A Tale of Two Towers: The Foundations
In preparing two lots in New York City's Times Square as sites for modern skyscrapers, engineers devised foundations and structural systems that would allow for subway lines,...
Metamorphosis
Ranked as one of the 15 tallest buildings in New York, the headquarters of the Bear Stearns Companies, Inc., is a 45-story skyscraper that is 815 ft (248 m) tall. Replacing an existing...
Shotcrete for Underground Support VIII
This proceedings contains papers presented at the Eighth International Conference on Shotcrete for Underground Support, which took place in Campos do Jord?o, Brazil, in April 1999. It...
Tunneling beneath Cairo
The second phase of the Greater Cairo Metro system in Egypt included many geotechnical challenges. Thirteen kilometers of the 19-km heavy rail line were constructed underground within...
Existing Urban Public Transportation System: Its Operations and Use by People
Public transport has currently reached far beyond city limits, particularly in Amsterdam. As such, the public transport in and around Amsterdam operated at three levels. First the city...
Urban Public Transportation System of the Municipality of Beijing and Its Operations and Use by People
The Beijing Municipal Government operates a subway rail system and a surface system of trolleybuses, buses, jitneys and taxis. The Beijing Subway Corporation runs the subway system, and...
Urban Public Transportation in Chennai and Its Operations and Use by People
The main problem in the city was the decreasing share of mass transit trips by rail. The planners desire that the public transport trips should be 60%. It also desired that in Chennai,...
Socioeconomic Characteristics, Land Use and Travel Patterns in Los Angeles County
The City of Los Angeles is the largest city in the County and covers 1,209 km2 with a population of 3.7 million. Thus, it also has the second highest...
Los Angeles County Public Transportation System: Its Operation and Use by Customers
The Metropolitan Transportation Authority (MTA) Operations Division is organized into four basic units-Metro Bus Operations, Metro Bus Maintenance, Metro Operations Support, and Metro...
Existing Urban Public Transportation System and Its Operations and Usage
In Osaka City, a new urban center was developed in the waterfront area to decentralize the excessively concentrated business activities. In order to connect the newly developed center...
Technology Innovation in Urban Transit System and Its Project: Development of the Small Size Subway with Linear Induction Motor
In the 1960's, Osaka City started the investigation for miniaturizing the subway for the purpose of developing an intermediate capacity transit system along the Line No. 1, which was most...
Urban Public Transportation in Pusan and Its Operations and Use by People
The public transport system in Pusan is described, discussing the system characteristics, operations, and usage by people. Focus is given on three main modes of transit: bus, metro and...
Urban Public Transportation in Seoul: System, Operation, Use by People
A review is given on two of the most predominant public transit modes in Seoul, the subway and bus systems. The contents include important characteristics of these modes in terms of system...
Public Transportation in Washington, D. C.
The Washington, D. C. metropolitan area is served by a world class transit bus and heavy rail subway system operated by the Washington Metropolitan Area Transit Authority (WMATA). The...
Urban Public Transportation and Operations in Mexico City
Inhabitants of the Mexico City Metropolitan Area (MCMA) are served by several modes of transportation. In particular, transit vehicles include short units known as minibuses, buses, trolleybuses,...
The Final Connection
In 1969, New York City Transit (NYCT) began construction of a new subway to link Manhattan to east Queens. But funding issues prevented this 63rd Street Line from being completed as planned...
Through Frozen Ground
The most difficult section of the Massachusetts Bay Transportation Authority's (MBTA) Silver Line transit corridor project is approximately 112 m (400 ft) of tunnel below...
It's All in the Bracing
When the Massachusetts Bay Transportation Authority (MBTA) hired Weidlinger Associates Inc., Cambridge, Mass., to renovate the Aquarium Station stop along the subway system's...
Sealing the Subway
Although work on the Los Angeles Metro subway is stopped for now, the project has introduced a number of innovations and advances to the American tunneling community, including the use...
Keeping Tabs on Two Tunnels (available in Geoenvironmental Special Issue only)
Engineers devised a unique liquid level monitoring system to check vertical movements in 90-year old twin subway tunnels. Construction for the Boston Central Artery/Tunnel project requires...
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