Mall
In order to get its citizens back on its downtown streets after 6 PM, Milwaukee decided to build a mall, combining new buildings along with renovations of existing buildings. The problem...
Building Trends: The View from Houston
Highligts of the major changes in building design and construction over the past decade are presented from a structural engineer's viewpoint. The areas covered include: (1)...
West Coast High-Rise Condo Opts for Ductile Concrete Frame
In the past, the vast majority of high-rise buildings constructed in earthquake prone areas of the West Coast have employed a steel frame. However, recent advances have made it feasible...
Word Processing: Office Personnel's Friend or Foe?
The introduction of word processing centers into the workplace brought about the restructuring of office duties and new demands on workers. Word processing received blame for a variety...
Activated Sludge
A Comparison of Oxygen and Air Systems
The use of pure oxygen in biological wastewater treatment is the only major advance which has occurred in the area of activated sludge treatment since the early 1960's. Furthermore,...
Underpinning with Chemical Grout
During construction of Pittsburgh's new subway, it became necessary to protect the foundations of six downtown buildings. A detailed study of building foundation support options...
Proposition 13: Impact on California Public Works
The effect of proposition 13, which was passed in California in June 1978, has hurt the ability of local governments in the state to raise funds to construct new infrastructure and maintain...
The Transportation Utility
Every property, including undeveloped lands, benefits from access provided by public roads. Funds for maintaining these roads have been squeezed by rising costs and competition from other...
Managing Limited Transportation Resources in Pennsylvania's Department of Transportation
This paper will not describe systems, but rather a management approach which has proved successful in the Pennsylvania Department of Transportation. The following examples illustrate the...
Managing for the Eighties
In a period where fiscal constraints will mandate a new approach to managing limited financial resources, serious consideration must be given to developing new strategic policies relating...
Design of Ships for Ice Environments
A number of feasibility studies have proven the reliability of marine transportation for the Arctic. Current research and development in this field, especially in the USA and Canada, is...
Design of Bridges for Ice Forces
Sources of knowledge on ice forces and ice effects on bridges are listed and discussed briefly. Comments are made on experience of damage by ice and on the influence on bridge costs of...
Rehabbing Historic Buildings
Historic buildings often require structural upgrading before the cosmetics of restoration can be applied. Two case studies are presented here. The Four Seasons Hotel in Seattle required...
Pier Stabilization Eliminates Need to Reconstruct Damaged Bridge
After an ice jam near a six-span bridge restricted normal water passage, the ensueing high velocity water caused underscouring of one of the piers, leaving it ineffective as a bridge support....
Preparation of Equipment for Cold Regions
An overview of equipment required to support arctic construction is presented. Special features which have been incorporated into standard equipment designs are explained. Also presented...
The Civil Engineer and the Decay of America's Infrastructure
With the infrastructure of the United States continuing to deteriorate, the problem becomes who will decide how much to spend in both repairing, maintaining and building new facilities...
Passive Solar and Daylighting Cut Building's Energy Use
The headquarters building for Gulf Mineral Resources Co. near Denver requires about one-quarter of the energy generally used in a new conventional building. A double skin provides a thermal...
Pipelines in Adverse Environments II
State of the art and future trends in pipeline design, construction and maintenance are reviewed. Specific areas addressed include adverse terrain conditions, river crossings-particularly...
Structural Analysis of Light-Frame Subassemblies
Conventional light-frame subassemblies have a long history of good performance. Until recently this performance could not be quantified adequately because of the complex ways in which...
Structural Wood Research
State-of-the-Art and Research Needs
Timber is an abundant and renewable natural resource and its use exceeds all other construction material. Structural wood represents a challenge of vast dimensions and attention to various...
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