Tampa Bay: A Collaborative Approach to Effective Watershed Management
Rapid urbanization in the Tampa Bay watershed continues to challenge Florida's surface water management efforts. Upgrading of all wastewater treatment facilities substantially...
Freezing Out Sludge
Sludge dewatering is one of the most difficult problems in water and wastewater treatment. This has been especially true for treatment plants in cold regions. Drying beds, the most common...
GIS Plans Wastewater Future
When the Public Works Department began phase 3 construction on Albuquerque, N.M.'s current wastewater treatment plant in 1990, it was time to begin thinking about the next...
1991 OCEA Award Nominees
The $1.2 billion I-595/Port Everglades Expressway runs from Port Everglades to I-75, giving traffic a much quicker route from the Miami area to the Gulf Coast. It also links U.S. 1, I-95,...
Seismic Vulnerability Assessment of Seattle Water Department's Water System Facilities
The Seattle Water Department (SWD) service area and watersheds lie in seismic zone 3, in which there is potential for major earthquakes (Richter magnitude 7.5 or greater). The SWD system...
Seismic Vulnerability Analysis and Upgrade of Seattle Metro Wastewater Facilities
The Municipality of Metropolitan Seattle, Metro, provides wholesale wastewater transport and treatment for 30 cities and sewer districts. A Seismic Vulnerability Assessment Worksheet for...
Loss and Recovery of Critical Lifelines Following Recent Hurricanes
Hurricanes significantly affect the performance of critical lifelines. An overview of the loss and recovery of power supply, transportation, communication, and water/wastewater systems...
Loma Prieta Earthquake?Emergency Response and Restoration: Water and Sewerage Lifelines
Water and Sewerage systems performed very well with a few exceptions in the Loma Prieta earthquake. Pipeline damage occurred in unstable ground. Damage at treatment plants was due to sloshing...
Slow Sand Filtration
This report,
Air-Water Mass Transfer
This monograph, Air-Water Mass Transfer: Selected Papers from the Second International Symposium on Gas Transfer at Water Surfaces, consists of papers presented at the Symposium which...
Seattle's Good Neighbor Policy
The West Point wastewater treatment plant in Seattle sits on a spit of land jutting into Puget Sound. Close by is Discovery Park, a haven for nature lovers, located on a bluff above the...
Pumping Oil, Treating Soil
Oil was discovered on hilltop land in Signal Hill, Calif., in 1921, setting off one of the most wild land rushes the state has ever seen. Some 70 years and 20,000 oil wells later, the...
Knowledge Acquisition in Civil Engineering
Expert systems are an intriguing approach for transferring valuable problem-solving skills from the minds of human experts to the logic of computer programs. For the past several years,...
A Plant for All Seasons
Collins, Eckley and Detweiler describe a successful energy conservation program at the Willow Lake Wastewater Treatment Plant, Salem, Ore. By funding the $4.59 million project with a combination...
Lining Up Against Oil
Officials of California's Metropolitan Water District were more than slightly concerned when seeping oil showed up in the Newhall Tunnel, the last leg of a project that brings...
Reciprocal Recycling
Municipalities are turning their wastes into valuable products through a unique combinations of water reuse and energy recovery. Reclaimed water, the product of the wastewater treatment...
Pilot Bore Pays Off
The primary purpose of tunneling through Cumberland Mountain is to ease the 18,000 vehicle per day traffic through the rugged terrain that was a major transportation route when Daniel...
Case Histories of Sulfide Corrosion
Section 522 of the Water Quality Act of 1987 requires the U.S. Environmental Protection Agency (EPA) to conduct a study of sulfide corrosion and control options in collection and treatment...
Review of PIM (Pipeline Insertion Method) Technology
The U.S. Army Construction Engineering Research Laboratory (USACERL) conducted the first demonstration of PIM (Pipeline Insertion Method, formerly Pipe Insertion Machine) technology for...
Next Stop: The Los Angeles Metro Rail
The Los Angeles Metro Rail is a $6.5 billion light and heavy rail system, which may be entirely completed by the year 2000. A 22 mi segment of the 150 mi light rail system, connecting...
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