Design, Drawing, Supply And Erection Of 25 Kv Ohe And Allied Electrical Works With Modification Works Of Affected Ohe In Connection With "Re-Girdering Of Br. No. 34T (Up Line) In Bt-Bnj Section, Br. No. 76T In Bnj-Ptpl Section, Br. No. 34T (Dn Line) In Bt-Bnj Section And Br. No. 77T In Bnj-Ptpl Section Under Jurisdiction Of Sse/Tr-D/Bt Of Sealdah Division".