Madrid Metro Line 6: Rolling Stock Upgrade Fuels Rail Innovation

Madrid Metro invests €81M in new trains for Line 6, boosting capacity and automating the line.

Madrid Metro Line 6: Rolling Stock Upgrade Fuels Rail Innovation
August 5, 2025 1:33 pm

Madrid Metro Set to Revolutionize Line 6 with EUR 81 Million Investment in New Rolling Stock

The Community of Madrid is embarking on a significant modernization program for its metro network, with a crucial investment of over EUR 81 million earmarked for the acquisition of eight new wide-gauge trains. This initiative, announced today, is central to the broader, ongoing project of fully automating Metro Line 6, a pivotal circular route in the city’s transportation infrastructure. The “who” is the Community of Madrid, the “what” is the purchase of new trains, the “when” is now, the “where” is Metro Line 6, the “why” is to automate the line and improve service, and the “how” is through the deployment of state-of-the-art rolling stock. This article will delve into the details of this ambitious undertaking, examining the technical specifications of the new trains, the impact on passenger experience, and the wider implications for Madrid’s public transport network.

Boosting Capacity and Frequency

The eight new trains represent a key element in the upgrade of Metro Line 6, which currently serves over 400,000 daily passengers, a metric representing considerable demand. These new units will augment the 40 trains currently under construction by Construcciones y Auxiliar de Ferrocarriles (CAF) at their manufacturing facilities in Beasáin and Irún, bringing the total number of trains on the line to 48. The primary objective is to complete the automation of Line 6, which will dramatically increase service frequency. This will reduce wait times to as low as two minutes, effectively doubling the line’s throughput and enhancing operational efficiency. The total investment in the project now amounts to EUR 531.2 million, highlighting the scale of the undertaking. Increased frequency will also lead to improved passenger flow, reducing congestion during peak hours.

Advanced Technical Specifications and Passenger Experience

The new trains exemplify advancements in railway technology, incorporating improvements in energy efficiency and passenger comfort. The new units offer a 20% improvement in energy efficiency, despite a 33% increase in maximum speed, reaching up to 110 km/h. Each train will be composed of six interconnected carriages, designed without driver cabs to maximize passenger space. This design results in up to 17% more available space per train. The total capacity of each train is 1,385 passengers, including 165 seated. Accessibility is a key focus, with designated areas reserved for wheelchair users, and dedicated zones for bicycles and prams. Advanced Passenger Information Systems (PIS) will be installed, along with air conditioning, closed-circuit television (CCTV) surveillance, and mobile device charging points. The trains also incorporate inductive loop systems for enhanced audio announcements, supporting passengers with hearing aids.

Exterior Design and Integration with Existing Infrastructure

The exterior design of the new trains will maintain Metro de Madrid’s corporate colours to ensure visual consistency across the network. However, the aesthetic will incorporate a new contrast, with a white body and blue doors, to enhance visibility. This design choice not only provides an updated look but also ensures the new rolling stock is easily identifiable. This streamlined integration, combined with enhanced operational reliability, contributes to the seamless transition expected with the new line automation. This modernization effort signifies Metro de Madrid’s ongoing commitment to user-friendliness and efficiency across its network.

Expansion Beyond Line 6

While the investment is focused on Line 6, Metro de Madrid is also actively pursuing broader network improvements. Parallel to the Line 6 procurement, the metro authority is acquiring 40 additional narrow-gauge trains to be deployed primarily on Line 1, the city’s oldest metro line. This simultaneous investment in different rolling stock types demonstrates a comprehensive approach to modernizing the entire network. The allocation of resources reflects a strategic commitment to renewing infrastructure and boosting efficiency across the board.

Conclusion

The Community of Madrid’s investment in new rolling stock for Metro Line 6 and Line 1 signifies a decisive move towards a more modern, efficient, and accessible public transport system. The advanced features of the new trains, from improved energy efficiency and passenger comfort to enhanced accessibility, reflect a commitment to meeting the evolving needs of a diverse passenger base. The increase in frequency, made possible by full automation, will transform the commuting experience for hundreds of thousands of daily users. This undertaking demonstrates a larger trend across the railway industry, with an increasing emphasis on automation, passenger comfort, and environmental sustainability. The investment also places Metro de Madrid at the forefront of innovation in urban rail transport. The improved service levels on Line 6 are expected to serve as a benchmark for future upgrades across the network, ultimately reinforcing Madrid’s position as a leading European capital.

Company Summary (CAF)

Construcciones y Auxiliar de Ferrocarriles, S.A. (CAF) is a Spanish manufacturer of railway vehicles and equipment. CAF is involved in the construction and refurbishment of rolling stock for a variety of railway applications, including high-speed trains, commuter trains, metros, trams, and locomotives. With a strong global presence, CAF has a proven track record of supplying quality, technologically advanced railway solutions. CAF’s expertise in designing and manufacturing railway vehicles makes it a crucial partner in the Madrid Metro modernization initiative.