Water Works
The largest water pipeline under construction is in Botswana, in Africa. The North/South carrier project is phase one of a three phase program to bring water to this arid country. Letsobogo...
Above Par Storm-Water Management
Storm water treatment wetlands like the one on a golf course adjacent to Alabama's Mobile Bay are only marginally more expensive to construct than wet ponds, but offer distinct...
Pumped-Up Pumping Stations
The Washington Suburban Sanitary Commission, a public utility serving Prince Georges County and Montgomery County, Md., publishes a design guide (DG-04) to help outside consultants meet...
Infrastructure Visionaries
The city of Indianapolis is investigating the long-term structural integrity of its infrastructure, in an unusual effort for U.S. municipalities. Most cities are strapped for cash and...
Preparing for Repair (Available only in Geoenvironmental Special Issue)
The Sacramento River Water Treatment Plant, Sacramento, Calif., was built in 1924 and hadn't been upgraded since 1958. In 1996, the city of Sacramento, the owner of the plant,...
Ground Improvement, Ground Reinforcement and Ground Treatment
Developments 1987-1997
This proceedings,
Taking the Plunge
Treatment technologies in the last few years have advanced to the point where the wastewater can now be considered a source of drinking water. Membrane technology, advances in filtration...
Toward a Healthy Harbor
Once dubbed the filthiest harbor in America, the Boston Harbor is now the model of recovery. The Boston Harbor Project, a court-mandated 12-year, $3.4 billion cleanup, includes a sprawling...
All Fired Up
Plasma arc technology is being used to treat hazardous waste and contaminated soil and could be used to recycle landfills. The process uses plasma torches that operate at temperatures...
Design/Build Meets Hazardous Waste
For all types of design/build projects, a close cooperative relationship is required among the various stakeholders involved in the project. For hazardous waste cleanup design/build projects,...
Bringing Low Flow to Eskimos
Engineers in Alaska initiated a program to bring potable water and wastewater service to a town of 500 Yup'ik Eskimos. This entailed building a 7.2 km boardwalk over permafrost...
The Right Tooele for the Job
Parker describes how the nation's largest chemical munitions destruction facility was designed and how it will operate. The U.S. Signed on to the Chemical Weapons Convention...
Wastewater Systems
This section discusses wastewater systems as well as their components and earthquake vulnerability. Also present is an overview of a post-earthquake investigation procedure....
Tunneling Under Pressure
Work will begin this month on the South Bay Ocean Outfall (SBOO) project, a $140 million undertaking to build 3.6 mi of tunneling through the saturated ground of the Pacific Ocean. When...
Ground-Water Treatments Gain Ground
Ground water is the main source of the nation's public water supplies and is also used extensively for agricultural and industrial purposes. Yet our reserves are constantly...
Containing Spills and Fire
A $95 million project to consolidate five jet fuel supply facilities that serve Los Angeles International Airport is nearing completion. The project shows how codes for wastewater-treatment...
VOC Inventory at New York City Wastewater Treatment Plants
Although the New York State Clean Air Act Amendments of 1990 (CAAA) implementation plan is not yet in place, the Citys Department of Environmental Protection (DEP) is taking a proactive...
Critical Issues in the Monitoring and Control of Toxic Air Contaminants at POTWs
Todays challenge at Publicly Owned Treatment Works (POTWs) is to assess and reduce the environmental risk posed by toxic air contaminants (TACs). This paper attempts to identify the critical...
Pilot Testing of a Zero-Discharge Treatment Process
As environmental regulations become more stringent, pulp and paper mills are investigating alternatives to conventional biological treatment and discharge of effluents into receiving waters....
Dynamic Optimal Groundwater Remediation by Granular Activated Carbon
Objective functions to describe the operating and capital costs of GAC treatment are incorporated into a control theory model for optimal pump-and-treat groundwater remediation design....
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