Northern Exposure
Traffic growth on a Massachusetts highway leading to New Hampshire called for new lanes and replacement of all of the bridges. Wide medians aided the work; narrow ones complicated matters....

A New Identity
By repairing and relocating steel trusses, replacing deteriorating approach spans, and replacing what, at the time of its construction, was regarded as a daring concrete truss, engineers...

Bridge and Tunnel Security
The American Association of State Highway and Transportation Officials and the Federal Highway Administration recently convened a panel of esteemed researchers and experts in bridge and...

Outside the Box
Employing an innovative design that made construction quick and economical, the box girder structure carrying Highway N-2 over interstate 80 near Grand Island, Nebraska, became the first...

Bridge to the Future
The final component of Thailand's new Outer Bangkok Ring Road, the eight-lane cable-stayed Chao Phraya River Bridge, will not only alleviate Bangkok's notoriously...

Can Those Old Foundations Be Re-Used?

Scour: No. 1 Destroyer of Bridges

Civil Engineering Body of Knowledge for the 21st Century
Preparing the Civil Engineer for the Future
This landmark report outlines broader knowledge, skills and attitudes to be required for future civil engineers. It represents the first-known effort by an engineering discipline to redefine...

Reconstructed With Precision
Rehabilitating a heavily traveled crossing while traffic continues to flow is a complicated endeavor. Add the attention to detail required to preserve the character of a historic 1920's...

Constructing on the Inconstructible
Exhaustive and sophisticated analyses of extremely weak foundation soils coupled with an innovative approach to quay wall design help bring the new shipping terminal under construction...

A Higher Profile
After an extensive inspection revealed severe corrosion to the substructure of a low-lying bridge over salt water in Norfolk, Virginia, engineers devised a retrofit that included vertical...

Observations on Low-Speed Aeroelasticity
A brief history of developments in the field of low-speed aeroelasticity is provided in the context of application to long-span bridge structures. The paper begins with summary of some...

State of the Art of Structural Engineering
The objective of this paper is to provide an overview of the developments in structural engineering that took place during the past century. This overview includes: (1) some of the major...

Atmospheric Corrosion Resistance of Structural Steels
The main objective of this paper is to provide engineers with data on thickness loss of structural steel members resulting from corrosion. To this end, the writers have collected atmospheric...

Fiber-Reinforced Polymer Composites for Construction—State-of-the-Art Review
A concise state-of-the-art survey of fiber-reinforced polymer (also known as fiber-reinforced plastic) composites for construction applications in civil engineering is presented. The paper...

Regal Crossing
The 475 m long, asymmetrical cable-stayed bridge recently constructed in Bangkok at the behest of the king of Thailand features gold-colored stays, a sleek, enclosed deck structure, and...

Holding Up
Now that the redevelopment of the World Trade Center site is under way, the time is right to examine the status of the remaining slurry wall foundation system and consider how future construction...

First of Its Kind
The crossing designed to replace the Pearl Harbor Memorial Bridge, in New Haven, Connecticut, appears to be a cable-stayed bridge with unusually short towers but in fact is an extradosed...

Keeping It Rolling
Thanks to a complex construction staging scheme and a temporary tieback support system, workers were able to rehabilitate an aging rolling lift bridge in Boston....

Island in the Mur
Floating atop an immense pontoon like a shimmering seashell, this elliptical island of steel and glass in the middle of an Austrian river—an inventive, unconventional bridge—was designed...

 

 

 

 

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