Frost Action and Its Control
This state-of-the-art review addresses, in four separate papers, frost heave processes and their control. A review of the fundamental principles of soil freezing and thawing is presented...
LAX Takes Flight for the 1984 Olympics
LAX (the Los Angeles airport) had over two dozen contractors working on site to complete their $700 million improvement plan in time for the Olympics in July. They also came up with several...
The Case of the Bungled Bridge Rehab
Foundation failures and rehabilitations concern the owner, the engineer and the contractor. These parties face liability to one another as well as to third parties. There are contractual...
Engineering Liabilities for Design of a Bridge That Failed During the San Fernando Earthquake
On February 9, 1971, the San Fernando Valley in Southern California experienced a major earthquake. Among the victims were two men who were killed when a bridge connector ramp of a newly...
Seismic Design for Highway Bridge Foundations
This paper focuses on the determination of stiffness characteristics of piles and pile groups. Both battered and vertical pile groups are considered. Recommended methods for determining...
Seismic Considerations for the Century Freeway
The Century freeway (Interstate 105), will be an 18 mile (29 km) long, six-lane facility with 2 central transit/HOV lanes, located in Los Angeles, California. The freeway alignment crosses...
Seismic Design for Sacramento Light Rail Transit System
The Sacramento Light Rail Transit Project is an 18. 5 mile system which provides the trunk line service for an integrated Bus/LRT public transportation system. Seismic design utilized...
Base Isolation Concepts for Seismic Bridge Retrofit
Failures in past earthquakes have indicated three major problem areas with existing bridges. The first is the vulnerability of existing rocker and roller type bearings and this is coupled...
CSMIP Strong-Motion Instrumentation and Records from Transportation Structures?Bridges
Seven transportation structures have been instrumented by the California Strong Motion Instrumentation Program (CSMIP), including four bridges. Records (in excess of 0. 25 g maximum acceleration)...
Bridge
Named Outstanding Civil Engineering Achievement of the Year, the Luling-Destrehan Bridge across the Mississippi River, twelve miles north of New Orleans, has a 1,222 ft. main span that...
Retaining Wall
The foundation of this off-ramp in Manchester, New Hampshire is made up of end-bearing piles and sloping rock anchors�an innovation that is unique to the United States. End bearing piles...
Bascule
The Columbus Drive Bascule Bridge in Chicago is one of the largest bascule bridges in the world with a 270 ft. span and 1l0 ft. width. Four welded steel box girders support each of the...
The New Art of Structural Engineering
Exerpt from
Quantifying Organization Goals in Project Planning
In this paper we develop and demonstrate the application of a goal programming model. It is designed to assist top management to incorporate the goals of an organization in allocating...
Compression Load Tests on Concrete Piles in Alluvium
A series of tests was accomplished during the design phase for the West Seattle Freeway Bridge Replacement project. The results of instrumented compression load tests in alluvial deposits...
New Tools Help Find Flaws
Certain electromagnetic tools for nondestructive evaluation of existing infrastructure, though not widely used, can cut cost and time of identifying flaws in existing infrastructure. Five...
Repairing New York's Historic Bridges
The Brooklyn and Manhattan bridges are just two of New York City's venerable structures that are undergoing rehabilitation. Current work on the Brooklyn involves enlarging...
Infrastructure Research Needs
ASCE and the National Science Foundation sponsored a workshop on infrastructure research needs. Highlights are summarized. It was agreed that far too little money is spent on infrastructure...
Placing of Impermeable Underwater Membranes
An impermeable underwater membrane has been applied successfully in the construction of a lowered road section in the Netherlands. In this paper the construction technique is discussed...
Modeling Multiple Spur Schemes to Control Bank Erosion
A natural consequence of the meandering tendencies characteristic of all streams, is streambank erosion. The problem has taken on particular interest recently, focusing on erosion problems...
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