From 280 kmph speed, Wi-Fi to luxury seats: Inside India's first bullet train

As work and structural testing continue at the BEML facility in Bengaluru, India's first indigenously designed bullet train marks an important step towards developing domestic high-speed rail technology.

In Short

• India's first bullet train is being built at BEML Bengaluru for Mumbai-Ahmedabad corridor
• Train designed for 249 kmph operational speed with 8 coaches and 557 passenger capacity
• Features include comfortable interiors, Wi-Fi, bio-digester toilets and accessible design

India's first indigenously designed bullet train is taking shape, marking a new step in the country's high-speed rail journey. Railways Minister Ashwini Vaishnaw recently visited the BEML manufacturing facility in Bengaluru, where the train is being built and is undergoing structural tests to check its strength and ability to operate at high speeds.

Sharing a glimpse of the train on X, Vaishnaw wrote, "The Making of Bharat’s First Bullet Train!"

The train is being developed for the Mumbai-Ahmedabad High-Speed Rail corridor. It brings together Indian engineering and modern technology, with features designed to meet the country's travel needs while keeping passenger comfort and safety in mind.

INDIA'S FIRST BULLET TRAIN: SPEED, SIZE AND PASSENGER CAPACITY

The train has been designed to achieve a maximum test speed of 280 kmph, while its planned operational speed is 249 kmph. It will be around 202 metres long and have eight coaches, including four motor cars and four trailer cars.

It will be able to carry around 557 passengers, including two dedicated spaces for persons with reduced mobility (PRM). The train will have seven standard-class coaches with a 3x2 seating arrangement and one executive-class coach with 2x2 seating.

There will be a driver's cab at both ends of the train. An intelligent on-board control system will help the driver make timely decisions and coordinate with the operations control centre.

The eight-coach configuration also offers room for future expansion. Two such trains can be joined to form a 16-coach train, allowing more passengers to travel at a time.

COMFORTABLE INTERIORS, WI-FI AND FACILITIES FOR PASSENGERS

The train's interiors have been designed keeping Indian passengers in mind. The seats will offer adequate legroom, while wide windows, LED lighting and overhead luggage racks are expected to make journeys more comfortable.

Passengers will also get power outlets to charge their phones and use laptops. Separate floor-mounted stands will provide space for larger bags, while modern bio-digester toilets will help manage waste with minimal effluent.

A sealed, single-piece gangway will connect the coaches, allowing passengers to move between them more easily.

The train will also have a passenger information system to keep travellers updated during their journey. LCD screens inside the coaches will display information in English, Hindi and regional languages. Audio announcements will provide travel-related updates, while emergency communication units will allow passengers to speak to the train crew if they need help.

A Wi-Fi-based infotainment system will also be available, allowing passengers to access preloaded entertainment content during the journey.

Accessibility has been built into the design as well. The train floor will be at the same height as the platform to make boarding easier. Retractable steps fitted into the doors will help reduce the gap between the train and platform.

Wheelchair-friendly doors, dedicated seating and toilets for persons with reduced mobility, and Braille-enabled signs are among the other features aimed at making travel easier for passengers with disabilities.

Each coach will have two heating, ventilation and air-conditioning (HVAC) units to maintain comfortable temperature and humidity levels across different weather conditions.

HOW THE BULLET TRAIN WILL HANDLE SPEED, NOISE AND BRAKING

Travelling at high speeds requires careful attention to air resistance, noise and pressure changes, particularly when a train passes through tunnels.

To address this, the train's nose and body have been designed using Computational Fluid Dynamics (CFD) simulations. These computer-based studies help engineers understand how air moves around the train and improve its shape to reduce resistance.

The aerodynamic design is expected to reduce air resistance, turbulence and pressure waves inside tunnels, while also helping limit sonic booms. The roof panels, air deflectors and HVAC units have been integrated into the overall design to support smoother airflow.

Noise reduction is another important part of the train's design. Sound insulation in the body and floor, special noise-damping coatings and covers around the wheels and undercarriage will help reduce noise during travel.

The train will operate on a 25 kV, 50 Hz single-phase AC traction system, with power supplied through an overhead catenary system. It will also use regenerative braking, a system that recovers some of the energy generated when the train slows down and puts it back into the power system.

As work and structural testing continue at the BEML facility in Bengaluru, India's first indigenously designed bullet train marks an important step towards developing domestic high-speed rail technology. The train is being built for the Mumbai-Ahmedabad corridor, with a focus on speed, passenger comfort, accessibility and energy efficiency.

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