Maintenance Requirements of People Mover Systems
The Atlanta Airport Automated Guideway Transit System is comparable to the second or third busiest transit line in the US. The key quality indicators of system performance are discussed...
AIRTRANS System Maintenance
This paper addresses AIRTRANS, and in particular, its maintenance organization, facilities, tasks and methodologies. Recognizing that other automated people movers (APM's)...
Toward User-Oriented Failure Management Strategies for the Morgantown People Mover
The Morgantown People Mover (MPM) is the most sophisticated automated people movers in the United States. It is the only one that offers 'personalized' service...
A Methodology for Forecasting APM Operation and Maintenance Trends Using Existing Experience
Operation and Maintenance responsibility for the Morgantown, West Virginia Automated People Mover (APM) was assumed by West Virginia University some nine years ago. The experience of the...
Shear Stresses in Composite Masonry Walls
The behavior of composite masonry walls subjected to inplane loads is a subject that has received little attention during the last few years. The small amount of experimental and analytical...
Notes on Statistics of Failures of Constructed Works
This paper is concerned with both catastrophic and sub-catastrophic failures, which may be categorized into three types: Safety (type S), Functional (type F), and Ancillary (type A). Often...
Failure Statistics Categorized by Cause and Generic Class
Failures can be classified into the three categories, ie. , SAFETY, FUNCTIONAL, and ANCILLARY. Within the causation definition, failures fall into five general areas: DESIGN DEFICIENCIES;...
Learning from Failures
Modern technology and innovation have created a gap between what the design drawings predict with respect to safety and serviceability of a structure and the real safety and serviceability...
The WMATA Resident Engineer?The Team He Leads and His Responsibilities
This paper discusses the role of the Resident Engineer as a key member of any construction team. It uses the organization and functions as practiced at the Washington Metropolitan Area...
Project Administration
The paper discusses the vital issues involved for the efficient administration of a construction contract: effective communication, field office staffing, long lead procurement of equipment,...
Hazardous Waste Cleanup: The Preliminaries
Court-ordered negotiations rather than a trial took five years but led to a flexible plan for cleaning up an inactive hazardous waste disposal site in Niagara Falls, N.Y. Contamination...
Blind Drilling Down Under
Australia's largest blind drilled shaft is a 14 ft diameter fresh air shaft for the Agnew nickel mine 500 miles northeast of Perth. It was drilled in one pass using air-assisted...
Avoiding Contractor Disputes During Project Design
The New Jersey Transit Corporation is in the second phase of a billion dollar rebuilding program of its rail system. The first phase, which featured electrification and signal system replacement,...
Building Condition Assessment�An Owner's Perspective
The Port Authority of New York and New Jersey has recently instituted a program to inspect all of its buildings structures to insure structural integrity and public safety and to provide...
Prestress and Cracking Problems in Concrete Structural Components of an Elevated Rail Transit Guideway System
In 1983 the Department of Transportation evaluated the quality of construction of selected structural components on the Dade County Transportation Administration METRORAIL elevated guideways....
Investigation of Catastrophic Failure of a Premium-Alloy Railroad Rail
In November 1983 an Amtrak train derailed at a speed of 72 mph (115 kph) at Woodlawn, Texas (in the vicinity of Marshall, Texas), resulting in four fatalities and twenty-four serious injuries....
Damage Tolerance Assessment of Commercial Airframes
The regulatory authorities now require that commercial transport aircraft structural design be based on a damage tolerance philosophy. A brief history of the development of the regulations...
Romanesque Reused
When Union Station in St. Louis, Mo. was built in the 1890s it was the world's largest railroad station. Having been abandoned by the railroads in the 1970s, it was reopened...
Foam Grout Saves Tunnel
Pittsburgh's 81 year old Mt. Washington tunnel has been made safe for many more decades of light-rail transit use, with the use of foamed chemical grout. The job is the first...
The Outardes 2 Concrete-Faced Rockfill Dam
The main dam of the Outardes 2 development consists of a rockfill embankment, built against an old water-retaining structure, and faced with an upstream concrete membrane. The interface...
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