On 6 April 2025, India's first vertical-lift sea bridge opened across the Palk Strait — replacing a structure built under the British Raj in 1914 that salt air had finally defeated after 111 years of service.
The old Pamban Bridge was 111 years old when the trains stopped. Opened on 24 February 1914 across the Palk Strait connecting Tamil Nadu's mainland to Rameswaram Island, it was India's first sea bridge — a British colonial engineering achievement that outlasted the empire that built it by more than seven decades. Salt air won in the end. By December 2022, the corrosion had advanced far enough that engineers suspended all train movements across it. The bridge could no longer be trusted.
What replaced it — inaugurated by Prime Minister Modi on 6 April 2025 — is a different kind of engineering statement. India's first vertical-lift sea bridge.
A span that rises on command
The new Pamban Bridge is 2.07 kilometres long, built on 99 spans, and cleared for trains at 75 kmph, including the Vande Bharat Express that the 1914 structure could never have handled. But the feature that sets it apart is at its centre: a 72-tonne vertical-lift span that rises 17 metres in under five minutes. One operator, one control system. Ships up to 22 metres in height can pass underneath.
The old bridge used a Scherzer rolling bascule span — a tilting mechanism that opened sideways, like a drawbridge. It survived the catastrophic 1964 cyclone that swept a passenger train into the sea, killing around 115 people. The new mechanism operates on a different principle: the span rises vertically on cables, straight up, like an industrial elevator made of steel. There are no pivots, no rolling surfaces exposed to salt spray, no mechanical complexity where the sea can reach it.
111 years, then 100 more
The cost was ₹550 crore, built by Rail Vikas Nigam Limited. The structural life is certified at 100 years. Engineers used a polysiloxane coating developed for marine environments — protection that was not available in 1914, when the original builders had only paint and hope.
Rameswaram is one of Hinduism's holiest pilgrimage sites, receiving hundreds of thousands of devotees each year. The 1914 bridge was built primarily to connect them to the mainland. The new bridge carries the same devotional traffic, at higher speed, with a lift span that no longer needs teams of workers to operate manually.
As of January 2026, the colonial-era bridge has been approved for dismantling. The structure that survived a cyclone and seven decades of salt air will not survive the bridge that replaced it.
India building for the long haul
The Pamban crossing points toward something larger in Indian Railways' ambitions. The same RVNL involved here is also central to the Udhampur–Srinagar–Baramulla Rail Link, which includes the Chenab Bridge — completed in 2025 as the world's highest railway arch bridge. Two record-holding railway structures, both built by Indian engineers, both completed within months of each other.
The 1914 bridge proved that an Indian sea crossing can last a century. The 2025 replacement was designed to prove it twice — and to handle the trains, speeds, and traffic that the British engineers of the colonial era could not have imagined.