Vembanad Rail Bridge
Vembanad Rail Bridge is a rail connecting Edappally and Vallarpadam in Kochi, Kerala. With a total length of 4,620 metres, it is the second longest railway bridge in India. After a period of disuse, freight service was relaunched in January 2020. Construction 
The construction of the bridge started in June 2007 and was completed on 31 March 2010. The rail bridge was built by Rail Vikas Nigam Ltd.,Chennai PIU, A Government of India Enterprise (RVNL). Route 
The link from Edapally to Vallarpadam start from Edapally running 3 km parallel to an existing track until it reaches Vaduthala. The rail line then passes through the Vembanad Bridge through 3 small islands, including the Idyakkara and Mulavukad islands in Vembanad Lake to reach Vallarpadam. 80% of the bridge is constructed over water. Details 
A total of 11700 tonnes of reinforced steel, 58000 tonnes of cement, 99000 cubic metre of metal aggregates, 73500 cubic metre of sand, 127000 cubic metre of concrete work and 154308 cubic metre of earth work went into this project. The bridge is constructed over pile foundations at 133 locations. The bridge comprises 231 girders, each weighing 220 tonnes. The bridge has 132 spans consisting of 33 spans of 20 m and 99 spans of 40 m which are made of PSC girders and cater to electric traction. See also 
International Container Transshipment Terminal, Kochi
List of longest bridges in the world
List of longest bridges above water in India

References

Bridges and flyovers in Kochi
Railway bridges in India
Thiruvananthapuram railway division
Transport in Kochi
Buildings and structures in Kochi
2011 establishments in Kerala
Bridges completed in 2010