Hannibal Hydroelectric Project Ecological Concerns
In January, 1983 the City of New Martinsville, West Virginia filed a license application with the Federal Energy Regulatory Commission (FERC) to construct and operate a 34 MW hydroelectric...
Building on Air
Copley Place, a $500 million hotel/retail/office/residential complex, was built on air rights over the Massachusetts Turnpike and an adjacent railroad in Boston. Two hotels occupy land...
A Standard for the Measurement of Oxygen Transfer in Clean Water
This standard was developed to measure the rate of oxygen transfer from diffused gas and mechanical oxygenation devices to water. The standard is applicable to laboratory scale oxygenation...
Activated Sludge
A Comparison of Oxygen and Air Systems
The use of pure oxygen in biological wastewater treatment is the only major advance which has occurred in the area of activated sludge treatment since the early 1960's. Furthermore,...
Structural Analysis of Light-Frame Subassemblies
Conventional light-frame subassemblies have a long history of good performance. Until recently this performance could not be quantified adequately because of the complex ways in which...
Notched Trusses Give Low-Cost Conversion of Hangars for Jumbo Jets
Physically notching the structural members in a hangar roof solved the problem of moving new DC-10 aircraft into and out of maintenance hangars built for smaller, earlier-generation commercial...
Municipal Wastewater Treatment Plant Pioneers in Conservation Approach
One way to save fuel costs in sewage treatment plants is to use methane gas produced during sludge digestion as fuel. Cleveland's Southerly Wastewater Treatment Plant, however,...
Symposium on Reaeration Research
Proceedings of the Hydraulics Division Specialty Conference, held in Gatlinburg, Tennessee, October 28-30, 1975. Sponsored by the Hydraulics Division of the American Society of Civil Engineers....
New Orleans Grows on Deep Piles
In the New Orleans area, tall buildings must be supported by piles extending at least into the preconsolidated clays at -150-ft (-46-m) or so. Settlement is much too severe and uneven...
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