The rumor that the Howrah Bridge (Rabindra Setu) is closed for one minute at 12:00 AM and 12:00 PM is a popular urban legend in Kolkata. In reality, the bridge remains open 24/7 and does not close daily at these times.

Here is the breakdown of the myth versus the facts:

1. The Myth: "The 12 O’Clock Curse"

The rumor suggests that the bridge’s engineers made a grim prediction: they allegedly stated that if the bridge were ever to collapse, it would happen at exactly 12 o’clock (either noon or midnight).

According to the legend, the bridge is momentarily "closed" to all traffic—cars, pedestrians, and even ships passing underneath—to prevent any sudden vibration or weight from triggering a collapse at this "vulnerable" moment.

2. The Reality: Why It Isn't True

* Engineering Logic: There is no scientific or structural reason why a bridge would be more likely to collapse at a specific hour of the day. The Howrah Bridge is a balanced cantilever bridge designed to withstand massive loads and environmental stress.

* Traffic Logistics: The Howrah Bridge is one of the busiest cantilever bridges in the world, carrying over 100,000 vehicles and 150,000 pedestrians daily. Stopping traffic—even for 60 seconds—would cause massive bottlenecks in a city already known for heavy congestion.

* Historical Record: In its 80+ year history, the bridge has almost never been fully closed. In fact, in November 2024, it was closed for a few hours for a comprehensive health audit, which news outlets noted was the first time in 81 years it had been fully shut down to traffic.

3. Origins of the Rumor

The legend likely stems from a few historical and structural facts that were "telephoned" into a myth over time:

* The Key Legend: There is another famous myth that the bridge has a "secret key" held by the British (or the Port Trust) that could open the bridge in the middle. While the older floating bridge it replaced did open to let ships pass, the current Howrah Bridge is a fixed structure.

* Thermal Expansion: Like all steel structures, the bridge expands and contracts with temperature. 12:00 PM is often the hottest part of the day, leading some to wrongly believe this makes the bridge "unstable."

> Summary: You can safely cross the Howrah Bridge at midnight or noon without fear! The 1-minute closure is simply a piece of Kolkata's rich folklore.

Signing off

@Tutan