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Water Pollution Control Plant Upgraded to Meet EPA Regs
An Outstanding Civil Engineering Achievement Award Nominee, Philadelphia's Southwest Water Pollution Control Plant, has a $300 million addition which nearly doubled plant...

Public Infrastructure�Are More Dollars Coming?
The top subject at the October, 1982, New Orleans convention of the American Society of Civil Engineers was the infrastructure finance problem. Noted analysts of the situation, including...

Glossary
Water and Wastewater Control Engineering
Over 5,500 Words and phrases used in water and wastewater control engineering are defined. The major areas covered in the glossary include: Sewage control, water pollution and water pollution...

Vacuum Sewers�� the Future for Sewage Collection�
Patented in the 19th Century, vacuum sewers are making a comeback. Vacuum is created and maintained at a central collection station and extended, through a network of collecting pipes,...

Pure and Wholesome
Four papers published between 1899 and 1907 describe problems in sanitary engineering encountered during a time of rapid urbanization. In these papers and associated discussions, leading...

Entrenchment of Sewage Sludge�a Disposal-Use Alternative
Entrenchment of sewage sludge is an alternative for the disposal and use of sewage sludge. Its advantages include high disposal rate, little odor problem, and no surface runoff. Two methods...

Duluth Sanitary District First in U.S. to Take Charge of Both Sewage and Refuse
The Western Lake Superior Sanitary District, serving Duluth, Minnesota and its suburbs, is the first sanitary district in the U.S. to be responsible for both wastewater and municipal refuse...

First U.S. Carrousel Racetrack Sewage Plant: simple, economical, excellent removeal.
Campbellsville, Kentucky will be the first community in the U.S. to use a promising new sewage treatment process�� the so-called Carrousel process. The process uses turbine aerators both...

Honolulu Sewage Plant Pioneers Advanced Primary Treatment, Has Deepest Ocean Outfall
Honolulu recently started up a new sewage treatment plant that brings a new twist to decades-old sewage-treatment technology: advanced primary treatment. Key to this primary treatment...

Harrisburg Pioneering Codisposal of Refuse and Sludge
Harrisburg, Pa. is doing something that sounds like common sense yet which has been done by very few communities in the U.S.: disposing of both its municipal refuse and sewage sludge in...

Measuring the Effects of Man's Wastes on the Ocean
Understanding the ecological effects of municipal wastewater discharged into the ocean depends on data developed by reliable measurements. Municipal wastes are largely residential sewage...

The Story Behind the New Clean Water Act of 1977
The Clean Water Act of 1977 keeps intact the basic principles of the strong Water Pollution Control Act (PL 92-500) of 1972. Because of the shear magnitude of upgrading the nation's...

Sludge Pyrolysis: How Big a Future�
Pyrolysis is the destructive distillation of combustible elements by heat in the total absence of oxygen. Partial pyrolysis or starved air combustion is the gasification of a material...

Alternative Sewage Systems�Reliable, Cost-Effective
The increasing need to provide adequate sewage disposal systems to meet housing needs of the future should include the evaluation and acceptance of alternative sewage disposal methods....

Aerated-Pile Composting: A Promising New Alternative for Sewage Sludge Disposal
In the past several years, traditional methods of sludge disposal such as incineration and ocean dumping have come under fire from environmental groups and the EPA. This has sparked a...

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...

EPA's New Construction Operations Review Program
Experienced construction engineers from EPA's Headquarters are now visiting numerous sewage treatment construction sites to review the quality of work being done. Behind the...

Historic Turning Points in Municipal Water Supply and Wastewater Disposal, 1850-1932
1850-1880: Urbanization and development of large public water supplies combined to overload cesspools and privy-vaults. Sewers were constructed to protect public health. 1880-1900: Debate...

The Story of Cement, Concrete and Reinforced Concrete
When the dawn of history, man has sought for materials to cement stone and brick together. When rebuilding the Eddystone lighthouse in 1756, John Smeaton recognized ordinary lime morter...

Reviving the Septic Tank
Although collection and secondary treatment systems serve most U.S. Metropolitan areas, approximately 25% of the population still depends on individual sewage waste disposal systems. Estimates...

 

 

 

 

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