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Limitation to Standard Parshall Flume Calibrations
Parshall flumes are widely used for metering open channel flows. An inspection of the original study which developed the rating equations indicates that the flumes were not tested for...

Microcomputer Applications in Transportation III
This proceedings consists of papers presented at the International Conference on Microcomputers in Transportation which was held on June 21-23, 1989 in San Francisco, California. They...

Decayed Timber Bridge Microcomputer Rating Program
National Bridge Inspection Standards (NBIS) require that capacity ratings for each bridge structure be established. This requirement includes timber bridges which are often decayed, have...

Use of Geogrids on Soft Deposits
The construction of highway embankments over soft and waste deposits required the use of geogrids as an economical alternate to conventional methods of 'remove and replace'....

Rate Effects on Fracture of Concrete
An analytical and experimental investigation of mode I (tensile and mixed mode (combined tensile and shear) fracture of concrete subjected to impact loading was conducted. The rate of...

Montana's Approach to Reduce Asphalt Pavement Rutting
The Montana Department of Highways experienced premature rutting in some asphalt concrete pavements primarily on the east-west interstate in Eastern Montana. Montana participated with...

Size Effect in Concrete Structures and Influence of Loading Rate
The size effect law models the influence of the dimensions of the structure or specimen on the failure stress. This model can be used to quantify the brittleness of failure, and determine...

Major Development and Transportation Projects
Public/Private Partnerships
This proceedings for Major Development and Transportation Projects contains papers and discussion summaries from the specialty conference Major Development and Transportation Projects:...

Dallas Rediscovers the Trolley
In 1982, a Dallas businessman and a group of trolley enthusiasts formed the Trolley Task Force to restore trolley service along McKinney Avenue in Dallas. Eventually, they established...

Rehabilitating West Point's Tunnel
Conrail, the Northeast's largest freight railway, had a problem with a tunnel carrying the fastest freight line between the New York area and the Pacific. The 1882 tunnel...

Bridges on Screen
Computer software can help engineers produce designs for more economical, constructable bridges in less time than conventional methods. Software is being put to work in bridge design departments...

Future Freight
In 21st-century America, most long-distance cargo will be transported via pipelines linking major cities. The most versatile freight pipeline is the capsule variety, which carries cargo...

Bumpy Road Ahead
By 1999, we will be riding on highways and public transit paid for by the 1991 reauthorization of the National Surface Transportation Act. Or maybe we won't. The new bill,...

Transportation: New Systems for the New Century
By the end of this decade, a new coordinated transportation system for the U.S. could consist of high speed rail, maglev, regional airports and highways built solely for trucks. It would...

Seismic Risk Considerations for Transportation Systems
During the recent Loma Prieta Earthquake, major damage to certain key transportation elements greatly affected operations of major transportation systems within the San Francisco Bay Area....

Probabilistic Prediction of Losses to Lifeline Systems Due to Earthquakes
An efficient and practical method for earthquake loss estimation for lifelines is developed, using the recent advances made in the areas of lifeline earthquake engineering and probabilistic...

Research in ASCE's Hydraulics Division
Research in the Hydraulics Division of ASCE during the last 50 years has undergone changes in both technical content and procedures. Open channel flow, sediment transport and pipe flow...

Avoiding Transportation Future Shock
Seattle, Washington's regional government planning group, called METRO, has undertaken a future scenarios approach to transportation planning. Working with an outside panel...

Facilitation of Goods Movement in the New York City Area
One of the most significant developments on the urban goods movement (VGM) scene in the New York/New Jersey bi-state region is the broadening recognition that the resolution of UGM problems...

Reconstruction Under Traffic: A Study of Some Effects of the Dan Ryan Project on Motor Carrier Operations in Northeast Illinois
The paper discusses preparations by the Chicago Area Transportation Study for a study of the operational responses of truckers to whatever effects upon the regional highway system are...

 

 

 

 

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