e-tender for sla based outsourcing of ofcroute repair and mtce cum patchworks in bsnl str telangana state outsourcing of sla based optical fibre cable route repair and maintenance with connected ofc patch works in various transmission maintenance divisions in telangana state under the jurisdiction of general manager maintenance , stsr bsnl hyderabad , part-a r&m: combined rate per kilometer per month for preventive maintenance ( including the cost of patrolling service @ 50 kms- to and 50 kms fro per patroller etc . ) and corrective maintenance for all types of soil and strata as per scope of work ( excluding gst ) , part-b of cable patch works: combined rates per running meter for patch works ( excavation ofc trench to the depth of 165 cms , plb laying , cable blowing , splicing including transportation and reinstatement for overhead normalization/of cable patch works for all types of soil and strata ( for variation in depth from 165 cms rate shall proportionately vary ) ) as per scope of work ( excluding gst ) .