Why is the metro built underground or elevated though this is more expensive than building it at ground level?

One reason is to avoid level crossings, which hold up road traffic and are dangerous. Underground is the most expensive option, elevated rail is more cost effective and more easily modified in future.

What two informations you can give about Moscow Metro?

The Moscow Metro is a metro serving Moscow, Russia, and the neighbouring Moscow Oblast cities of Krasnogorsk, Reutov, Lyubertsy and Kotelniki. Opened in 1935 with one 11-kilometre (6.8 mi) line and 13 stations, it was the first underground railway system in the Soviet Union.

What is considered a metro area?

metropolitan area, also called Metropolis, a major city together with its suburbs and nearby cities, towns, and environs over which the major city exercises a commanding economic and social influence.

How are metro areas determined?

The Office of Management and Budget defines a Metropolitan Statistical Area as one or more adjacent counties or county equivalents that have at least one urban area of at least 50,000 population, plus adjacent territory that has a high degree of economic and social integration with the core as measured by commuting …

How does the Moscow metro work?

The Metro is the easiest and the most reliable way get around Moscow. Its layout is quite simple. Radial lines, which cut across the city in most directions, are joined together by a circular line, which also joins together the city’s largest railway stations.

How many metro stations are in Moscow?

Opened in 1935 with just 13 stations that Moscow Metro just keeps growing and growing – now there are over 180 stops and over nine million users a day.

How much did it cost to build the New York City Metro?

The actual tunneling from 96th to 63rd Street, a little less than 3 km, cost $415 million, and systems cost another $332 million. Not counting design, engineering, and management costs, stations were about 75\% of the cost of this project. In Paris, Metro stations are almost a full order of magnitude cheaper.

How much does it cost to run a Paris metro station?

In Paris, Metro stations are almost a full order of magnitude cheaper. PDF-p. 10 of a report about Grand Paris Express gives three examples, all from the Metro rather than GPX or the RER, and says that costs range from €80 million to €120 million per station.

How much did it cost to build the new 96th Street station?

MTA Capital Construction also provides final numbers, all somewhat higher: 72nd Street cost $793 million, 86th Street cost $644 million, 96th Street cost $812 million. The 96th Street cost includes the launch box for the tunnel-boring machine, but the other stations are just station construction.

How much does it cost to build a subway extension?

The good news is that future subway extensions in the United States can be built for maybe $500-600 million per km rather than $1.5-2 billion if stations are dug cut-and-cover.