Rouen, France Water Treatment Plant Using Biological Activated Carbon
The la Chapelle drinking water treatment plant in Rouen, France was designed specifically to incorporate biological activated carbon (BAC). With many U.S. cities faced with the prospect...

Coastal Controversies Abound at Record-Breaking Conclave
Coastal Zone '78 was the largest specialty conference ever held by the ASCE, drawing over 1,000 participants from a wide spectrum of professions that are involved in coastal...

Land Treatment: An Alternative Technology for Wastewater Management
The 1977 Clean Water Act provides some strong incentives for increasing the use of less costly, less energy intensive technology for municipal wastewater treatment facilities. Specifically,...

Chicago Sanitary District Pioneers in Controlling Flooding, Water Pollution
Chicago's Metropolitan Sanitary District is a national leader in at least four areas: (1)Controlling overflows of combined sewers. Chicago's answer to this problem...

Direct Filtration�� Past, Present, Future
The Safe Drinking Water Act of 1974 for the first time established national drinking water standards on turbidity and other drinking water characteristics. Up until that time, the accepted...

Sanitary Sewers for Developing Countries
To combat disease, we try to ensure water supply purity. Water is only one of many methods of disease transmission, however, and its purity does not alone eliminate the spread of disease....

Treating Waste Streams: New Challenge to the Water-Treatment Industry
Increasingly, state and federal water pollution control agencies have been becoming more strict about pollution from drinking water treatment plants. Specifically, most water treatment...

Cofferdams�Economical Flood Protection
Houston Lighting and Power Co. Sam Bertron Generating Station, located on the Houston Ship Channel, had suffered a drop in elevation of 7.5 ft since its construction in 1954. At such a...

High Voltage Transmission Lines: Pros and Cons
This article, written in response to a CE Engineering News item, puts into perspective some of the pros and cons of high voltage transmission lines (500 and 765-kV lines). Specific problems...

Weather Modification Could Solve Some Water Resource Problems
On July 12, 1978 the Weather Modification Advisory Board submitted its final report to the Secretary of Commerce. The report proposes a national program for weather resources management,...

Florida Sewage Plant First to Remove Nutrients with Bacteria Alone�� No Need for Costly Chemicals
Palmetto, Florida is now constructing the first advanced wastewater treatment plant in the U.S. to use the Bardenpho process. Unlike other AWT processes, this ingenious plant removes pohosphorus...

Gophers Go Underground
A major facility, Williamson Hall, was constructed to be almost entirely below grade on the East Bank Campus of the University of Minnesota. Heating and cooling energy requirements will...

Energy Facilities Going Underground
Environmental pressures, combined with continuing development of hard-rock excavation techniques, have turned attention to the placement of major engineering facilities underground. Primary...

Peaking Power from Stored Air
Pumped storage has been recognized as a means of supplying additional electric power generation capacity during peak load periods for quite a while. However, such facilities are traditionally...

Mammoth Transshipment Terminal Links Montana Coal to Michigan Power Plant
In 1973 Detroit Edison contracted with the Decker Coal Company for 200 million tons (181 Tg) of Western low-sulphur coal over a period of 26 years to meet its requirement for low-cost,...

Putting Alternative Sources of Energy Into Perspective
Until the year 2000, the main energy sources will remain fossil, nuclear, and hydroelectric; synthetic fuels, solar, geothermal, and wind energy are the only alternatives likely to be...

Productivity on the Construction Site
On-site productivity in construction rose dramatically in the years after World War II as tasks were mechanized and larger equipment introduced. But in the past 10 years, that had gone...

Containment Aspects, Scrubber Sludge Disposal System
Containment of flue gas desulfurization sludge from a coal-fired power plant was accomplished by Dravo Corporation in an environmentally acceptable manner through the construction of an...

Tocks Island Project�� Resolving a Classic in Dam Controversies
The study provided the information and perspectives required to decide whether the Tocks Island Lake project should proceed or be deauthorized. Major elements analyzed included eutrophication,...

Lake Superior Rail-to-Water Coal Terminal Wins Outstanding Civil Engineering Achievement Award
During 1976, the nation's largest Western coal transshipment terminal, the Superior Midwest Energy Terminal, began operation in Superior, Wisconsin. This event marks the opening...

 

 

 

 

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