12 Core Single Mode Fibre Optic Cable , 32 Mm Hdpe Pipe ,Laying Of Ofc Through Hdpe Pipe By Excavating Min 1 Mtrdepth By Hdd , Ofc Joint Chamber All Weather Proof Aminimum 60Cm 60Cm 75 Cm Manhole With A Cast Iron Cover, Supply And Fixing Of Physical Route Marker Frangible ,Commissioning Accessories , Supply Installation Integrationconfiguration Testing And Commissioning Of Entire System Quantity: 21117