bids are invited for single mode unarmoured 48 core ofc , single mode unarmoured 12 core ofc , 12 port fdf with pigtail rack mounted , 48 port fdf with pigtail rack mounted , sc lc patch cord length 1 meter single mode duplex , sc sc patch cord length 10 meter single mode duplex , sc sc patch cord length 3 meter single mode duplex , hdpe pipe 4 mm diameter , ofc jointing enclouser 48 core , rcc route marker 3 feet long painted in white with rt ofc written , digging laying installation and comissioning of ofc 165 centimeter deep as per bsnl standard , digging laying installation and comissioning of ofc 165 centimeter deep using hdd for runway taxi track corssing , manhole one by one meter rcc ring type , gi pipe 4 inch diameter with hdd digging total quantity : 45387