A Revised Methodology to Minimize Bias in Determining the Porosity and Void Tensor of Particulate Media
Increased recognition of the importance of fabric in the observed response of particulate media under monotonic and cyclic loading has led to the development of new procedures to quantify...
Digital Image Techniques for Volume Change Measurements in Triaxial Tests
This paper presents an innovative technique that has been used for measuring the volumetric deformation that cylindrical specimens experience during the shearing stages of a triaxial test....
A New Three-Dimensional Modeling Technique for Studying Porous Media
A new three-dimensional technique for modeling the micro-structure of porous media is proposed. On the basis of measurements of characteristics made using thin sections of porous media...
Image Analysis for Interparticle Contact Modeling
Two dimensional photoelastic elements (disks or ellipses) are used as models for studying granular material behavior. The required observations include accurate continuous measurements...
Image Enhancement: Application to Geotomography
Image enhancement complements geotomographic reconstruction in the rendering of better images. In this paper, available image enhancement techniques are reviewed. Emphasis is given to...
Image Analysis Applied to Geotechnical Engineering
Application of scanning electron microscope and image analyzer to the quantification of grain morphology and microfabric of aged sands is briefly reviewed. Relationships of morphology...
Reliability-Based Analysis and Design of Flexible Airfield Pavements
This paper illustrates, a new reliability-based procedure to analyze existing pavements and design new pavements that is being developed by the U.S. Air Force. The procedure uses a rigorous...
A Novel Approach to Develop a Performance Based Test for Rutting of Asphalt Concrete
Asphalt concrete consists of compacted granular aggregates mixed with viscoelastic asphalt cement. The predictive phenomenological models had limited success in explaining the origin and...
Durability of Asphalt Mixture
Five asphalts were used in a laboratory testing program to establish a relationship between mixture properties and the binder properties. These five asphalts were used to make Florida...
Resin Modified Pavement in Airfield Applications
The resin modified pavement (RMP) is a composite paving material that combines the flexible characteristics of an asphalt concrete (AC) material with the durability of a portland cement...
Evaluation of a Large Aggregate Asphaltic Layer in an Airside Pavement
A new analytical method of designing large aggregate asphalt mixes (LAM) was used to design a thick asphalt base layer for an aircraft taxiway. The results of an analysis on the material...
Recycling Concrete and Asphalt Pavements Rehabilitation of Runway 18R-36L Orlando International Airport
The subject project consisted of reconstructing an air carrier runway utilizing a concrete keel section with asphalt overlays along the runway edges. Associated taxiways were rehabilitated...
Providing People-Mover Access for the Getty Center
An Otis People-Mover System was selected by The Getty Trust to transport visitors to The New Getty Center Museum for the Arts from an entry parking area up a steep hillside to the museum...
The New U.S. Senate Subway System
It was recognized in 1909, when the first Senate Subway System was installed, that a rapid means of securely transporting Senators from their remote offices to the Capitol Building was...
APMs at Tampa International Airport?A Story of Innovation
The Tampa International Airport has been at the forefront of integrating Automated People Movers into airport design for more than twenty years. The need for APM technology comes from...
The TrAAm People Mover Project
TrAAm is the new exclusive people mover for American Airlines at the Dallas/Fort Worth International Airport. Since opening in late 1991 it has been carrying over 18,000 people a day....
Chicago-O'Hare International Airport Transit System (ATS)
This paper describes the development of the O'Hare Airport Transit System, as well as, the individual subsystem elements which make up the entire system. In addition, the paper also describes...
Denver International Airport AGTS?A Progress Report
Denver International Airport (DIA), the first major airport to be built in the United States in nearly 20 years, is under construction approximately 25 miles (40 km) northeast of downtown...
Newark International Airport APM: A Progress Report
This paper presents an overview of the progress of the Newark International Airport APM project, emphasizing facility design and construction....
The Honolulu Airport People Mover Project Unique Challenges?Unique Solutions
Unique technical challenges imposed on potential suppliers of the Automated People Mover (APM) System for the Honolulu International Airport include the requirement of strict segregation...
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