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Metrorrey
View on WikipediaThis article needs additional citations for verification. (September 2020) |
| Metrorrey | |
|---|---|
Train arriving at Sendero metro station | |
| Overview | |
| Native name | Sistema de Transporte Colectivo Metrorrey |
| Owner | Nuevo León state government |
| Locale | Monterrey, Nuevo León, México |
| Transit type | Light metro and rapid transit |
| Number of lines | 3[1] |
| Number of stations | 40[1] |
| Daily ridership | 369,000 (2023)[2] |
| Annual ridership | 134.84 million (2023)[2] |
| Website | STC Metrorrey |
| Operation | |
| Began operation | 1991 (Line 1)[3] 1994 (Line 2)[3] 2021 (Line 3)[1] |
| Operator(s) | Sistema de Transporte Colectivo Metrorrey |
| Character | Elevated and underground |
| Number of vehicles | 134[4] |
| Train length | 2-3 cars |
| Technical | |
| System length | 40 km (25 mi)[1] |
| Track gauge | 1,435 mm (4 ft 8+1⁄2 in)[5] |
Metrorrey, officially Sistema de Transporte Colectivo Metrorrey, is a rapid transit system that serves the metropolitan area of Monterrey. It is operated by the Sistema de Transporte Colectivo Metrorrey, which is part of the decentralized public administration of Nuevo León.[6] In 2022, it was the sixth largest metro system in North America by ridership.
The inaugural line opened to the public on 25 April 1991 and served 17 stations.[3] The system has since expanded. As of 2024, the system operates 50 high-floor electric trains along 3 lines, serving 40 stations with a route of 40 kilometers (25 mi).[2][1]
Operations
[edit]Lines
[edit]The Metrorrey has three lines with 40 stations.[1]
Line 1
[edit]Line 1 opened on April 25 of 1991[3] and has 19 stations, it runs through the center of the city from the north-west to the eastern part of the Monterrey metropolitan area. Built as an 18.5 km (11.5 mi) long line,[7] it runs parallel to the former 1887 Topo Chico tramline and is grade-separated as it runs on an elevated structure. A complete ride along this line takes about 27 minutes.[3]
Line 2
[edit]Line 2 has 13 stations and is 13 km (8.1 mi) long, it is also fully grade-separated, partially on an elevated structure and partially underground, running from the center of the city towards the north. The first 4.5 km (2.8 mi) long underground segment opened on November 30 of 1994 with 6 stations,[3] with the possibility of transferring to Line 1 at Cuauhtémoc station. In 2005 construction began on an expansion to the line with a total investment of US$200 million. Said expansion comprised 2 phases, the first one being 3.2 km (2.0 mi) (1.5 km (0.93 mi) of it underground) long, it opened on October 31 of 2007 adding 3 more stations to the line.[3] The second phase added another 5.3 km (3.3 mi) of elevated railway along the center of the Universidad avenue and 4 more stations, it was inaugurated on October 9 of 2008[3] by Nuevo León Governor Natividad González Parás and Mexican president Felipe Calderón.
Line 3
[edit]Line 3 has 8 stations and is 7.5 km (4.7 mi) long,[1] it is grade-separated and runs mostly on an elevated structure, except the southern end section that connects with Line 2 at Zaragoza station.[8] The two lines are operated jointly.[9][10] Construction of Line 3 started in 2013[1] and was completed by January 2020, but the rolling stock had not been delivered; at that time, the estimated delivery for twenty-six rail cars was December 2020.[11] It was eventually inaugurated on February 27, 2021[1] by Nuevo León Governor Jaime Rodríguez Calderón.[12]
Network
[edit]
Metrorrey shares characteristics with both a light rail system and a metro system. It utilizes high-floor light rail vehicles, similar to light rail systems, while also operating on a fully grade separated exclusive right-of-way with high passenger volumes, similar to a metro system.
