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

Holding Steady
The San Diego�Coronado Bay Bridge is an unmistakable landmark that frames the skyline of downtown San Diego, providing a vital link between the mainland and the Coronado peninsula. The...

Sharp Curves
In Madison, Mississippi, just north of Jackson on Interstate 55, a diamond interchange with State Route 463 has become a bottleneck for commuters and local motorists. But the typical solution�a...

Competitive Edge
A new design system called the simplified economical bridge design (SEBD) makes steel cost-competitive with concrete for short- and medium-span bridges for the first time. In fact, a comparative...

Composites Enhance Timber Bridges
Two relatively new technologies are available for reinforcing or strengthening timber bridges with fiber-reinforced polymers (FRPs). The first consists in reinforcing the tension side...

Extended Life Span
The Harlem River Lift Span�part of New York City's Triborough Bridge System�was the largest vertical span in the country at the time of its construction in 1936. The lift...

High-Tech Inspection
The Federal Highway Administration's National Bridge Inspection Program requires the states to report the condition of its bridges as determined by visual inspection, and...

Native American Imprint
Following a design phase of more than four years, construction has finally begun on the Smithsonian Institution's National Museum of the American Indian, which will occupy...

Big Screen Debut
The Glenn-Colusa Irrigation District (GCID) encompasses nearly 150,000 acres (60,700 ha) of prime agricultural land in California's Sacramento Valley, generally considered...

Gujarat (Kutch) India M7.7 earthquake of January 26, 2001 and Napa M5.2 earthquake of Sept. 3, 2000
Prepared by the Earthquake Investigation Committee of the Technical Council on Lifeline Earthquake Engineering of ASCE. This TCLEE Monograph describes...

Closing the Gap
In 1944 Congress authorized construction of the Foothills Parkway, a 116 km highway through the Tennessee mountains along the northwestern edge of Great Smoky Mountains National Park....

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...

Parkway Payoff
A massive cast-in-place segmental bridge over the James River is the most noticeable part of the $325 million Route 895 toll road project in Richmond, Virginia, but the most innovative...

The Transportation Connection
The story of a project as immense as the Port of Los Angeles Pier 400 construction has more than a few subplots, one of which is most certainly the design and construction of the Transportation...

Raising the Bar of BART
Although it was originally designed to withstand a strong earthquake, and did so admirably in 1989, the Bay Area Transit (BART) system was recently evaluated to determine its ability to...

Evaluation of the CON/SPAN Wingwall System
This evaluation was performed on CON/SPAN Wingwalls, precast concrete end walls for the CON/SPAN Bridge System developed, designed, and supplied by CON/SPAN Bridge System, Inc....

Calendar: Bridges 2002 Calendar
Featured bridges are: Ironworkers Memorial Bridge (Canada); Deception Pass Bridge (WA); Seohae Grand Bridge (South Korea); Brooklyn Bridge (NY); Clark Memorial Bridge (KY); London.s Tower...

Guidelines for Inspection and Monitoring of In-Service Penstocks
This volume provides a guide to information and engineering techniques for inspection and monitoring of in-service penstocks. This guide covers penstocks constructed of steel, concrete,...

Safeguarding Bixby Bridge
The two-lane arch bridge over Bixby Creek�in Big Sur, California�reflects the Art Deco style popular in the early 1930s, when the crossing was built. Its slender deck and arch ribs appear...

The Shape of Things to Come
High-performance steel (HPS) offers improved toughness and durability for bridge construction. This article presents several innovative concepts for HPS structural systems�including I-girders...

 

 

 

 

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