Breakdown and Preventive Maintenance of high mast guyed / self-supporting tower, Dismantling / erection of high mast guyed tower, Revamp / Installation / maintenance of earthing system of high mast guyed/ self-supporting tower, Painting of guyed / self-supporting Tower, Miscellaneous maintenance jobs under GMS-SCADA section for 3 (three) years with a provision of extension of another 1 (one) year.