The network primarily operates above-ground, with most of its sections on elevated railway viaducts: of its forty stations, thirty-two are elevated, seven are underground, and one is on the surface. Most of the elevated portions of the network are built along an avenue's median and follow the avenue's path. The underground portions of Lines 2 and 3 also follow the routes of the streets above.
Metrorrey is made up of a variety of different train systems. Lines 1, 2, and 3 are designed as light rail systems, Lines 4 and 6 are designed as monorails, and Line 5 is designed as an Autonomous Rail Rapid Transit system.
Map
[edit]Hours of operation
[edit]On all lines, the first train leaves each terminus station at 5:00 a.m. and the last train leaves at 11:30 p.m., with the network remaining in operation until midnight.[13] Stations open at 4:45 a.m.[14]
On Christmas Eve and New Years' Eve, services end at 11.00 p.m., and on Christmas and New Years' Day, services start at 7.00 a.m.[14] During events in Fundidora Park, like Pal Norte, stations Y Griega and Parque Fundidora remain open until 3:00 a.m, with other stations open solely for disembarking.
Fares and payment methods
[edit]
Payment methods include the Me Muevo and Mia NFC cards, QR codes generated by the Urbani or E-UANL apps, and Spin by Oxxo contactless debit cards.[14] The NFC cards can be bought for MXN $20.00 at automated machines and can be recharged to a maximum of MXN $500.00.
As of April 2024, a single trip costs MXN $7.70 and allows a rider one trip anywhere within the system with unlimited transfers. This ticket also allows transfers to Ecovía services at Mitras station. A Tarifa Integrada (in English: "integrated fare") costs MXN $15.00, which includes up to two transfers between the TransMetro bus system and the Metrorrey system within two hours from the first validation.[14]
A discounted rate of MXN $3.00 for single trips is available for the elderly. UANL students, via the E-UANL app, have access to a discounted rate of MXN $7.50 for single trips and MXN $9.50 for the Tarifa Integrada.[14]
Transfers to other systems
[edit]TransMetro
[edit]
Metrorrey has a bus system called TransMetro. This system uses integrated fares, called a Tarifa Integrada, which costs MXN $15.00 and allows up to two transfers between the bus system and Metrorrey.
TransMetro routes typically pass by or start at Metrorrey stations: eleven routes start in Line 1 (three in Talleres, one in Mitras, one in Cuauhtémoc, one in Félix U. Gómez, two in Y Greiga, and three in Exposición), twelve routes in Line 2 (eight in Sendero and four in Universidad), and six routes in Line 3 (all start at Hospital Metropolitano).[15]
Ecovía
[edit]Metrorrey has one integrated connection with the Ecovía bus rapid transit system, located in Line 1's Mitras station, allowing users to transfer between both systems at no cost.[16] Line 3 has a connection with Ecovía at Ruiz Cortines station; however, unlike Line 1's connection, this one requires users to exit the station, meaning that a fare must be paid when transferring.
Rolling stock
[edit]
The Metrorrey system uses 134 high-floor articulated vehicles.[4] Five manufacturers have provided rolling stock for Metrorrey, these being Concarril (MM-90A),[7] Bombardier (MM-90B and MM-05),[7] CAF (MM-93), Duewag-Talbot (MM-U3),[9] and CRRC (MM-20 and MM-24). MM-U3 is the only type of vehicle that was refurbished: they were originally Frankfurt U-Bahn Type U3 trains until 2017, and were refurbished by Talbot Services to extend their service life by 20 years.[9]
All of the rolling stock has a maximum velocity of 80 km/h (50 mph). Their average velocity is 30 km/h (19 mph).[17] There is air conditioning in the MM-93, MM-U3, MM-20, and MM-24 models.
