Transportation Planners Join Battle for Cleaner Air
Under the terms of the '77 Clean Air Act Amendments, transportation planners must find ways to reduce air pollution from mobile sources. Actions must begin in 1980. The article,...

Research Directions in Computer Control of Urban Traffic Systems
Topics covered include examples of computer controlled traffic systems, recent research on vehicle detection and microprocessors for traffic control, various aspects of performance evaluation,...

County Engineer Throws the Book Away in Intersection Design and Lowers Cost 20%
Article describes the innovative design of a highway intersection that was reconstructed to relieve traffic congestion. The nearest drainage outlet was 2800-ft away and was inadequate,...

Can California Cope With Its Mounting Sludge Volume�
In California, prohibition of ocean disposal of sludge, stringent air quality standards, high energy cost, and scarcity of suitable sanitary landfills make the sludge management problem...

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...

Sludge Pyrolysis: How Big a Future�
Pyrolysis is the destructive distillation of combustible elements by heat in the total absence of oxygen. Partial pyrolysis or starved air combustion is the gasification of a material...

Mill Expansion Increases Production by 50% and Drops Water Use by 90%
Armco's Kansas City steel works expansion is nominated for 1978 Outstanding Civil Engineering Achievement Award. Extensive provisions for air and water pollution control is...

Second Hampton Bridge-Tunnel Complete
The second Hampton Roads bridge-tunnel, which cost $96,000,000, opened to traffic on June 3, 1976. It is a two-lane facility carrying traffic across 3.5 miles of water between Hampton...

Dynamic Planning for Environmental Quality in the 1980's
Proceedings of the Urban Planning and Development Division Specialty Conference, held at the Sheraton Anaheim Hotel, Anaheim, California, July 25-27, 1977. Sponsored by the Urban Planning...

Transportation & Energy
Proceedings of the Urban Transportation Division Specialty Conference, held in the Rosslyn Ramada Inn, Washington, D.C., May 22-24, 1978. Sponsored by the Urban Transportation Division...

Concrete Bridge-Tunnel Has No Deck
Engineers solve the problem of how to economically span a single track railroad without interrupting train traffic. Highway fill was placed over post-tensioned precast concrete arch sections...

1977 International Air Transportation Conference
Proceedings of the Air Transportation Division Specialty Conference held in Capitol Hilton, Washington, D.C., April 4-6, 1977. Sponsored by the Air Transportation Division of the American...

Practical Highway Esthetics
This guide helps engineers, highway designers, university students, and others design practical, yet tasteful highways by combining a broad range of information in one publication. Topics...

Interstate Highway System
Eventually to cost nearly $90 billion, the Interstate Highway System will connect all U.S. cities of 50,000 and larger, eventually carry 25% of all highway traffic. The article traces...

Automatic Surveying � Updating Canada's Control
With Litton's Auto-Surveyor system you can perform third-order surveys driving at highway speeds or flying in a helicopter. With proper planning...

Supertanker Fixed Berth in Open Ocean
The oil terminal offshore Tomakomai, Japan, is the world's first fixed dock in open ocean. It must withstand 150 mph typhoon winds. To minimize time, cost and danger of open...

Stress Ribbon Bridge in Freiburg, Germany
A three span continuous stress ribbon bridge of 75, 130, and 138 ft, was built in downtown Freiburg, W. Germany, for pedestrian traffic. Structural analysis is similar to that of suspension...

Polymer-Concrete Passes Toughest Test
Almost three years after a pour of polymer-concrete (PC), a full patch of a hole in New York City's Major Deegan Expressway shows no cracks and is adhering well to the original...

Landmark Erie Canal Structure Rehabilitated
The lower level of the Broad Street Bridge, which dates to 1823, was an aqueduct which carried the Erie Barge Canal over the Genessee River in Rochester, New York. The history of this...

Economics of Preventive Highway Maintenance
The preventive maintenance concept for asphaltic highway surface care is intended to give all areas of the Kansas Department of Transportation the necessary procedures for such work. The...

 

 

 

 

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