Phreatic Line and Dynamic Impact in Laboratory Debris Flow Experiments

Using Hydroscience and Hydrotechnical Engineering to Reduce Debris Flow Hazards

Water Works
The largest water pipeline under construction is in Botswana, in Africa. The North/South carrier project is phase one of a three phase program to bring water to this arid country. Letsobogo...

Sustainable Development, Botswana Style
A sustainable development project in Botswana, Africa, collected information on industrial wastes. Sustainable development is defined as development that meets the needs of the present...

Design-Build & Co.: A Brave New World
There are many inherent risks in overseas work. These are made greater by current project delivery methods, such as design/build operate transfer, and build own operate transfer. The author...

Optimal Fiber Optics
Fiber optics, which played a crucial role in reinventing the telecommunications industry, have historically been noted for their potential in other facets of science and technology. Yet,...

A Signature Bridge for Boston (Available only in Structural Engineering Special Issue)
The first hybrid steel and concrete span in America will debut over the Charles River in Boston, carrying ten lanes of interstate traffic and serving as an elegant capstone to the largest...

Braced for Failure (Available only in Structural Engineering Special Issue)
Investigations into the collapse of steel-framed structures often focus on minor, insignificant design flaws, only to ignore the real culprit: inadequate temporary bracing. The collapse...

Full Use of Arching in Deck Slabs (Available only in Structural Engineering Special Issue)
The use of arching concrete deck slabs allows engineers to safely reduce the amount of reinforcement at a significant overall cost savings. Engineers with the Ministry of Transportation...

Effects of Watershed Development and Management on Aquatic Ecosystems
This proceedings, Effects of Watershed Development and Management on Aquatic Ecosystems, comprises papers presented at the Engineering Foundation...

Ground Water
Protection Alternatives and Strategies in the U.S.A.
Prepared by the Task Committee on Ground Water Protection of the Water Resources Engineering Division of ASCE. This report presents general hydrogeologic...

Traffic Congestion and Traffic Safety in the 21st Century
Challenges, Innovations, and Opportunities
This proceedings, Traffic Congestion and Traffic Safety in the 21st Century: Challenges, Innovations, and Opportunities, contains papers presented...

Denver Airport's Soft Landing
The Denver International Airport and its constructors had to move a lot of earth to make the heavens run so smoothly. For their efforts, they garnered this year's Outstanding...

Road to the Future
Construction of the San Joaquin Hills Transportation Corridor, winner of the 1997 ASCE Outstanding Civil Engineering Award of Merit, resulted in one of the most successful public/private...

Above Par Storm-Water Management
Storm water treatment wetlands like the one on a golf course adjacent to Alabama's Mobile Bay are only marginally more expensive to construct than wet ponds, but offer distinct...

Taking in the River
As dams across the country age, so do their intake gates, and testing them requires dewatering. To meet the challenge of dewatering these structures without upsetting sensitive aquatic...

Newport News: Brackish Water Gets Fresh
Rapid growth was straining freshwater supplies in Newport News, Virginia. Studies showed Newport News Waterworks that they could be facing a 30 mgd deficit by 2040 and ran a 50% chance...

Fathoming the Strength of Structures
More and more, the owners of bridges and piers are budgeting rehabilitations based on inspections done underneath the waterline. Increasingly, they want the underwater inspectors to be...

Putting the Wraps on Quakes
With bridges deteriorating all over the country at an alarming rate, state DOTs are searching for cost-effective retrofit solutions that will protect our aging bridge inventory from seismic...

The Evolution of Geosynthetics
Although the geosynthetics industry only began in the 1960s, it roots can be traced to the earliest humans. Soil stabilization, soil reinforcement, liquid drainage and leak proof barrier...

 

 

 

 

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