Slurry Walls Protect Harvard Square
Harvard Square Station, Cambridge, Mass., had to be rebuilt when Boston's Red Line Subway was extended further out to the suburbs. For the first time, tied back slurry walls...

Beam Analogy for Vertical Curves
The vertical curve is analyzed as a moment diagram for a uniformly loaded single beam with a concentrated moment at one end. This contributes some flexibility in approach, and enhances...

Roller Compacted Concrete Pavements in British Columbia, Canada
Roller Compacted Concrete (RCC) pavement is an outgrowth of the traditional cement-treated aggregate base (soil-cement) method of street and highway construction. The major use in British...

Economic Considerations in Selection of a Roller Compacted Concrete Dam
Roller compacted concrete (RCC) has recently emerged as an economically attractive material for gravity dam construction, replacing the use of conventional concrete and even challenging...

USBR Design Considerations for Roller Compacted Concrete Dams
Current Bureau design criteria for concrete dams are based on analytical methods developed and improved over the years, evaluation of construction methods and post construction materials...

Infrastructure for Urban Growth
Papers presented dealt with the financial, legal, political, planning, and engineering issues associated with providing public infrastructure necessary to meet the demands of growth in...

Highway Safety Forum
Advancing Road Transportation Safety Through Better Communication and Cooperation Among the Disciplines
Safe travel on our streets and highways has long received ample attention. However, there remains a relatively unexplored area within this subject. This area is communication between the...

Peer Review: A Management Tool for Public Sector Projects
If done correctly, peer review can be an effective tool in managing public sector projects by reducing costs through careful weighing of design alternatives by experts in the field. The...

Water Supply Management Enters a New Era
Historical demand can no longer dictate water supply planning. The lessons learned in California are that changes in political and social attitudes require new approaches. Taxpayers are...

Fluid/Structure Interaction During Seismic Excitation
Hydrodynamic loading and other fluid/structure interaction effects need to be considered in the design of structures which contain, surround, or are submerged in fluids when subject to...

Assessing the Effects of Water Contamination
The threats to potable water are examined. An assessment of human ill effects of contaminated water requires a knowledge of the quality of water throughout the world and a corresponding...

If They Don't Believe You, You Need a ROCK
People misunderstand engineers because they often overlook two important factors in communication. They forget who has the power to make the decisions. They eliminate all emotional content...

Reinforcing Roof Truss Frames Under Load
Without altering the roof structure of an industrial boiler plant, a long-span steel truss frame was modified in place to support heavier loads. The owners of an industrial boiler plant...

High Rise Design: Accounting for Column Length Changes
In the late 1950's and early 1960's, the height of concrete buildings jumped from 20 to 60 stories. During the same period, architects introduced the use of exposed...

Financial Engineering
Most firms perform design and engineering to economic criteria, as a portion of normal activities. This paper attempts to encourage further use of financial engineering by describing its...

Managing Yourself Plus One
Engineers become poor managers because they prefer devoting their time and energies to technical matters rather than those items that deal with management issues. This is true of managing...

Coefficient of Variation of In Situ Tests in Sand
For a research project on the behavior of piles in sand for the United States Geological Survey and the Federal Highway Administration, ten sites were selected where detailed load tests...

Social and Environmental Objectives in Water Resources Planning and Management
The nation's goals for water programs and projects must be clearly understood by engineers. This report describes the process of identifying social, economic and environmental...

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 Sand Dam
Currently under construction is the 443 ft. high sand fill dam. Being erodible, pervious and liquefiable, sand would normally be considered as n unsuitable material to construct LaVueltosa...

 

 

 

 

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