Dismembering Of Existing 13M High Tubular_Angular Rooftop Tower With H And V Gantry Incl. Dismantling Rcc Beams And Column Foundations Etc., On Terrace Of Nbsnl Sites At 1. Nrr Puram (Hd-2342), 2. 3Nos 6_9M Poles On Terrace Of Nbsnl Bldg, Kphb Rke