The MM-90, MM-93, MM-05, and MM-20 models can be configured as four-car trains, while the MM-U3 model, due to its smaller size, can be configured as a five-car train. However, due to station platform sizes, three-car configurations are used for the MM-90, MM-93, MM-05, and MM-20 models, and four-car configurations are used for the MM-U3 model.
| Model | Image | Manufacturer | Capacity | Fleet size |
|---|---|---|---|---|
| MM-90A | Concarril | 300 | 25 | |
| MM-90B | Bombardier | 300 | 23 | |
| MM-93 | CAF | 300 | 22 | |
| MM-05 | Bombardier | 300 | 14 | |
| MM-U3 | Duewag-Talbot | 260 | 24 | |
| MM-20 | CRRC | 300 | 26 | |
| MM-24 | CRRC | 300 | 4 | |
| MM-25 | CRRC | 300 | 18 |
Lines
[edit]According to Mexico's National Institute of Statistics, Geography and Informatics, Metrorrey's three lines transported 134.84 million passengers in 2023, which corresponds to an average daily ridership of about 369,000 passengers.[2]

Each line has a number and color assigned to it. The network adopted the logo system of the Mexico City Metro, with the logo including an icon representing the station's surroundings and the line's corresponding color. Stations serving two or more lines show the respective colors of each line in diagonal stripes. The logos were updated in 2021.[18]
| Line | Opened | Last extension |
Stations served |
Length | Termini | Transit type | |
|---|---|---|---|---|---|---|---|
| Line 1 | 1991 | 2002 | 19 | 18.8 km (11.7 mi) | Talleres Exposición |
Light rail | |
| Line 2 | 1994 | 2008 | 13 | 13.7 km (8.5 mi) | Sendero General Zaragoza |
Light rail | |
| Line 3 | 2021 | — | 8 | 7.5 km (4.7 mi) | Hospital Metropolitano General Zaragoza |
Light rail | |
Planned lines
[edit]Throughout his campaign and in the first months of his term, Governor Samuel García pledged to substantially expand the Metrorrey network during his tenure. In November 2021, García unveiled the planned routes for Lines 4 and 5. The 13.5 km (8.4 mi)-long Line 4 will connect the Western suburb of Santa Catarina with Downtown Monterrey, while Line 5 will follow a southern route towards the Carretera Nacional area, with an estimated route of 8.5 km (5.3 mi).[19]
García furthermore announced that the new lines will predominantly run on an elevated viaduct, which caused some backlash among neighbors in South Monterrey, with calls for an underground system.[20] Line 6 was announced in the wake of this controversy. At 18.5 km (11.5 mi) long, it is expected to become the longest route in the system, connecting Downtown Monterrey with the suburb of Apodaca.
In all, the expansion plans set forward by Governor García call for 41 kilometres (25 mi) of new track and 41 new stations built by 2027, effectively doubling the network's length and number of stations in six years. Lines 4 and 5 will are expected to begin construction in July 2022, at a cost of MXN$19 billion (US$1 billion). The cost for Line 6 has been estimated at MXN$26 billion (US$1.3 billion), with a start date for its construction yet to be announced.[21]
See also
[edit]References
[edit]- ^ a b c d e f g h i "Inauguran Lína 3 del Metro en Monterrey; durí ocho años su conclusión". Hoy Tamaulipas (in Spanish). 28 February 2021. Retrieved 28 February 2021.
- ^ a b c d "Economia y sectores productivos - Transporte de pasajeros". Instituto Nacional de Estadísitica y Geografía (INEGI). Retrieved 2024-04-02.
- ^ a b c d e f g h "Sistema de Transporte Colectivo Metrorrey - Historia" [System of Collective Transport Metrorrey - History] (in Spanish). Gobierno del Estado de Nuevo León. Archived from the original on 2013-10-24. Retrieved 2013-08-06.
- ^ a b "Metrorrey - Material rodante" (PDF). AMF (in Spanish). December 2020. Retrieved 30 May 2021.
- ^ Tanajara, Jesus; Flota (7 November 2016). "STC Metrorrey - Dirección de Mantenimiento de vías" (PDF). Seminario de Infraestructura Ferroviaria Mexicana (in Spanish). Retrieved 30 May 2021.
