bids are invited for maintenance of communication network & lan network in gm office, mines & township area of nigahi project: manpower - day to day repair and maintenance of telephone lines, ofc cables, wireless and network batteries, jointing of cables, extension of lan and miscellaneous(e&t/ system/ it initiative etc. related) job. at least four manpower should be available for 730 days and out of which two manpower should be semi-skilled and two manpower should be unskilled including profit, tools and tackles ,cmpf/epf, cmps & gst etc. , maintenance of communication network & lan network in gm office, mines & township area of nigahi project: civil work - providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering – all work up to plinth level 1:3:6 (1 cement: 3 coarse sand(zone-iii): 6 graded stone aggregate 20 mm nominal size) , maintenance of communication network & lan network in gm office, mines & township area of nigahi project: cable laying - stringing of 5 pair/ 2 pair pvc unarmored telephone cable/ stringing of ofc cable 24/12/6 core on existing lt/ht pole supported by 7/14 swg gi wire with proper binding of telephone cable to gi wire at regular interval of 0.5 mtr. total quantity : 1