Professional Inspection of Construction
The Nation's deteriorating infrastructure is finally receiving the attention it deserves. As a result of this attention, a 5? per gallon gasoline tax has been passed. This...

Light Rail Gains New Momentum
Light rail, which evolved from the old trolley lines, is staging a comeback in U.S. cities. Light rail is a fixed guideway, operator controlled system, offering an alternative to heavy...

Building on Air
Copley Place, a $500 million hotel/retail/office/residential complex, was built on air rights over the Massachusetts Turnpike and an adjacent railroad in Boston. Two hotels occupy land...

Highway Capacity Manual Revisited
The forthcoming third edition of this manual of highway and traffic engineering, due in 1985, will significantly change how highway capacity is analyzed. Of the edition's...

Retaining Walls: Competition or Anarchy?
Until the last 10 years, when a retaining wall was needed a cast-in-place concrete gravity or cantilever wall was used. Then along came Reinforced Earth, and this proprietary system began...

Research Needs Related to the Nation's Infrastructure
The engineering community, which designs and constructs infrastructure facilities, must look for innovative ways to do a more efficient job. Although some research has focused on problems...

Calendar: A 1985 Calendar of Bridge Photographs
Featured bridges are: Golden Gate Bridge (CA); Richmond . San Rafael Bridge (CA); Market Street Bridge (PA); Alsea Bay Bridge (OR); Longview Bridge (WA); Tyrone Bridge (KY); Newport Bridge...

Arizona's Statewide Pavement Management System
A pavement management system developed for Arizon's 7400-mile network of highways has resulted in a savings of $14 million in its first year and a forecast savings of $101...

U.S. Bridges: The Bias Towards Mediocrity
This article contends that in this century the United States has lost its leadership in bridge design and explores reasons why this came to be. Comparative examples of various bridge types...

Brooklyn Bridge
To commemorate the 100th anniversary of opening of New York City's Brooklyn Bridge in 1883, the Smithsonian Institute has mounted, and opened to the public in the anniversary...

Design for Ice Forces
Part one of this publication on design for ice forces emphasizes offshore and coastal structures. In this section , seasonal ice conditions typical of offshore and coastal zones are reviewed....

Behavior of Metal Structures
This technical symposium illustrates the various aspects of transfer of information from research results to engineering practice. The papers cover historical technical background, current...

Bridge
Seven Mile Bridge is the longest, continuous precast post-tensioned segmental concrete bridge in the world. In addition to its function as a main artery connecting the Florida mainland...

Throgs Neck Bridge: Why Did Its Deck Deteriorate?
Rapid deterioration of the concrete roadway decks of the Throgs Neck Bridge approach viaducts was found to be due to secondary tensile and fatigue stresses brought on by deflection of...

Steel Beats Concrete for Idaho Bridge
As an alternative to prestressed concrete design, the State of Idaho and the Federal Highway Administration encouraged the use of cable-stressed steel girder design for the Bonners Ferry...

Georgia's Low-Cost Approach to Rehabilitating Concrete Pavements
A six step approach to rehabilitating concrete pavements is described. The six steps are: (1) Slab stabilization; (2) slab replacement, where necessary; (3) repair of spalls; (4) resawing...

Proposition 13: Impact on California Public Works
The effect of proposition 13, which was passed in California in June 1978, has hurt the ability of local governments in the state to raise funds to construct new infrastructure and maintain...

Highway Projects -- Can They Be Done in Half the Time?
Delays in highway construction projects result from time-consuming federal and state review procedures, public opposition and funding restrictions. The majority of delays in highway projects...

Pavement Management Systems: Selecting Maintenance Priorities
Realization of the need to maintain a safe, serviceable network of highways in the US has led to the development of a systematic, consistent procedure for managing resources necessary...

Urban Highway Financing Mechanisms and Policies
This paper explores the urban transportation financing crisis, surveys existing State and local mechanisms for urban highway financing, explores emerging financing mechanisms, and addresses...

 

 

 

 

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