- ^ "Dependencias | Gobierno del Estado de Nuevo León". www.nl.gob.mx. Retrieved 2024-04-24.
- ^ a b c May, Jack (1994). "Mexico Says Sí to LRT: Light Rail South of the Border". 1994 Light Rail Annual & User's Guide, p. 7. Pasadena, CA (US): Pentrex. ISSN 0160-6913.
- ^ "Sobrepasa L3 presupuesto y suma seis años de retraso" [L3 exceeds budget and totals six years of delay]. El Porvenir (in Mexican Spanish). 28 February 2021. Retrieved 2021-03-03.
- ^ a b c "Frankfurt U3 and CRRC light rail vehicles for the Monterrey metro". Urban Transport Magazine. October 17, 2020. Retrieved 2021-03-03.
- ^ Schwandl, Robert. "Monterrey". www.urbanrail.net. Retrieved 2021-03-03.
- ^ "Línea 3 del Metro está lista, pero sin vagones". Milenio (in Spanish). 11 July 2019. Retrieved 2020-01-17.
- ^ Flores, Lourdes (27 February 2021). "Gobierno de Nuevo León inauguró la línea 3 del Sistema Colectivo Metrorrey" [Government of Nuevo León inaugurated line 3 of Metrorrey]. El Economista (in Mexican Spanish). Retrieved 2021-03-03.
- ^ "▷ Horario Metro Monterrey 【2024】Descargar o Ver en línea". metromonterrey.com (in Spanish). 2022-07-04. Retrieved 2024-04-23.
- ^ a b c d e "Inicio | Metrorrey | Nuevo León". Metrorrey. Retrieved 2024-04-24.
- ^ "Inicio | Metrorrey | Nuevo León". Metrorrey. Retrieved 2024-04-24.
- ^ "Conectan Ecovía y Línea 1". www.elnorte.com (in Spanish). Retrieved 2024-04-24.
- ^ "▷ Metro Monterrey | Horario, Mapa, Estaciones y Líneas". metromonterrey.com (in Spanish). 2022-06-23. Retrieved 2024-04-24.
- ^ "Cambia Metro imagen, pero falta información". www.elnorte.com (in Spanish). Retrieved 2024-04-26.
- ^ Elhorizonte (November 19, 2021). "Líneas 4 y 5 del metro inician en julio 2022; serán elevadas". El Horizonte. Retrieved 2021-03-14.
- ^ "Vecinos no quieren Línea 5 del Metro regio en Monterrey, NL". El Sol de México. February 19, 2022. Retrieved 2021-03-14.
- ^ "Proyecta Estado seis líneas del metro totales; llegará a Apodaca". El Sol de México. March 13, 2022. Retrieved 2021-03-14.
