IZMIT (Kocaeli), Turkey, Earthquake of August 17, 1999, including Duzce Earthquake of November 12, 1999
Lifeline Performance
Prepared by the Earthquake Investigation Committee of the Technical Council of Lifeline Earthquake Engineering of ASCE. On August 17, 1999, the Izmit...
Saving the Williamsburg Bridge
The Williamsburg Bridge, which has connected Brooklyn to Manhattan for more than 97 years, is midway through an ambitious 14-year, $800-million reconstruction that will save the venerable...
Rapid Expansion
Dallas Area Rapid Transit (DART) is undertaking an ambitious light-rail expansion program. It already operates a 20 mi (32 km) light-rail starter system in the city of Dallas. Under construction...
Chi-Chi, Taiwan, Earthquake of September 21, 1999
Lifeline Performance
Prepared by the Technical Council on Lifeline Earthquake Engineering of ASCE. On September 21, 1999, central Taiwan was struck by a devastating earthquake...
Producing and Maintaining an Online Manual
Most of us interact with computers on a daily basis. Every facet of our society uses computers to monitor and control plant processes. Documentation and training materials are produced...
Rebuilding a Railroad Bridge
The Peck Movable Bridge and Bridgeport Viaduct is a four-track crossing in Connecticut that serves three rail lines. The 1904 bridge had deteriorated, causing a kink that forced trains...
Holding the Advantage
Small firms are constantly under a number of business pressures, and competing for qualified engineers with both large and small engineering firms is just one more challenge to contend...
The Arch Bridge Mystery
For some years, concrete from the Manayunk Bridge�a long-idle, spandrel-arch railroad bridge in Philadelphia�had been spalling toward the streets and river below. While a system of nets...
Seattle Solutions
Many of Seattle's most important bridges are vulnerable to serious damage if a much-anticipated big earthquake hits. A city-wide study designated lifeline structures for retrofitting,...
Calendar: Bridges 2000 Calendar
Featured bridges are: Mill Creek Park Suspension Bridge (OH); Coos Bay (McCullough Memorial) Bridge (OR); Gothic Arch (NY); Bidwell Bar Suspension Bridge (CA); Plaza de Espana (Spain);...
A Merger Manual
Mergers and acquisition business deals continue to proliferate in the consulting engineer and construction industry. There are many important issues on both sides of the table, and the...
Putting Polystyrene to Work
Geofoam, the generic name for block or low density cellular plastic foam solids used in geotechnical applications, has low density and good insulation properties, which makes it well suited...
Rebuilding History
Deterioration of the second-oldest multiple-arch masonry viaduct in the country�in Canton, Mass.�threatened its ability to continue carrying Amtrak's Northeast Corridor trains,...
Riding the Rail
Spurred by decaying or overcrowded roads, communities across the U.S. are planning, building or renovating light rail, freight rail and high speed rail systems. The rail boom, funded in...
Bridge Within a Bridge
A multinational consortium retrofitted the Tagus River suspension bridge in Lisbon, Portugal. The retrofit included widening the roadway deck from five to six lanes, installing a railroad...
Crane Safety on Construction Sites
A Bridge Along the Same Lines
Engineers in Tennessee were recently charged with building a new viaduct in an old profile, while at the same time keeping headroom for the trains and keeping off the neighbors'...
Bridge Bashing
Ships can be dangerous to bridges. Collisions are increasing and costs are considerable. There are ways to reduce the risks, but these cost money, too. A 1993 vessel collision with and...
BART on a Roll
The San Francisco Bay Area Rapid Transit District (BART) opened its Pittsburg/Bay Point Station ahead of schedule, and now the district sets to work on an ambitious 14-mi rail system extension...
Catchy Culverts
Franklin County, Ohio, installed box culverts in Norman Ditch to prevent flooding of surrounding homes, streets and sewer lines after heavy storms. The design team, given tight deadlines...
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