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....
Trouble Shooting ChemicaLly Resistant Masonry
This paper is a series of case histories showing specifically how lack of understanding of the nature of the materials and their proper uses has caused failure in design, specification,...
Emerging High Performance Structural Plastic Technology
Structural plastics have forced their growth by better performance over conventional materials in hostile environments. Demand by industry for increased life of process equipment and structures...
Spilled Petroleum Recovered from Atop Water Table
An undetected oil spill endangered the Mississippi Aquifer and the people who lived nearby. A thorough engineering analysis determined a solution. A containment procedure and recovery...
San Francisco Convention Center Goes Underground
The Moscone Convention Center, built at a construction cost of �126 million, opened its doors to an admiring public on December 2, 1981. The Center's grand exhibit hall, 90...
Chemical Spill Cleanup Named Project of the Year
A 1978 hazardous-waste spill in Michigan has been cleaned up so successfully that the American Consulting Engineers Council named it the 1982 project of the year. Here is how the railroad...
Does Landfill Leachate Make Clay Liners More Permeable?
Most environmental regulations require that clay liners exhibit permeabilities less than 1 x 10/u-7 cm/sec. While permeability is typically determined...
Risk Analysis: Is EPA Changing the Rules?
Recent actions by EPA seem to indicate a departure from past practices in health risk assessment. In the past, findings that a substance is an animal carcinogen have usually led to regulatory...
Underground Plastic Pipe
Thirty-nine of the papers presented at the 1981 International Conference on Underground Plastic Pipe are included. The types of pipes examined include: thermoplastics, thermosetting plastic...
Water Forum '81
One hundred seventy-one papers that were part of the American Society of Civil Engineer's 1981 specialty conference on water issues are included. The publication is presented...
Dynamic Consolidation - Dramatic Way to Strengthen Soil
The dynamic consolidation technique consists basically of dropping a heavy pounder of up to 4 x 104 kg from a height varying between 50 to 148 ft....
Design and Construction of World's Tallest Free-standing Fiberglass Stack
The design, fabrication and erection procedures are discussed for a 170-ft free-standing fiberglass reinforced plastic exhaust stack-scrubber system. Advantages and disadvantages in the...
General Principles for the Stability Design of Metal Structures
The Structural Stability Research Council (SSRC) Technical Memorandum No. 5 is explored; this memorandum includes the general principles that form the bases of various SSRC recommended...
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,...
ASTM�Number One in Consensus Standards
The biggest of the private standards writing organizations, the American Society for Testing and Materials is profiled. Originally a writer of materials specifications, ASTM has grown...
Wicks, Fabrics and Sawdust Overcome Thick Mud
A new Dumbarton bridge is replacing the original which was built in 1927 to cross San Francisco Bay at its southern end. The bridge approaches are constructed on top of salt ponds, with...
A Probability-Based Load Criterion for Structural Design
Load factors and load combinations are explored which are compatible with the loads in the proposed 1981 revision of American National Standard A58 (Minimum Design Loads for Buildings...
Structural Plastics for the 80s
Engineers in non-civil fields have been using more and more light-weight, high-strength structural plastics and plastic composites every year, but civil engineers have barely begun to...
Swiss Bridge Design Spans Time and Distance
Having long played crucial roles in Switzerlands history, modern bridges there now lead technical innovation in design and construction. Two recently completed Swiss Bridges bridges of...
Mix Design Formulas for Recycled Hot-Asphalt Plant Mixtures
The design of recycled asphalt paving mixtures is compounded by the amount of asphalt and its properties in the reclaimed asphalt pavement. Formulas are presented for proportioning the...
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