External links
[edit]
Media related to Monterrey Metro at Wikimedia Commons
- Metrorrey – official website
- Monterrey (Metrorrey) at UrbanRail.net
- Siemens Receives Order to Extend the Metro in Monterrey, Mexico Archived 2008-06-13 at the Wayback Machine
- The Tramways of Monterrey
Metrorrey
View on GrokipediaMetrorrey, officially the Sistema de Transporte Colectivo Metrorrey, is a rapid transit railway system that serves the metropolitan area of Monterrey, Nuevo León, Mexico, the country's third-largest urban agglomeration. Operated by a decentralized public entity of the state government, it comprises three lines spanning approximately 39 kilometers with 36 stations, utilizing a combination of underground and elevated infrastructure to connect key districts across the city.[1][2]
The system originated with the opening of Line 1 on April 25, 1991, an 18.5-kilometer east-west route featuring 19 stations that traverses the city center and extends to northwestern suburbs.[1] Line 2 followed on November 30, 1994, providing a north-south axis of 13 kilometers with 10 stations, later extended in phases through 2008.[1] Line 3, inaugurated on February 27, 2021, added 7.5 kilometers and 7 mostly elevated stations as an extension forming a U-shaped configuration with Line 2, enhancing connectivity to northeastern areas.[3][1]
Metrorrey employs air-conditioned, high-floor trains and integrates with feeder bus services under Transmetro, facilitating efficient mass transit for daily commuters in a region of over four million residents.[1] While recognized for its punctuality and role in alleviating traffic congestion, the system has faced operational challenges, including a 2022 suspension of elevated Line 2 sections due to structural safety concerns that prompted evacuations and service halts.[4] Future expansions, such as Lines 4 through 6 planned as elevated light rail or monorail corridors, aim to further extend coverage, with construction on Line 6 commencing in 2023.[1]
History
Inception and Initial Construction
The Sistema de Transporte Colectivo Metrorrey was established in 1987 as a decentralized public entity under the government of Nuevo León to plan, construct, and operate a rapid transit network addressing the metropolitan area's expanding transportation demands.[5] A master plan published that year envisioned multiple lines, prioritizing an east-west route through central Monterrey to connect key residential, commercial, and industrial zones.[6] Construction of Line 1, the system's foundational segment, began in April 1988 following approval of a budget exceeding 275 billion pesos (in 1988 terms) for infrastructure, including elevated tracks, 25 initial MM-90 train cars, and 17 stations spanning roughly 18 km from Exposición/Universidad in the east to San Bernabé in the west.[6] [7] The project involved coordination between state authorities and contractors, focusing on elevated viaducts to minimize urban disruption while integrating with existing bus routes. Initial works prioritized the core corridor along major avenues like Constitución and Universidad, with engineering adapted to Monterrey's terrain and seismic considerations.[8] Line 1 entered revenue service on April 25, 1991, marking Metrorrey's operational debut and initially serving peak-hour demands with electric multiple-unit trains capable of handling up to 800 passengers each.[2] [7] Early ridership exceeded projections, validating the system's role in alleviating congestion from Monterrey's postwar vehicle growth, though construction delays from funding and logistical hurdles extended the timeline beyond three years.[6]Opening and Early Expansions
The Metrorrey rapid transit system commenced operations on April 25, 1991, with the opening of Line 1, which spanned 17.6 kilometers and served 17 stations from Cuauhtémoc in central Monterrey to Exposición/Estadio in the east.[6] [9] The line primarily utilized elevated tracks to traverse the city's core, facilitating east-west connectivity for commuters.[6] Its inauguration, attended by Mexican President Carlos Salinas de Gortari, marked the realization of long-planned urban rail infrastructure aimed at alleviating traffic congestion in the growing metropolitan area.[6] The system's first major expansion occurred on November 30, 1994, with the introduction of Line 2, a 13-kilometer north-south route connecting Sendero in the northern municipality of Guadalupe to Zaragoza in central Monterrey via 13 stations.[10] [7] This line incorporated both underground and elevated segments, including a cut-and-cover tunnel through dense urban zones, and was also inaugurated by President Salinas de Gortari.[11] [6] Construction had begun in February 1993, reflecting sustained investment in network growth to serve expanding suburbs.[7] A subsequent early extension to Line 1 was completed in 2003, adding a single station at Talleres to the northwestern terminus and extending the route to 17.8 kilometers with 19 stations total.[9] This modest addition enhanced access to industrial and residential areas in northwestern Monterrey, building on the foundational lines without significant alterations to operational capacity at the time.[9]Modern Extensions and Challenges
