West Singhbhum (Jharkhand), Nov 20 Two passengers were killed and over 47 others injured when eight bogies of the Tata-Bilaspur passenger train derailed after Maoists blew up railway tracks on Thursday night in Jharkhand's West Singhbhum district.

According to sources, the blast occurred between Manohar and Posoita railway stations just in front of the engine of the train, some 20 minutes after a pilot engine had passed.

Railway traffic on Howrah-Mumbai route has been paralyzed. A number of trains on the section have been diverted to alternative routes.

Railway authorities have announced helpline numbers. These are: 06587-238072, 06572290324 and 0661-2570680. (ANI)