Ahmedabad, Nov. 3 -- The construction of 12 out of the total 20 river bridges in Gujarat for the 508-km long Mumbai-Ahmedabad bullet train corridor has been completed, officials said on Sunday.

The 120-metre-long bridge on the Kharera river in Navsari district is the 12th such structure to be recently completed in Gujarat, the National High Speed Rail Corporation Limited (NHSRCL) said.

The bullet train project covers Gujarat (352 km) and Maharashtra (156 km), with a total of 12 stations planned at Mumbai, Thane, Virar, Boisar, Vapi, Bilimora, Surat, Bharuch, Vadodara, Anand/Nadiad, Ahmedabad and Sabarmati.

The train is expected to reduce the travel time between Ahmedabad and Mumbai to around 3 hours from the current 6 to 8 hours.

"The...