Trenching, Laying Of Hdpe Duct & Cables, Blowing, Back Filling, Jointing, Splicing And Termination Of 6Quad Cable, Ofc And Indoor Telecom Equipments Installations Works Between Yerrupalem (Yp) - Pandilapalli (Pndp) Section - 50 Kms In Connection With Trippling Of Track Between Ki - Kzj Section Of Sc Division Of S.C.R/B-Sg-Cn-Gnt-Bza-4-2023-24/69076621 (EXPIRED)