Tender For (i) at sonpur div.:- interlocking with upgradation of 1 nos. level crossing gates with provision of motor operated lifting barrier and sliding boom. (ii) at sonpur div.:- electrical work in connection with provision of elb in lieu of mechanical lifting barrier at 5 no. interlocked lc gates. (iii) electrical/g work in connection with interlocking of 05 nos of lc gate having more than 20000 tvu and less than 50000 tvu indifferent section under sonpur division. (iv) electrical/g work in connection with interlocking of 06 nos of lc gate having more than 50000 tvu in different section under sonpur division.