 1999 the United States turns over ownership and operations of the Panama Canal Commission. In preparation for the handover, the Panama Canal Commission, an independent U.S....
Seattle Solutions
Many of Seattle's most important bridges are vulnerable to serious damage if a much-anticipated big earthquake hits. A city-wide study designated lifeline structures for retrofitting,...
Sealing the Subway
Although work on the Los Angeles Metro subway is stopped for now, the project has introduced a number of innovations and advances to the American tunneling community, including the use...
Learning from Disaster
After each earthquake, civil engineers learn more about what can be done to minimize the damage to infrastructure from seismic events. The recent large earthquakes that struck Izmit, Turkey,...
When the Levee Inflates
Rubber dams�long, flexible tubes, anchored to a concrete base and abutments and inflated with air or water�have been used since the 1950s, but installations have risen as technology has...
A Tale of Two Bids
In early 1992, the Escambia County Utilities Authority determined that its 2 mgd Avondale Wastewater Treatment Plant should be expanded to 8 mgd to meet the growing needs of the Pensacola,...
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...
Interest in Deposits (available only in Geoenvironmental Special Issue)
Sediment accumulating in reservoirs worldwide is gradually reducing storage capacity, posing a long-term threat to supplies of drinking and irrigation water. The buildups also highlight...
Pump-and-Treat Rescue
The pump-and-treat method of remediation has been regarded for years as unsuccessful and untrustworthy. But a recent project in Chicago showed that in conjunction with horizontal wells...
California and the World Ocean '97
Ocean Resources: An Agenda for the Future
The conference, California and the World Ocean '97 (CWO '97), was organized by the Coastal Zone Foundation and Resources Agency of California. CWO '97...
Ports '98
This proceedings,
Urban Runoff Quality Management
This manual comprises a holistic view of urban runoff quality management. For the beginner, who has little previous exposure to urban runoff quality management, the manual covers the entire...
A Statistical Approach to Modeling Groundwater Hydrology in a Constructed Wetland on the Atlantic Coastal Plain, Delaware
The design of wetlands based on groundwater as the principal source of hydrology pose uncertainties in areas where erratic seasonal groundwater fluctuations exist. Under these conditions,...
Making Way for Water
The State Water Project Coastal Branch Aqueduct and Extensions brings 48,000 acre feet of water annually to 23 Southern California communities. built over five years, the project involved...
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...
Coastal Dynamics '97
This proceedings,
Coordination
Water Resources and Environment
This proceedings,
Risk-Based Decision Making in Water Resources VIII
This volume,
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