Effect of Sludge Blend on Dewatering Characteristics
This study compares the performance of high solids centrifuges when processing anaerobically digested and undigested mixture of primary sludge and waste activated sludge, in order to evaluate...
Emissions, Ambient Concentrations, and Potential Health Hazards of VOCs from Wastewater Treatment
Volatile organic compounds (VOCs) are yielded from wastewater treatment. The potential environmental and health hazards imposed by VOCs has only been recently determined. VOC emissions...
Development of a Model for the ABF/AS Process
A modelling approach has been established for the activated biofiltration/activated sludge (ABF/AS) process. This approach indicates that ABF/AS systems can be considered as a variation...
Coping with EPA's Transportation Storm Water Permit
EPA has released NPDES storm water monitoring data from group applicants. This paper will analyze the data to determine which pollutants are present in storm water runoff from transportation...
Estuarine and Coastal Modeling
This volume contains the proceedings of the 3rd International Conference on Estuarine and Coastal Modeling held in Oak Brook, Illinois, September 8-10, 1993. The conference included sessions...
A Thousand Points of Data
Significant cracking was discovered in a multistory parking garage shortly after construction. Was it safe to open? Based on visual inspection, a bridge was down-rated, with potential...
Keeping Up With Computers
As computer hardware and software continue to grow in power and complexity, with new advances announced every day, many engineers wonder how to keep up with the rapid pace of change. When...
Reforming Japan's Public Works
Japan's public works bidding system has traditionally been dominated by money politics and industry collusion, which has served to keep out small Japanese companies as well...
Deep Dig, Tight Squeeze
Since it opened in 1928, the North Station/Boston Garden Complex has secured a firm place in local history. Boston Garden, home of the Bruins hockey and Celtics basketball teams, has been...
Pregame Show
The 1996 Summer Olympics are still two years off, but Atlanta's painstaking preparation is in full swing. One key element is a carefully crafted construction program. The...
Planes, Trains and the Games
Olympics-related construction in Atlanta isn't limited to sports facilities. The city is also gearing up for the 1996 Summer Games by accomplishing some major transportation infrastructure...
Planning and Design Guidelines for Small Craft Harbors
Steam Plant Becomes Biotech Lab.
With its prominent lakefront location and imposing size, Seattle's Lake Union Steam Plant is visible from many parts of the city. For most of this century, the plant's...
Environmental Campus for EPA
Green design, fiscal responsibility and a new Corps of Engineers value engineering program come together in EPA's $240 million new central research campus to be built in North...
Geo-engineering
a Vision for the 21st Century
This report,
Revenue Enhancement for Water and Wastewater Systems
This proceedings,
Spanning the Grand Canyon
Replacement of a bridge across the Grand Canyon challenged engineers to create a design in keeping with the area's beauty, history and protected environment. Their answer...
Fishy Business
Hydroelectric power accounts for about 12% of U.S. electric supply and virtually all the nation's renewable energy capacity. Yet hydro is under increasing attack on environmental...
Jet Grouting Gains
Jet grouting, a soil stabilization technology developed in Europe, was introduced in the U.S. in the early 1980s. Due, in part, to the use of inappropriate equipment, jet grouting got...
Materials for Tomorrow's Infrastructure
A Ten Year Plan for Deploying High Performance Construction Materials and Systems (Technical Report)
Prepared by the Civil Engineering Research Foundation. This report presents a detailed program to transform our nation's infrastructure....
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