Image Analysis of Clay Microstructure
The paper summarises new methods which have been developed to analyse oriented textures in electron micrographs of clay soils, complementary methods using polarising microscopy, and an...
Application of Digital Image Processing in Morphological Analysis of Geotextiles
Geotextile filters are rapidly replacing graded granular filters in dams, landfills, edge drains, and retaining walls. The design of these filters requires morphological information about...
Application of Radar Imaging Techniques to Concrete
Wideband radar imaging techniques have the potential of being a powerful tool in detecting steel reinforcing bars and delaminations inside concrete. The success of the method as a nondestructive...
Finite Element Analysis of Slabs-on-Grade Using Higher Order Subgrade Soil Models
Incorporation of the two-parameter, Kerr and Zhemochkin-Sinitsyn-Shtaerman subgrade models into finite element code ILLI-SLAB is described. The two conventional idealizations, namely the...
Mathematical Modeling of Airport Pavements
Theories for analyzing rigid pavements are presented. The emphasis is on the choice of the proper models for the pavement and for the subgrade, and on the correct mathematical formulation...
Pavement Design Considerations for Heavy Aircraft Loading at BAA Airports
BAA operates seven airports in the United Kingdom. Two of them, Heathrow and Gatwick, handled 61 million passengers in 1991 with 543,000 air transport movements, 25% by wide-bodied aircraft....
Portland Cement Concrete Apron Pavement Design Study for King Fahd International Airport in Saudi Arabia
The Federal Aviation Administration (FAA) Advisory Circular 150/5320-6C used for design of portland cement concrete (PCC) pavements for airports does not account for the site-specific...
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...
Rehabilitation of Runway 4R-22L at Chicago's O'Hare International Airport
This paper describes the systematic process that was used to develop a rehabilitation strategy for the busiest runway at O'Hare International Airport. Any rehabilitation alternative that...
Use of Surface Treatments on Airport Pavements
Asphalt is generally used as the surfacing for flexible airport pavements with airline passenger jet aircraft. In Australia and its neighbouring territories, surface treatments (seals)...
The New Transit System Plan for Sendai City
It is observed recently in Sendai City that the motor traffic from suburban residential areas to the city center is rapidly increasing and incoming cars are often delayed in the morning...
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...
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....
Narita Airport People Mover System
This paper gives a general overview of the People Mover installed at the Narita Airport by Otis Elevator in 1992. Included is a description of the unique combination of a cable propelled...
Leonardo Da Vinci International Airport APM Systems
The Leonardo da Vinci International Airport (FCO) at Fumicino near Rome has grown significantly over the past ten years and this is expected to continue. FCO is well located to serve as...
Advances in People Mover Central Control
AEG Westinghouse Transportation Systems, Inc. has designed many graphic display based central control computers for people mover systems. These include airport systems for: Changi in Singapore,...
Design and Construction of the Miami Metromover Extensions
Final design, right-of-way acquisition and construction of two extensions to the existing Downtown Miami Automated People Mover, known as the Metromover, began in September 1989. Millions...
Automated Design of the Steel Box Girder Guideway for the Kuala Lumpur Downtown People-Mover
Design of the Kuala Lumpur (KL) Downtown People-Mover had to be accomplished on a fast-track schedule. The system contractor assembled a team of experts from North America and Malaysia...
Quality Control: Bridge Steel Fabrication and Erection
This paper examines the Quality Control Program Plan (QCPP) developed by Frederic R. Harris, Inc. (FRH) for fabrication and erection inspection of over 5,448,000 kg of AASHTO Fracture...
The Advantages of E & M Systems Procurement
Fifteen years of experience, observations and lessons gained by two of the leading turnkey contractors in the transit and large people mover market have led to the following conclusion:...
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