Up into the Sky
What is the future of the skyscraper? The events of September 11 have sparked numerous questions regarding the history and future of tall buildings in America, and before the World Trade...

MAX Transit
Two expansions to the Metropolitan Area Express (MAX) light-rail transit system in Portland, Oregon, illustrate the value of exemplary planning and creative financing. The Airport MAX...

Rising Tide
In an effort to accommodate a new light-rail system in New Jersey between Camden and Trenton, the state's Department of Transportation began the formidable task of enhancing...

Preserving Pisa's Treasure
Pisa's bell tower, a prime example of Romanesque architecture, would be renowned even if it did not lean. Construction of the tower began in 1173 and was not completed until...

Metamorphosis
Ranked as one of the 15 tallest buildings in New York, the headquarters of the Bear Stearns Companies, Inc., is a 45-story skyscraper that is 815 ft (248 m) tall. Replacing an existing...

Twin Crossings
The Hungerford Bridge actually comprises twin pedestrian bridges that are being constructed on either side of an operational 19th century railway bridge over the River Thames in London....

Advances in Buoy Technology for Wind/Wave Data Collection and Analysis
Considerable advances have been made recently to reduce the cost of gathering meteorological and oceanographic data from coastal waters, especially for meteorological and oceanographic...

Repeat Performance
Working with a budget of $10 million, engineers designing a new high-rise residential structure in New York City had to find creative ways to control costs. One budget-saving idea was...

Emphasis on Aesthetics
Architects and structural engineers joined forces to create a large, visually appealing chilled-water plant for high-profile site near the southern gateway to the University of Pennsylvania....

Ahead of the Curve
Four curved steel girder bridges for Pittsburgh's light-rail project posed challenges ranging from multiple site constraints to special rail loads and welded rail interactions....

The Train Lane
With the elimination of more than 200 at-grate roadway crossings, the Alameda Corridor - $2.4-billion rail cargo expressway in Los Angeles - will carry 100 freight trains in and out of...

Application of a SonTek Argonaut Side-Looking (SL) Doppler Flow Meter for Measuring Discharge on the Southern Leg of the Parana' River at the Entrance to the Itaipu Binacional Reservoir, Parana', Brasil
Index-velocity and water level data collected with a SonTek Argonaut Side-Looking (SL) Doppler Flow Meter and channel cross-sectional area data were used to compute total discharge on...

Precautions for Pitfalls and Pratfalls
While the team approach is neither fragile nor risky, there are some times and places where pitfalls may exist and precautions should be taken. In many cases, these pitfalls and precautions...

The Pentagon Project
The renovation of the Pentagon, now under way, is one of the most ambitious, complex, and challenging construction undertakings in contemporary history. It entails the equivalent of demolishing...

Speeding Across Spain
Spain is extending its high-speed rail system—the Alta Velocidad Española (AVE)—to include a line running from Madrid to Lleida, with stops in Guadalajara and Zaragoza. The line will extend...

Fast Forward
Under the aegis of the French government, the Société Nationale des Chemins de Fer Français (French National Railway Society), or SNCF, has built two new bridges, each approximately 1,100...

Application of Artificial Neural Networks for Ungauged Catchments Flood Prediction
The prediction of floods with acceptable accuracy is the most important step in designing flood control structures and operating flood damage mitigation projects. It is more difficult...

Outstanding Civil Engineering Achievement Award and Award of Merit for 2001
The outstanding civil engineering achievement award (OCEA) recognizes civil engineering projects that contribute to community well-being, demonstrate resourcefulness in planning and solving...

Turning with the Wind
A 125-m high tower built at the site of the Glasgow Science Center in the United Kingdom required some innovative design methods. To reduce the aerodynamic effects imposed on the slender...

Towering Achievement
A new headquarters complex being constructed for Goldman Sachs in New York City will rise where a Colgate factory once stood. The complex will incude a high-rise main building, a mixed-use...

 

 

 

 

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