The busiest traditional city tram line in the world is still route 4 / 6 in Budapest, where 50-meter long trains run at 60 to 90 second intervals at peak time and are usually packed with people.

It is the longest Underground line and also the busiest with around 260 million passengers a year.

It is the tenth busiest line on the network with just under 67, 000, 000 passengers annually.

The Tōkaidō Shinkansen is the world's busiest high-speed rail line.

With an average of 23, 000 passengers per hour per direction in 1992, the Tōkaidō Shinkansen is the world's busiest high-speed rail line.

It is the ninth busiest line on the network with over 111 million passengers annually.

It is the seventh busiest line on the system with over 114, 000, 000 passengers a year.

Following its extension into East London, serving areas once poorly connected to the Underground, the line has seen a huge growth in passenger numbers and is currently the third busiest on the network with over 213 million passengers per year.

The line carries about 252, 310, 000 passengers per year, making it the second busiest line in the Underground system.

It is the fourth busiest line on the Underground network on the basis of the number of passengers transported per year with 210, 000, 000.

* the Limerick Junction line which is the busiest line, connecting Limerick to the Cork-Dublin line.

Lake Station's busiest rail line is CSX Transportation's Porter Subdivision.

The NYMR carries more passengers than any other heritage railway in the UK and may be the busiest steam heritage line in the world, carrying around 350, 000 passengers in 2009.

In 1951 all locally-based flying activities were moved to the Area B flight line as WPAFB became one of the busiest air terminals in the United States.

This is still more than 42, 000 travelers in the busiest tram line in Amsterdam ( number 5 ).

Cranleigh was the busiest station on the line with regular commuter traffic to and from London via Guildford.

The is the busiest trunk line of the Japan Railways Group ( JR Group ), connecting and Kōbe stations.

The busiest was a swing bridge located between the Lincoln and Broadway bridges ( the CASO line ).

* Bielefeld lies on the highly important route between the Ruhrgebiet and Berlin, with one of the busiest Autobahn routes in Germany ( the A2 ) and the ICE railway line Dortmund – Hannover (– Berlin ).

Gananoque lies directly on three of Canada's busiest transportation routes: the four-lane Highway 401, the double-track Canadian National Railway main line, and the St. Lawrence Seaway.

Over 40 million people pass through the station each year, making it not only the busiest station on the London Underground outside Central London but also the busiest that serves only a single line.

Cairo, like many other mega-cities, suffers from high levels of pollution and traffic, but its metro – one of only two metros on the African continent ( the other one being the Algiers Metro ) – also ranks among the fifteen busiest in the world, with over 1, 000 million annual passenger rides.

* Aalborg Airport ( AAL ), located 5 km northwest of Aalborg, is Denmark's third busiest airport serving around 1, 4 million passengers a year in connections with 25 European destinations and one of Europes busiest domestic lines to Copenhagen.

The Port of Singapore, run by the port operators PSA International ( formerly the Port of Singapore Authority ) and Jurong Port, is the world's busiest in terms of shipping tonnage handled 1. 04 billion gross tons were handled in the year 2004, crossing the one billion mark for the first time in Singapore's maritime history.

* June 1 – The busiest hurricane season in 62 years begins.

Being the second busiest cargo airport in Brazil, Viracopos has 77, 000 square meters ( 646, 000 square feet ) of cargo terminals, 1, 700 square meters ( 18, 300 square feet ) for animal cargo, and 1, 480 cubic meters ( 52, 200 square feet ) of refrigerated space.

Although it does not have the largest station ground, Erith was the busiest station in 2006 / 2007, responding to 1, 314 incidents-two pumping appliances are based there.

In 2005, the library loaned more than 1. 9 million items to its 61, 000 cardholders, making it the 16th busiest library in Ohio.

One of the busiest intersections in the state, where Route 1 and Route 202 meet, is locally known as " Painters ' Crossing.

The building is located on Shawnee Avenue, only a short distance from the busiest section of that town, it being about 1, 300 feet from the Pioneer and Wyoming Valley knitting mills and Shawnee box factory.

In 2010 around 1, 750, 000 passengers passed through the airport, making it the third busiest airport in the state after Dublin and Cork.

The structure is Queensland's busiest traffic bridge with more than 1 million vehicles crossing it weekly in 2007.

The Acela carried 3. 2 million passengers in fiscal year 2010 ; the busiest Amtrak route is the somewhat slower Northeast Regional, which had 7. 1 million riders in 2010 due to its lower fares and greater number of stops.

During World War II, the airport doubled in size and set a record of 1, 700 takeoffs and landings in a single day, making it the nation's busiest airport in terms of flight operation.

The air route between YUL and Toronto Pearson International Airport is currently the 14th busiest air route in the world, in terms of flights per week, while the air route between YUL and Paris-Charles de Gaulle is the 8th busiest in terms of passengers carried ( 1. 1 million ) between Europe and a non-European destination.

It is the second busiest passenger airport in Quebec after Montreal-Trudeau airport and the third busiest airport by aircraft movements in Quebec after Montreal-Trudeau and Montreal-Saint-Hubert, with 1, 313, 432 passengers and 128, 748 aircraft movements in 2011.

In 2011 the airport handled nearly 6. 9 million passengers, a 5. 1 % annual increase, making it the second busiest in Scotland, after Edinburgh Airport, and the eighth busiest airport in the United Kingdom.

Over 3. 1 million passengers used Aberdeen Airport in 2011, an increase of 11. 5 % compared with 2010, making it the 14th busiest airport in the UK.

The San Bernardino Line is the busiest of Southern California's seven Metrolink lines, running from Downtown Los Angeles east through the San Gabriel Valley and the Inland Empire to San Bernardino.

Bellikon's busiest street is Hauptstrasse ( Main Street ) running between Baden and Mutschellen Passhoehe.

The São Paulo-Rio de Janeiro section is named Rodovia Presidente Dutra, and it is the busiest section of the highway, running into or near of 15 cities with more than 200. 000 inhabitants.