World's First All-Rollcrete Dam
Willow Creek Dam in Oregon will be the world's first concrete gravity dam designed specifically for and exclusively by roller compaction methods. The average in-place cost...
Behind the Sines, Protugal Breakwater Failure
This article highlights a report on the possible causes of failure of the massive, $178 million breakwater at Sines, Portugal. This was the largest breakwater of its kind in the world....
Fiber-Reinforced Concrete Proves Worth for Airport Pavements
Laboratory and field tests indicate that fiber-reinforced concrete has higher flexural and tensile strength, higher impact resistance, and improved resistance to spalling and joint deterioration...
Steel Cable-Stayed Bridges: Can They Compete in the U.S.?
During the past decade, concrete bridge designs have been winning more bids for contracts than steel cable-stayed bridges. Reasons for this trend are examined. A brief evolution of bridge...
Olmos Dam Modifications
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State-of-the-Art Report on Finite Element Analysis of Reinforced Concrete
This comprehensive state-of-the-art report contains a summary of the special features of finite element analysis applied to reinforced concrete, including: constitutive relationships,...
For Office Buildings: Long Span Concrete Slabs
A survey of 36 office buildings in the United States and Canada featuring long span concrete slabs showed concrete is a technically feasible and cost effective material for office structures....
What Type of Sewer Pipe is Best? Life-cycle Cost Analysis Yields Answer
In the past, many engineers have selected the type of sewer pipe for a particular project based mainly on a comparison of initial costs of concrete, steel, and other types of pipes. This...
Fiber Reinforced Concrete
In the past 10 years or so, concrete reinforced with fibers one or two inches long has begun to be used, first on a demonstration and experimental basis, then in major everyday applications....
Shanghai Tunnel Projects Spur Construction Innovations
Since underground construction in soft ground is newly developed in Shanghai, there is little experience there as compared to what is known for specific sites in other countires. Well...
Protecting Post-Tensioning Tendons in Concrete Structures
Patterns of corrosion problems related to tendon systems are analyzed based on the author's experience in evaluating over 50 corrosion related performance problems in prestressed...
Compression Rings Support Deep Cut
The plans for building the Cuyahoga Valley Interceptor Lift Station in Cleveland, Ohio, called for 126 ft. (38.4 m) by 105 ft. (32 m) construction, some 80 ft. (24.4 m) below grade. Bracing...
Recent Development in Geotechnical Engineering for Hydro Projects
Eleven of the papers presented at three sessions of the ASCE Geotechnical Engineering Division at the 1981 International Convention are included. The papers are divided into two subjects:...
Why Bother with Historic Preservation�
Two case histories are examined regarding old dams that were preserved because of their historic importance, as well as their practical use. One example concerns a dam that was exposed...
Improving the Civil Engineering Profession: Essay Contest Winners
In the October, 1980 issue, Civil Engineering�ASCE announced an essay contest on the following questions: How can the civil engineering profession be improved? How can civil engineering...
Sulfer Extended Asphalt
Since the 1973 oil embargo, the Federal Highway Administration has researched and promoted the experimental use of a new pavement binder, sulfur-extended asphalt (SEA). In SEA paving mixes,...
Eden's Expressway Reconstruction: Model for Future Highway Rehabs
In the future, increasing miles of our interstate highways will have to be refurbished. Highway engineers may find some useful insights from the way the Illinois Division of Highways recently...
Luxury Hotel Features New York's First 8,000-psi Concrete
Designers of New York's $100-million Helmsley Palace Hotel realized significant economies by the use of high-strength concrete to replace structural steel and reduce column...
Rehab or Replace? Foundation Testing Provides the Answer
A $15 million, multidisciplinary testing program was undertaken to determine the least expensive methods of rehabilitating Locks and Dam No. 26 on the Mississippi River. The Problems were...
Geotechnical Research Needs
A National Science Foundation-ASCE workshop on research needs looked at, among other subfields, geotechnical engineering. The study identified a number of research needs�based on society's...
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