Howrah Bridge is popularly known as Rabindra Setu in West Bengal. Howrah Bridge in Kolkata spans over river Hooghly and is considered to be a marvelous engineering work by the British. The Howrah Bridge is enumerated amongst the busiest cantilever bridge in the World. Howrah Bridge of Kolkata carries traffic of around 60,000 vehicles and innumerable pedestrians daily. The Howrah Bridge links the metropolitan city of Kolkata and Howrah. Thus the Howrah Bridge of Kolkata acts as the lifeline of this metropolitan city.