Four Options for Hazardous Waste Disposal
Landfills, land treatment, mine storage, and deep well injection are four options examined as solutions to the hazardous waste disposal problem. Statistics indicate approximately 40 million...
NYC Convention Highlights - Part II
More highlights from ASCE's International Convention held in New York City this past May are presented. (See CE, 8/81 pp. 68-9, 74-5). Among the topics discussed are, the...
Concrete-pavement Recycling could Slash Rehab Costs 30%
During the past few years, the recycling of highway pavements, especially asphalt pavements, has been in the news. Yet one promising development has drawn little attention: the recycling...
Appropriate Technology in Resource Conservation & Recovery
Six contributions to proceedings of an October 1979 ASCE workshop deal with both developing and industrial countries. A review of debris accumulation in urban areas reveals archaeological,...
Multimillion-Acre Tea Bag
Just as pouring the same cupful again and again through a tea strainer makes bitter tea, so irrigating again and again with return-flow water concentrates salts in the water supply. While...
West Virginia Cooling Tower Collapse Caused by Premature Form Removal
The collapse of a reinforced concrete cooling tower under construction at Willow Island, W.Va. in April 1978 resulted in 51 fatalities, making it the worst construction accident in American...
Willow Island Aftermath: The Limits of OSHA
In April 1978 a natural-draft hyperbolic concrete cooling tower under construction at Willow Island, W.Va. collapsed. Fifty-one workers, suspended on a scaffold supported mainly by a layer...
River Clean-Up Plan Developed with Citizens and Industry
In Wisconsin, a group of citizens has worked closely with industry and professional water quality planners to develop a plan to make a once polluted river fishable/swimmable. This plan,...
Earth-Filled Slurry Walls Provide Economical Seepage Control
Slurry trench cut-off walls are often used for seepage control after structures requiring excavation are completed, but at a construction site on the Tennessee-Tombigbee Waterway project...
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...
Efficiences of Advanced Waste Treatment Obtained with Upgraded Trickling Filters
Many or most cities and towns, and particularly the smaller ones, still use trickling filters in their wastewater treatment plants. The process is economical and reliable, but unfortunately...
Environmental Engineering
The 1980 National Conference on Environmental Engineering was sponsored by the Environmental Engineering Division of the American Society of Civil Engineering in cooperation with Manhattan...
Largest Rotating Biological Contactor Plant Also First to Remove Nitrogen
Orlando, Florida is now constructing a new advanced waste treatment plant that removes both nitrogen and phosphorus to a high level. The plant is notable because it is the largest rotating...
USGS Sharpening Water-Quality Management Tools
By 1983, the U.S. will have spent over $83 billion to upgrade treatment facilities to advanced waste treatment. Much of this furious effort will be in vain, won't produce...
Solid Waste Research and Development Needs for Emerging Coal Technologies
The workshop was organized into three topical areas: (1)Solid Waste Characterization; (2)reuse, recycle, utilization; and (3)environmental effects: system design, monitoring, disposal....
1977 Clean Air Act: Cheapest Way to Clean Up the Environment�
What impact is the Clean Air Act of 1977 having on American industry? Is the law the most cost effective way to clean up the nation's air? The power industry dislikes the...
Nuclear Waste Disposal: Is there a safe solution?
Will fission nuclear power play a major role in the American power industry during the next 50 years? Whether or not it does will largely depend on whether the federal Department of Energy...
Will EPA Relax Its Mandatory Secondary Treatment Requirement�
In the Clean Water Act of 1977, Congress said that under some circumstances communities discharging to marine waters might not have to provide full secondary treatment. At the present...
How New Jersey is Handling Its Hazardous Wastes
For many years, environmental agencies have paid little attention to how industry manages and disposes of its hazardous wastes. This has been especially true in New Jersey. As a result...
EPA Goes to BAT Against Toxic Industrial Wastewater
Industrial wastewater discharged into municipal sanitary sewers can pass untreated through the treatment plant and into the receiving water. Some industrial wastes can also harm biological...
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