Semi-high-speed rail sits between conventional Indian Railways services and true 320 km/h high-speed rail. Think corridors and trains built for roughly 130 to 200 km/h. In India that covers both dedicated new semi-HSR corridors, such as the Kerala SilverLine and Pune to Nashik projects, and faster services on upgraded routes. This page follows India’s semi-high-speed rail corridors: their routes, their status and the latest developments.
Semi-high-speed rail corridors at a glance
Each project links to its full Metro Rail News profile with route, cost and current status.
Kerala Silver Line (SilverLine)
ApprovedPune–Nashik Semi HSR
ApprovedAhmedabad–Rajkot Semi HSR
What semi-high-speed rail is
Semi-HSR buys a big jump in journey speed without the cost and complexity of full high-speed rail. Where HSR needs entirely dedicated, grade-separated corridors for 320 km/h running, semi-HSR aims for 160 to 200 km/h. It gets there either on purpose-built standard-gauge corridors or by upgrading existing alignments, straightening curves, strengthening track and signalling, and fencing the right of way. For routes where demand and terrain do not yet justify a bullet train, it is the pragmatic option.
India’s semi-HSR corridors
Several states are chasing dedicated semi-high-speed corridors. The best known is the Kerala SilverLine (K-Rail), a proposed line of about 530 km that would link Thiruvananthapuram and Kasaragod end to end in roughly four hours. Maharashtra’s Pune–Nashik Semi HSR would connect two fast-growing industrial hubs, and Gujarat’s Ahmedabad–Rajkot Semi HSR carries the model into the Saurashtra region.
Semi-HSR next to RRTS and HSR
The three fast-rail modes are easy to mix up. RRTS, branded Namo Bharat, runs at 160 km/h for regional commuting around a metropolis. Semi-HSR runs at 160 to 200 km/h for intercity links. Full high-speed rail runs at 320 km/h between major cities. Each one is picked to match the distance, demand and budget of the route it serves.
Latest semi-high-speed rail news
The stories below refresh on their own as we publish: approvals, DPRs, alignment decisions and rolling-stock news from across the corridors.
Frequently asked questions
What is semi-high-speed rail?
Trains and corridors designed for operating speeds of roughly 130 to 200 km/h, faster than conventional rail but below true 320 km/h high-speed rail.
What is the Kerala SilverLine?
The SilverLine (K-Rail) is a proposed semi-high-speed corridor of about 530 km connecting Thiruvananthapuram and Kasaragod in Kerala, designed for around 200 km/h.
Is Vande Bharat a semi-high-speed train?
Yes. Vande Bharat services are classed as semi-high-speed and can run up to 160 km/h on suitably upgraded sections of the existing network.