The extension of Metrorrey's network accelerated in the 2010s with the initiation of Line 3 construction in October 2013, spanning 7.5 kilometers with eight stations from Hospital General to Sendero, aimed at alleviating congestion in southern Monterrey.[3] Despite initial projections for completion by 2015, delays due to state budget shortfalls pushed the opening to February 27, 2021, after additional federal funding resolved procurement issues for rolling stock.[12] This line, elevated throughout, integrated with existing routes at Universidad station, enhancing connectivity for over 200,000 daily passengers in the area by providing direct access to key medical and educational hubs.[3] Subsequent expansions focus on Lines 4 and 6, a combined 34.37-kilometer corridor under construction since 2021 to link central Monterrey westward to Santa Catarina and eventually Mariano Escobedo International Airport, positioning it as Latin America's longest metro line upon completion.[13] As of September 2025, progress reached nearly 60%, with the initial segment from Hospital de Ginecología to Cuidadela slated for partial opening by 2026 to support FIFA World Cup events, though full extension to the airport remains contingent on phased funding from state and federal sources.[14] Proposals for Line 1 extension northward to Juárez municipality, advocated in early 2024, aim to address underserved industrial zones but face feasibility studies amid competing priorities.[15] Challenges persist in maintenance and operational reliability, exacerbated by prior administrations' budget reductions that led to deferred upkeep, resulting in frequent disruptions and safety concerns as noted in official assessments from 2022.[16] Insecurity incidents, including robberies and assaults, have risen despite security protocols, correlating with Monterrey's rapid population growth from 4 to 6 million residents over two decades, which strains capacity without proportional infrastructure scaling.[17] Broader mobility issues, such as prolonged travel times and inadequate integration with non-motorized options, compound these, as highlighted in 2025 analyses of metropolitan transport deficits.[18] Construction delays for new lines, driven by fiscal constraints and urban planning hurdles, underscore the need for sustained investment to match demand exceeding 500,000 daily riders across the system.[19]System Operations
Network Layout and Coverage
Metrorrey operates three lines spanning a total route length of 39.5 kilometers and serving 40 stations across the Monterrey metropolitan area in Nuevo León, Mexico.[9] The system provides essential connectivity for over 4 million residents, linking central urban districts, industrial zones, residential neighborhoods, and key institutions such as hospitals and universities, though its coverage remains limited compared to the sprawling metropolitan footprint, focusing primarily on east-west and north-south corridors in the city's core and northern suburbs.[1] Line 1, the system's inaugural route opened on April 25, 1991, extends 18.5 kilometers with 19 stations along an east-west alignment from Exposición in Guadalupe to San Bernabé in the northwest, constructed entirely on an elevated concrete viaduct through the city center.[1] It facilitates transfers to Line 2 at Cuauhtémoc station and covers densely populated areas including commercial hubs and educational facilities.[1] Line 2 runs 13 kilometers north-south with 13 stations from Sendero in the north to Zaragoza in the south, featuring a mix of underground sections (initially 4.5 kilometers deep at 17 meters) and elevated structures following extensions completed in 2007 and 2008.[1] This fully grade-separated line, operational since November 30, 1994, connects industrial and residential suburbs in the north with southern districts, integrating air-conditioned stations equipped with escalators at select points.[1] Line 3, an 7.5-kilometer extension branching northeast from Zaragoza, includes 8 stations and reaches Hospital Metropolitano, predominantly on elevated tracks since its opening on February 27, 2021.[3] It operates in tandem with Line 2, forming a U-shaped southern loop that enhances access to medical and peripheral urban areas previously underserved by the network.[1] Overall, the layout emphasizes radial coverage from the center outward, with ongoing plans for future expansions to address gaps in eastern and airport-adjacent regions.[9]Schedules, Fares, and Payment Methods
