State-of-the-Art Report on Air-Supported Structures
A structure with a structural system which is dependent on pressurization, either positive or negative, is termed a pressure preloaded structure. Most pressure preloaded structures intended...

First Annual National Conference on Recreation Planning and Development
Recreation planning and development is a multi-disciplined field involving engineers, planners, landscape architects, structural architects and other specialists active or interested in...

Tradition and Innovation in Water Use and Reclamation
Of all the arts of food production, none is older or more important than irrigation. Historical and archaeological findings show that irrigation played a major role in the development...

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...

EPA Proposes Far-Reaching Regulations for Reducing Synthetic Organics in Drinking Water
In late January, 1978, EPA proposed far-reaching regulations for reducing synthetic organic chemicals in drinking water, bringing about the most sweeping changes in the water-treatment...

Stadium Seats Slide on Water
In Denver, a unique 21,000 seat, 9-million pound movable stand is used to convert the Denver Mile High Stadium from baseball to football or soccer. The stands are lifted and move on 163-forty...

Water Industry Fighting EPA's Drinking Water Regulations
With few exceptions, most of the nation's drinking-water utilities are strongly opposed to many provisions of EPA's proposed regulations for reducing the levels...

On Getting Foreign Jobs: Does Uncle Sam Help or Hinder
With his broad overview of the Washington scene, CIVIL ENGINEERING's Gene Halmos sought to get a reading on whether the U.S. government helps or hinders this country's...

NYC Garment Industry
For decades, New York City's most important industry has been garment manufacturing. Traditionally, it had been a major source of entry level jobs for recent immigrants to...

Making of Modern Metropolis
The period between World War II and 1970 has been called the era of the exploding metropolis. Behind this exodus of people from the central city to the suburbs: prosperity of workers;...

Financial Bind of U.S. Older Cities
Among the key factors throwing the finances in many older American cities into disarray: substantial losses in population, industry, and business; swollen municipal expenditures; expanding...

Coping with City Shrinkage
Sooner or later, many of the older cities of the U.S. are going to have to face up to the fact their population and economic bases are shrinking. Many cities continue to display an easy...

EPA Launches Program to Control Hazardous Wastes
In January 1979, the federal Environmental Protection Agency will issue its long awaited guidelines on the control of hazardous wastes. These guidelines will propose a so-called manifest...

Applied Techniques for Cold Environments
The proceeding papers cover practical applications of engineering principles to the solution of real world cold regions engineering problems. The book was organized into four major categories:...

Alternatives to End-of-Pipe Treatment
End-of-pipe treatment must be replaced by innovative, in-process changes if industrial plants are to creatively meet the upcoming 1983 EPA pollution control requirements. By-product recovery,...

Waste Clearinghouse Promotes Recycling Efforts
Industrial waste management has emerged as a major problem for all industrial nations. The EPA recently estimated that approximately 260,000,000 dry tons of waste materials are generated...

The Hackensack Meadowlands Project
The Hackensack Meadowlands Project, which includes a stadium and a racetrack, has reclaimed from the ravages of man and nature a portion of an undevelopable marshland that is larger than...

Cleaning Up the Coal Industry
The idea of unleashing coal draglines and continuous mining on the U.S. countryside is an unsettling one to many conservationists. Generally, the coal industry has only done as much as...

Fabric Roofs Feel the Pressure
Plastic-coated fabric roofs have been growing in popularity with uses ranging from covering a football stadium in Michigan to housing satellite-tracking stations. Article takes a look...

502-ft Diameter Laminated-Timber Dome Provides Fast, Low-Cost Cover for Arizona Stadium
Varex Dome, a 502-ft diameter engineering marveel of glue laminated timber, was built in record six months erection time. This dome shell structure forms both walls and roof for the new...

 

 

 

 

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