Safeguarding Water Utilities
Immediately after the September 11 terrorist attacks, many water and wastewater utilities adopted or expanded security measures. Now with many systems conducting or planning to conduct...
A Dam for a Dam
The General Electric (GE) Dam in Minneapolis, Minnesota, was more than a century old when it began leaking excessively in December 1998. Operations staff for the dam owner�the Minneapolis-based...
In Situ Behavior of Breakwaters in Constantza Port?Romania
In order to build breakwaters, especially in the areas with heavy storms, a special analysis on the several factors is necessary. In addition, surveillance of time behavior of breakwaters...
Protecting the Ports
Increased security concerns are prompting the nation's ports to rethink the design of their points of entry, especially at their terminals. Civil engineers are being called...
Carolina Crossing
The designers of a cable-stayed bridge across the Cooper River in South Carolina incorporated stringent seismic criteria to safeguard against potentially devasting earthquakes....
Natural Progression
Engineers made storm-water detention, wetlands mitigation, and environmental safeguarding part and parcel of an industrial expansion project. Designers have created an inviting front yard...
Non-Destructive Excavating Around Pipelines and Challenging Conditions
Hydrovac technology provides engineers and contractors with a unique solution for non-destructive excavating around sensitive buried lines. As a non-mechanical excavating method, it is...
Rain and Gray Water Reuse Systems: The Hazard of Legionaries Disease
The Legionaries Disease is being more and more diagnosed. This infectious disease occurs when humans come in contact with the aerosol of contaminated water. The body of knowledge is growing...
Intermodal Innovation
A future application of magnetic levitation (maglev) technology could provide motorists with an alternative to congested freeways without requiring them to give up their automobiles. One...
Symptom-Based Reliability of Aging Infrastructure Systems
Ideally, aging infrastructure systems should be monitored for safety and repaired in case of need. Eventually, authors believe that symptom-based reliability will be useful for safety...
Blast Mitigation Research and Technology Transfer
Terrorists continue to use bombs as a weapon of choice. Recent bombings targeted against the United States, such as the World Trade Center, Murrah Federal Building, Khobar Towers, and...
Piece by Piece
The Lions' Gate Suspension Bridge, a landmark structure in Vancouver, British Columbia, marks the entrance to one of the busiest harbors on the west coast of North America....
Life at the End of the Tunnel
Deadly tunnel fires in Europe have raised new concerns about tunnel fire safety around the world. Modifications to structures, mechanical systems, and operating procedures can make new...
Good Vibrations
As advances in material technology and structural efficiency find reflection in structures that are lighter, more slender, and more daring architecturally, design teams must focus more...
The Ethics of Contributions
Whether or not it is ethical for a consulting firm to contribute money to a political campaign or cause depends on the motive. If the purpose is to curry favor with a candidate and gain...
Ethics: A Design Responsibility
The design/build method of project delivery, because it largely removes the client from the quality control and assurance process, can lend itself to unethical behavior on the part of...
Case Closed
In June 1993, a massive sinkhole developed in a surface parking lot of a hotel facility in Georgia. The hole was a result of the soil erosion associated with a failed, 4-meter diameter...
Safety in a Designer's Hands
Although contractors face safety issues every day, engineers and architects have traditionally not addressed construction site safety in project designs. But there are design practices...
AIR-21
The Aviation Investment and Reform Act for the 21st Century (AIR-21) spans a five year period, reauthorizing the Federal Aviation Administration and the Airport Improvement Program (AIP)....
Into the Tunnel
Technological advances in wind tunnel testing and computer-aided design programs are enabling engineers to create taller and more aesthetically interesting buildings than ever before....
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