Bhagalpur-Dumka Doubling Project: Execution Of Civil, P-Way, Electrification, Signal And Telecom Works For Construction Of Doubling Between Bhagalpur Jn. (Excl.) And Dumka Jn. (Excl.) From Km 1.600 To Km 114.500 In Connection With Bhagalpur-Dumka-Rampurhat Doubling Project Of Eastern Railwaybhagalpur-Dumka Doubling Project: Execution Of Civil, P-Way, Electrification, Signal And Telecom Works For Construction Of Doubling Between Bhagalpur Jn. (Excl.) And Dumka Jn. (Excl.) From Km 1.600 To Km 114.500 In Connection With Bhagalpur-Dumka-Rampurhat Doubling Project Of Eastern Railway,