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...
Timber!
For engineers accustomed to working with steel, using large wood beams in structural applications can be an unusual experience. Three Midwestern construction projects�a nature center,...
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...
Advances in Structural Optimization
A compilation of twenty papers,
Building to Last
This proceedings,
Bump At the End of the Bridge
Interface bumps between bridge abutments and embankments increase risk and add over $100 million to maintenance expenses every year. New research reveals effective ways to deal with the...
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...
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 Outstanding Others
The article presents a pictorial overview of the 26 nominees for the 1997 Outstanding Civil Engineering Achievement (OCEA) awards. The projects�the most ever to compete for the prize�represented...
Swedish Success
Constructing the Hoga Kusten Bridge in northern Sweden, which features the seventh-longest main span of any suspension bridge in the world, was a complex task made more difficult by the...
On Scour's Frontier
Combing both computer and physical model studies, engineers attempted to assess the scour of a new North Carolina bridge that will bear the brunt of the East coast's worst...
A Bridge for the 21st Century
The authors write about the cable spinning process used in the Great Belt East Bridge project in Denmark. The bridge, when completed, will be the largest suspension bridge in the world....
New Uses for Old Bridges
As historic bridges age, they are often rendered useless by modern load requirements and codes. Many had been abandoned or demolished. In 1991, however, the ISTEA created new provisions...
Scandinavia's International Connection (Available only in Structural Engineering Special Issue)
The 7.8-km-long cable-stayed �resund Bridge, the centerpiece of the first road and rail link between Scandinavia and Europe, is the third and final link of the 15.8 km Oresund Link. The...
Florida's Big Bellies
FPL designed and installed double reverse tapered poles, affectionately called big belly because the width gradually increases toward the middle and narrows at both ends. The poles replace...
Historic Downtown Dilemma (Available only in Structural Engineering special issue)
Many older commercial masonry buildings built of locally quarried stone or fired brick in downtown areas suffer from roof leaks. Because a studwall cavity often is located between the...
Grand Gusset Failure
In May 1996, structural failure forced the closure of twin 850 ft long arched truss bridges, each carrying two lanes of interstate traffic over the Grand River, 30 mi east of Cleveland....
Calendar: Bridges 1998 Calendar
Featured bridges are: C&O R.R./Lafayette Street Underpass Bridge (VA); Clear Creek Bridge (UT); Stoneman Bridge (CA); Marble Fort Bridge (CA); Rocky Mountain Viaduct (VA); Smokemont...
Turnback Project Moves Ahead
The $202 million Muni Metro Turnback (MMT) Project, scheduled for completion in September 1996, includes an 840 ft section consisting of twin steel-lined tunnels that connects to the Embarcadero...
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