Metrorrey operates daily from 5:00 a.m. to 12:30 a.m., providing service throughout the year without interruptions for holidays.[2] Train frequencies vary by line and time of day, typically ranging from 4 to 8 minutes during peak hours and 10 to 15 minutes off-peak, though exact intervals can be affected by maintenance or high demand.[2] The standard single-trip fare for the metro is 9.50 Mexican pesos as of October 2025, following monthly incremental adjustments initiated in prior years to reach projected levels by 2030.[20] [21] Preferential rates apply for students, seniors, and people with disabilities, requiring validation through official documentation at stations.[2] Transfers to integrated bus systems like Transmetro incur additional charges, with no free interchanges within the metro network itself. Payment is exclusively electronic, with cash no longer accepted at turnstiles to streamline operations and reduce evasion. Valid methods include the rechargeable Me Muevo card, available for an initial 20 pesos at stations, OXXO, or 7-Eleven stores and reloadable via cash at those locations or digitally through apps.[2] [22] The Spin by OXXO card and QR codes generated via the Urbani app also enable contactless entry, supporting integration across Nuevo León's public transit systems.[23] [24] Users must tap cards or scan QR codes at validators, with insufficient balance preventing access and potential fines for evasion.[2]Interconnections with Other Transit Systems
Metrorrey interconnects with the Ecovía bus rapid transit (BRT) system, a 30.1-kilometer corridor linking Monterrey, San Nicolás de los Garza, and Guadalupe, which began operations on February 3, 2014, and handles approximately 160,000 daily passengers.[25][26] Physical transfer points enable passengers to switch between the metro and BRT, including at Ruiz Cortines station on Line 3, where the connection supports the U-shaped extension of Line 2 inaugurated on February 27, 2021.[3] Ecovía also intersects Metrorrey's Line 1 and Line 2, providing broader access to east-west corridors despite separate fare systems requiring separate payments for transfers.[27] The system further integrates with local bus services through Metrorrey-operated Transmetro feeder routes, which use dedicated stops along metro alignments and accept the Tarjeta Me Muevo card for seamless fare payment across nine lines tied to Line 1.[2] As of October 2025, no direct links exist with regional rail, but federal authorities plan to connect the Tren del Golfo passenger service—under construction along a route through the Monterrey metropolitan area—to the metro at the Miravalle sector, aiming to enhance intercity mobility once operational.[28][29]Lines and Stations
Line 1
Line 1, the inaugural route of the Metrorrey system, opened on April 25, 1991, initially spanning from Exposición to San Bernabé before subsequent extensions.[30][9] It currently operates over 18.8 kilometers with 19 stations, connecting Talleres in the western industrial zone to Exposición in the eastern central district, primarily along a northwest-southeast alignment serving residential, educational, and medical facilities in northern Monterrey.[31][32] The line facilitates key transfers, including at Cuauhtémoc with Line 2 and at Exposición with regional buses, handling significant commuter traffic as the system's foundational artery.[2][9] Construction began in the late 1980s as part of efforts to alleviate traffic congestion in the rapidly growing Monterrey metropolitan area, with the initial 13-station segment inaugurated under Nuevo León state oversight.[30] Further westward extensions occurred progressively, reaching Penitenciaría by 1994 and culminating at Talleres in June 2002, adding depots and maintenance facilities to support operations.[33] Trains on this line utilize rubber-tired rolling stock compatible with the system's at-grade and elevated tracks, operating at-grade in peripheral sections and elevated through denser urban corridors to minimize disruptions.[31][34] The stations, listed from west to east (Talleres to Exposición direction), include:| Station Name | Key Features/Connections |
|---|---|
| Talleres | Maintenance depot terminus |
| San Bernabé | Residential access |
| Unidad Modelo | Local neighborhoods |
| Aztlán | Community serving |
| Penitenciaría | Near correctional facilities |
| Alfonso Reyes | Cultural and residential |
| Mitras | Industrial zone |
| Simón Bolívar | Urban residential |
| Hospital | Medical district access |
| Del Golfo | Commercial area |
| Félix U. Gómez | Educational proximity |
| Parque Fundidora | Near industrial park |
| Y Griega | Interchange potential |
| General Anaya | Historical area |
| Universidad | Proximity to universities |
| Cuauhtémoc | Transfer to Line 2 |
| Eloy Cavazos | Central access |
| Central | Downtown linkage |
| Exposición | Major bus and event connections |
