Calibration of Jackup Leg Foundation Model Using Full-Scale Structural Measurements
The fitness of jack-up rigs to operate in varying water depths and weather conditions is determined by "site-specific" structural assessments. These assessments are conducted by a wide range of companies...

Diving Into Engineering
When the underwater portions of a bridge or waterfront facility need to be inspected, the right person for the job is often an engineer diver, a specially trained professional who understands load paths...

Attractive Alternative
The Lewis and Clark Bridge, an elegant cable-stayed bridge with diamond-shaped towers, connects highways in Indiana and Kentucky that had long been truncated and provides a clear alternative for interstate...

Value Engineering Shaves Years and $1.8 Billion from Ohio River Bridges Project (part of "Attractive Alternative")
A value engineering process for the Ohio River Bridges Project, of which the Lewis and Clark Bridge is just one part, saved more than $1.8 billion and shaved nine years from earlier estimates....

Pedestrian, Cyclist Bridge in Utrecht Crosses School Roof and Canal

Big River Crossing
The Harahan Bridge, a double-track railroad bridge built in 1916, spans the Mississippi River between Memphis, Tennessee, and West Memphis, Arkansas. A century later, one of the former wagonways on the...

Parallel Line
The Manahawkin Bay Bridge carries Route 72 from the mainland of Ocean County, New Jersey, to the seaside destination of Long Beach Island. Since the route is the only vehicular link to the island, the...

Synchronized Swinging
Very much in keeping with its setting, the new north bridge on Florida’s Boca Grande Causeway, like its predecessor, spans the Gulf Intracoastal Waterway. Constructing the new bridge’s swing span presented...

The Ups and Downs of Drone Inspections
Minnesota recently completed a trial using unmanned aircraft systems to inspect bridges. They found that the drones have their advantages—and disadvantages....

World’s Longest Pedestrian Bridge Opens in Switzerland

Bridge Inspections Come of Age
Arising from the tragic collapse of a West Virginia bridge 50 years ago this month, the National Bridge Inspection Program has helped keep bridges in the United States safe for motorists for decades. The...

A Pioneering Structure: The Eads Bridge
Though he was not trained as an engineer, James Buchanan Eads had the vision and will to design one of the great bridges of the 19th century. The Eads Bridge, spanning the Mississippi River at St. Louis,...

Built from Below
The $95-million effort to first widen and then replace the 1,315 ft long Fox River Bridge, in Elgin, Illinois, faced myriad obstacles, including the need to avoid causing traffic delays on a busy stretch...

From Disaster to Prevention: The Silver Bridge
The 1967 collapse of the Silver Bridge, which connected West Virginia to Ohio, killed 46 people and led to the creation of a nationwide, standardized bridge inspection program....

Offshore Technology in Civil Engineering
Hall of Fame Papers: Volume 11
Prepared by the Program Committee of the Offshore Technology Conference of the Coasts, Oceans, Ports, and Rivers Institute of ASCE<\p>Offshore Technology...

Translating the Language of Soils: Developing a Soil Classification System for International Engineering Projects
Soil classification systems are used to help predict soil behavior and provide information to farmers, engineers, builders, agricultural extension agents, homeowners, community planners, and government...

Highway Retaining Walls are Assets: A Risk-Based Approach for Managing Them
Throughout history, retaining walls (RWs) have served a vital role in supporting civil infrastructure. The ruins of dry stone walls that purportedly supported the hills and slopes of ancient Rome can be...

Foundation Reuse and Enhancement: A Viable Option for Bridge Widening and Replacement Projects
The transportation system in the U.S. includes over 607,000 bridges for grade separations, interchange configurations, and stream crossings. As governmental entities embark on the rehabilitation and rebuilding...

What Does the Case Law Say? Geotechnical Risk on Design-Build Projects
The growth of design-build (DB) contracting, particularly on public-sector civil projects, has generated a great deal of industry discussion over the age-old question of who should bear the risk of unforeseen...

A History of Deep Vibratory Methods for Ground Improvement
A Cost-Effective Foundation Solution for 80+ Years
Deep vibratory ground improvement methods, collectively referred to as vibro systems, have been utilized by the construction community in one form or another for the past 80 years. Development of the equipment,...

 

 

 

 

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