Ontario Writes New Bridge Code
In 1976, Ontario's Ministry of Transportation and Communications decided to write its own bridge design code, breaking away from the AASHTO code, because: (1)It wanted a metric...

The Personalized System of Instruction: Death Knell for the Lecture�
In most universities, teaching methods have not changed substantially since the invention of the printing press 500 years ago. Yet in recent years, some engineering schools have shown...

Washington METRO: A People's Eye View
Much has been written about the technical aspects of this 101 mile, 86 station system. But as important in Washington, D.C. were the political aspects. Backed by Presidents; scrutinized...

Education in Civil Engineering: Boost Professional Orientation�
ASCE held a Conference on Civil Engineering Education at Madison, Wisc., in April 1979, and these three items seemed to be among those generating most interest: (1)Professional Schools...

IRT�� New York City's First Subway
In October 1904, New York City opened its first subway, the Lexington Avenue IRT line. It was the nation's first subway to operate with trains of cars (Boston's...

Winter Roof Collapses: Bad Luck or Bad Design�
An overview of the collapses in 1978 and 1979 in Chicago and in the Northeast shows that, in most instances, the design codes are adequate. Designers, however, have not paid sufficient...

State-of-the-Art Report on Air-Supported Structures
A structure with a structural system which is dependent on pressurization, either positive or negative, is termed a pressure preloaded structure. Most pressure preloaded structures intended...

International Seminar on Probabilistic and Extreme Load Design of Nuclear Plant Facilities
Proceedings of the International Seminar on Probabilistic and Extreme Load Design of Nuclear Plant Facilities, held in San Francisco, California, August 22-24, 1977. Sponsored by the ASCE...

Economic Analysis of Accelerated Construction
Originally published in Journal of the Construction Division, Vol. 103, No. 2, June 1977, pp. 273-286...

Thresholds in Appropriate Technologies for Water Supply and Waste Disposal
Appropriate technologies come from a variety of sources. Most, though not all, technologies are appropriate to the specific time and place in which they are developed. Some can be transferred...

Behavioral Factors in Selection of Technologies
Where a well-known technology is provided to a population that has long been acquainted with its use, the problems of predicting patterns of social behavior are relatively simple. The...

Economic Incentives and Appropriate Technology in Village Water Supply
This paper discusses the use of appropriate technology in the village water supply sector in developing countries. Appropriate technology may be defined to cover both the technical alternatives...

Environmental Epidemiology and Sanitation
This paper reviews the key variables determining the transmission of excreta-related diseases, sets out an environmental rather than biological classification of these infections, and...

Earthquake Engineering and Soil Dynamics
The Conference on Earthquake Engineering and Soil Dynamics is the tenth in a series of Specialty Conferences sponsored by the ASCE Geotechnical Division (formerly the Soil Mechanics and...

Major Cause of Earthquake Damage is Ground Failure
Ground failure is one of the most destructive effects of large earthquakes. For example, about 60% of the damage during the 1964 Alaska earthquake was a consequence of ground failure....

Flood Control Planning in Albuquerque
In 1973, a 42-mi� area adjacent to Albuquerque, New Mexico, was about one-third developed, and drainage problems were evident. The area is on an alluvial fan at the foot of the Sandia...

Design of Excavation Blasts to Prevent Damage
Effects of ground vibrations on nearby structures and people resulting from blasting operations have become a major environmental problem and concern to the engineer and the contractor...

Controlling Tunnel-Lining Costs�Tips for Owners and Designers
Emphasis is placed on those aspects of design likely to lead to cost savings or the avoidance of unanticipated extra cost during construction. Tunnel lining design requires knowledge about...

The Greening of the Desert: What Cost to Farmers�
The influence of irrigation schemes on the people who work them is a combination of beneficial effects (provision of water, food and opportunity for economic advancement) and undesirable...

Giant Irrigation Projects: What Effect on Rural Development
The success of large-scale irrigation/agriculture projects in the developing world is dependent on good engineering, good management and good planning. The benefits of the first two are...

 

 

 

 

Return to search