Mexico City Metro Line 1
Line 1 / Línea 1
|System||Mexico City Metro|
|Ridership||245 million per annum (2011)|
|Opening||September 4, 1969|
|Operator(s)||Sistema de Transporte Colectivo (STC)|
|Rolling stock||- Trains MP-68 made in France in 1968, refurbished by CAF
- Trains NE-92 made in Spain in 1992
- Trains NM-83 made in Mexico between 1983 and 1991
|Line length||16.654 km (10 mi)|
|Track length||18.828 km (12 mi)|
|Track gauge||1,435 mm (4 ft 8 1⁄2 in) standard gauge|
|Operating speed||36 km/h (22 mph)|
Mexico City Metro Line 1 is one of the twelve metro lines operating in Mexico City, Mexico. Officially inaugurated in 1969, it went to become the first metro line to be built in the country. Its identifying color is pink and it runs through the city from west to east.
The first section of Line 1 was opened on 4 September 1969 as part of Mexico City Metro's first construction stage. To the original route Chapultepec – Zaragoza new station Juanacatlán was added to the west on 11 April 1970, and the first correspondencia transfer station became functional on 1 August 1970, when Line 2 was opened. The two westernmost stations Tacubaya and current terminal Observatorio were inaugurated on 20 November 1970 and 10 June 1971 respectively.
Station Pantitlán was opened on 22 August 1984 as eastern terminal during a fourth and final expansion. All twenty stations have operated since then, running a total track length of 18.83 km, of which 16.65 km are passenger track. The 1 is the only line in the network that is fully underground except for some surface track in Observatorio used for maintenance.
The line is built under several avenues: Parque Lira, Pedro Antonio de los Santos, Circuito Interior, Avenida de los Insurgentes, Avenida Chapultepec, Arcos de Belén, Balderas, Eje Central Lázaro Cárdenas, José María Izazaga, Isabel la Católica, Anillo de Circunvalación, Congreso de la Unión, Eduardo Molina, and Ignacio Zaragoza, it commutes with Line 7 and 9 at the Station Tacubaya, Line 3 at Balderas, Line 8 at Salto del Agua, Line 2 at Pino Suárez, Line 4 at Candelaria, Line B at San Lázaro and Lines 5, 9 and A at Pantitlán.
- September 4, 1969: from Chapultepec to Zaragoza.
- April 11, 1970: from Chapultepec to Juanacatlán.
- November 20, 1970: from Juanacatlán to Tacubaya.
- June 10, 1971: from Tacubaya to Observatorio.
- August 22, 1984: from Zaragoza to Pantitlán.
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