The Chernobyl Problem
When the infamous accident at the Chernobyl Nuclear Power Plant occurred in April 1986—a catastrophe that involved an explosion that blew off the top of one of the plant's...

Dissecting the Collapses
The September 11 terrorist attacks on the World Trade Center horrified the civilized world. An estimated 2,830 human lives were extinguished by these attacks. In the aftermath of the events,...

Comparison of Hydrodynamic Parameters for a Floating Breakwater
The U. S. Army Engineer Research and Development Center is in the process of developing a Rapidly Installed Breakwater System (RIBS) for use in Joint Logistics Over the Shore Operations...

In Situ Behavior of Breakwaters in Constantza Port—Romania
In order to build breakwaters, especially in the areas with heavy storms, a special analysis on the several factors is necessary. In addition, surveillance of time behavior of breakwaters...

Montioring and Modeling of Tandem Breakwater System at Hammond, IN
A tandem breakwater system was constructed in 1989-90 to provide protection for a large marina at Hammond, IN, at the south end of Lake Michigan. A five year monitoring program (1993-98),...

Design and Construction of the Pier J Breakwaters at the Port of Long Beach, California
Several different alternatives to mitigate surge activity were investigated. The most acceptable solution was a pair of new breakwaters that altered the basin geometry to change the basin...

Construction Factors and Monitoring Methods Relating to the Performance of Ventura Breakwater Core Loc Repair
In 1999 the Los Angeles District of the U.S. Army Corps of Engineers (USACE) repaired the north Ventura breakwater head. The head was rebuilt using 2-ton underlayer stone armored with...

St. George Habor—Berm Breakwater Construction Considerations
During the period 1984-1987 three berm breakwaters with a total length of approximately 800 meters were constructed at St. George Harbor on St. George Island in the Pribil of Chain of...

Applications of Multibeam Echo Sounding with Topographic Mapping for Monitoring of Rubble Mound Breakwaters
Analysis of data from the breakwater monitoring program indicates the integration of multibeam survey capability with the increased accuracy of OTF DGPS positioning and advanced data management...

Strength from Within
After decades of being continuously struck by rockfalls and wayward vehicles, Knapps Hill Tunnel—a highway structure built in 1936 and located on state Route 97A in central Washington...

An Arbor for Art
The new $50-million, 153,000 sq ft (14,200 m²) building for the Modern Art Museum of Fort Worth will provide the museum with more than five times its current gallery space. The design...

Repeat Performance
Working with a budget of $10 million, engineers designing a new high-rise residential structure in New York City had to find creative ways to control costs. One budget-saving idea was...

Act of Triumph
The dramatic, crescent-shaped fabric roof of the soccer stadium built on the Korean island of Cheju for this year's World Cup proved to be the structure's most...

Training Grounds
A state-of-the-art training facility at a Texas community college is ready to train fire and rescue personnel to cope with disasters ranging from fuel fires and floods to collapsing structures...

Saving Saluda
One of the largest roller-compacted-concrete berms in the United States will stand sentinel in case South Carolina's Saluda Dam undergoes liquifaction in response to strong...

Non-Destructive Excavating Around Pipelines and Challenging Conditions
Hydrovac technology provides engineers and contractors with a unique solution for non-destructive excavating around sensitive buried lines. As a non-mechanical excavating method, it is...

Economic Restoration of Concrete Infrastructure at Jefferson Parish, Louisiana
United States municipalities are spending hundreds of millions of dollars annually tore place and repair corroded concrete infrastructures in wastewater systems. Structures such as wet...

Unlocking the Mystery of Cathodic Protection for Water Systems
This paper explores corrosion and its prevention through the use of cathodic protection. It defines the principles of cathodic protection and explains in a simplified way how cathodic...

Piece by Piece
The Lions' Gate Suspension Bridge, a landmark structure in Vancouver, British Columbia, marks the entrance to one of the busiest harbors on the west coast of North America....

Life at the End of the Tunnel
Deadly tunnel fires in Europe have raised new concerns about tunnel fire safety around the world. Modifications to structures, mechanical systems, and operating procedures can make new...

 

 

 

 

Return to search