Seepage Cutoff Wall Installed Through Dam is Construction First
A new construction technique has been developed which provides a permanent solution to the foundation problems at Wolf Creek Dam. Muddy flows and sinkholes discovered in 1968 led to a...

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...

New Use for Filter Fabric: Highway Construction
A growing area of filter fabric use is road construction, both secondary and superhighway. The article focuses on one case history in Cambridge, Maryland where, after a one-year test,...

Winter Roads and Ice Bridges
In order to realize development of the La Grande hydroelectric complex in the James Bay Territory of northern Quebec Province, Canada, the cold weather had to be capitalized on for construction...

Threaded Rebars Spin Down Time
A rebar splicing technique was a major factor in saving two year's construction time on California's $33 million, 9000 ft (2743 m) Antioch Bridge. Rebar splicing...

Current Trends in Design and Construction of Embankment Dams
This report is concerned primarily with the embankment itself although foundation and abutment treatment are considered essential elements of the embankment. It covers a broad range of...

Electric Power Today
Problems and Potential
The papers exam the present status of electrical power in hopes to increase the awareness of the membership concerning the problems and issues involved in this important aspect of our...

Pittsburgh's Troubled Bridges: What to Do About Them�
The Pittsburgh area is troubled by old bridges that are badly deteriorated. The metropolitan area has more bridges�� 1,700�� than any other. And some 66 of them have weight limits posted....

Highway Widening Proceeds Behind Concrete Median Barrier
Precast concrete median barrier curb is being used temporarily to protect both workmen and traffic through the 3.1-mile long construction zone of a widening project along the Garden State...

Highway Maintenance Gets Major Attention at Transportation Meeting
Highways�� their maintenance and recycling especially�� came in for a good share of notice at last January's 57th annual meeting of the Transportation Research Board in Washington,...

Subway Structures Good, Other Elements Need Rehab
Capital spending priorities of New York City's Transit Authority have shifted, as it postponed indefinitely the construction of all but one new line�the line from 63rd St....

How New York City Can Be Restored to Economic Health
To be restored to economic and fiscal health, New York City will have to make some fundamental reforms. The overall strategy is to obtain slack resources, then to invest these resources...

Dominance of Special Interests Dashes NYC Hopes for Recovery
How well is New York City doing now? Is it really on the way to recovery? Since the landmark report by the Temporary Commission on City Finances was released over a year ago, very little...

Planning, Engineering and Constructing the Superprojects
Proceedings of the Engineering Foundation Research Conference held at Asilomar Conference Grounds, Pacific Grove, California, April 30 May 5, 1978. Sponsored by the American Society of...

Kamburu Dam: Diversion Conduit Designed into Spillway Saves $1,000,000
Careful coordination of dam construction operation with river stages over several seasons, and a construction sequence that called for building the spillway, in effect, from the top down,...

Transforming a Meeting from Confrontation to Cooperation
Public meetings are frequently prescribed as part of major public works projects; unfortunately, they often become scenes of massive confrontation, rather than cooperation. What can be...

Bridge Erection by Launching is Fast, Safe, and Efficient
The construction of long prestressed concrete bridges without using formal falsework or self-supporting launching falsework is described. Using the so-called incremental launching method...

The Querverschub of the 2,000-ft Oberkassel Bridge
In 1976 West German bridge engineers undertook the moving of the largest structure ever moved in one piece and in such a short period of time. The Oberkassel Bridge connecting Dusseldorf...

Ecology and the Past
Archaeologists and paleontologists have gathered an overpowering amount of evidence to show that modern methods of construction, both in the field of highways and in that of architectural...

The Field Engineer: Political and Legal Scapegoat�
The publicly-employed engineer can be in a vulnerable legal position. A case history is described in which a field engineer was indicted on criminal charges after a bridge collapse (during...

 

 

 

 

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