The story
Background
Before TransMilenio, mass transit in Bogotá consisted of thousands of independently operated and uncoordinated mini buses. There was also a plan for a network of elevated highways throughout Bogotá, and plans to build a subway as Medellín had done several years prior. When Enrique Peñalosa was elected mayor he cancelled these projects and oversaw the construction of the initial TransMilenio system, significantly reducing costs relative to these proposals.
Construction and opening
The mayor oversaw the creation of a special company to build the project and run the central system. The operational design of TransMilenio was undertaken by transport consultants Steer Davies Gleave, with the financial structuring of the project led by Capitalcorp S.A., a local investment bank. Most of the money required to build TransMilenio was provided by the Colombian government, while the city of Bogotá provided the remaining 30%.
The first phase of TransMilenio opened in December 2000, three years after the project was initiated. It covered Caracas Avenue and 80th Street. Other lines were added gradually over the next several years. In 1998, Prior to the introduction of TransMilenio, a 30 km trip by public transport would take 2 hours and 15 minutes; the same trip using TransMilenio in 2008 took 55 minutes.
In the beginning, most buses were diesel-powered, purchased from manufacturers such as the Colombian-Brazilian company Marcopolo-Superior, Mercedes-Benz, Volvo, and Scania. The buses were articulated and had a capacity of 160 passengers each. In May 2007, a new, larger bi-articulated bus, with capacity for 270 passengers, was presented to the public.
Bogotá won the first Sustainable Transport Award in 2005 due to the BRT system, as well as the city's urban cycling strategy.
For two days starting May 2 2006, several groups of bus drivers not associated with TransMilenio held a strike, protesting against some elements and consequences of the system. They disagreed with the amount of monetary compensation that they would receive in exchange for the disposal of old buses (from 10 to over 20 years old), traffic restrictions on the TransMilenio main lines, and a new initiative called Pico y Placa Ambiental ("Peak and Plate Environmental") in some city areas, which would restrict the schedules of buses older than 10 years to early morning hours to reduce pollution in the city.
Since the May 2006 expansion, the TransMilenio route system has changed dramatically, with new sections added to the system.
Large-scale protests over deficiencies in TransMilenio erupted on March 9 2012. Hundreds of protestors, many of them students, looted and broke windows, as well as blocking several of Bogotá's main roads. Criticisms cited include relatively high prices, overcrowding, and delays along many routes. 11 were injured, and over half a million dollars in damage were done. The vandals were confronted and detained by riot police, who used tear gas as well as water cannons to combat the protestors.
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At the end of 2018, Transmilenio ordered 1383 new buses to replace older models still in service. 52% were produced by Scania and ran on compressed natural gas, achieving a Euro 6 emission rating, while 48% were diesel-engined and made by Volvo with a Euro 5 emission rating.
Bogotá won the Sustainable Transport Award for a second time in 2022, due in part to the continued expansion and success of TransMilenio. A press release by the Institute for Transportation and Development Policy stated that "The City of Bogotá has assembled a fleet of 1,485 electric buses for its public transportation system—placing the city among the three largest e-bus fleets outside of China."
From Wikipedia’s article on TransMilenio, shared under CC BY-SA 4.0.4