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...
Sanitary Sewers for Developing Countries
To combat disease, we try to ensure water supply purity. Water is only one of many methods of disease transmission, however, and its purity does not alone eliminate the spread of disease....
Cofferdams�Economical Flood Protection
Houston Lighting and Power Co. Sam Bertron Generating Station, located on the Houston Ship Channel, had suffered a drop in elevation of 7.5 ft since its construction in 1954. At such a...
High Voltage Transmission Lines: Pros and Cons
This article, written in response to a CE Engineering News item, puts into perspective some of the pros and cons of high voltage transmission lines (500 and 765-kV lines). Specific problems...
Weather Modification Could Solve Some Water Resource Problems
On July 12, 1978 the Weather Modification Advisory Board submitted its final report to the Secretary of Commerce. The report proposes a national program for weather resources management,...
Gophers Go Underground
A major facility, Williamson Hall, was constructed to be almost entirely below grade on the East Bank Campus of the University of Minnesota. Heating and cooling energy requirements will...
Energy Facilities Going Underground
Environmental pressures, combined with continuing development of hard-rock excavation techniques, have turned attention to the placement of major engineering facilities underground. Primary...
Peaking Power from Stored Air
Pumped storage has been recognized as a means of supplying additional electric power generation capacity during peak load periods for quite a while. However, such facilities are traditionally...
Mammoth Transshipment Terminal Links Montana Coal to Michigan Power Plant
In 1973 Detroit Edison contracted with the Decker Coal Company for 200 million tons (181 Tg) of Western low-sulphur coal over a period of 26 years to meet its requirement for low-cost,...
Putting Alternative Sources of Energy Into Perspective
Until the year 2000, the main energy sources will remain fossil, nuclear, and hydroelectric; synthetic fuels, solar, geothermal, and wind energy are the only alternatives likely to be...
Productivity on the Construction Site
On-site productivity in construction rose dramatically in the years after World War II as tasks were mechanized and larger equipment introduced. But in the past 10 years, that had gone...
Containment Aspects, Scrubber Sludge Disposal System
Containment of flue gas desulfurization sludge from a coal-fired power plant was accomplished by Dravo Corporation in an environmentally acceptable manner through the construction of an...
Tocks Island Project�� Resolving a Classic in Dam Controversies
The study provided the information and perspectives required to decide whether the Tocks Island Lake project should proceed or be deauthorized. Major elements analyzed included eutrophication,...
Lake Superior Rail-to-Water Coal Terminal Wins Outstanding Civil Engineering Achievement Award
During 1976, the nation's largest Western coal transshipment terminal, the Superior Midwest Energy Terminal, began operation in Superior, Wisconsin. This event marks the opening...
An Experience in Standardization of Nuclear Power Plants
This article outlines successful efforts at design of five standardized nuclear units, in four different states in the U.S.A., for a group of five utilities. The Standard Power Block,...
How the Carter Administration Plans to Cope with the Energy Crisis
How does the Carter Administration plan to reduce dependence on foreign oil and weather the eventual decline in the availability of world oil supplies? The major elements of the Carter...
Don't Look Up, Look Down
In response to the rising cost of energy, the designers of the Terraset Elementary School, Reston, Va., buried it under 2-3 ft of earth. The resulting high thermal mass allows the building...
502-ft Diameter Laminated-Timber Dome Provides Fast, Low-Cost Cover for Arizona Stadium
Varex Dome, a 502-ft diameter engineering marveel of glue laminated timber, was built in record six months erection time. This dome shell structure forms both walls and roof for the new...
Wyoming Grassland May Become World Coal Mining Capital
In the next 10 years United State coal output may double, and forecasts suggest as much as one-third of the increase may come from Campbell County, Wyo. Among topics discussed in this...
Energy Utilization and Conservation in Wastewater Treatment
Rising costs of energy, and its limited supply in the United States, is requiring engineers to investigate the application of energy efficient processes for wastewater treatment. Energy...
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