tender for upkeep of app . and plant and housekeeping of departmental buildings and telephone exchanges in amravati ssa , doorsanchar bhavan . . bldg . , near hpo amravati , telephone auto exchange bldg . shyam chowk amravati , telephone exchange bldg . camp , tranmission bldg . /staff qtr , common area ( stair case ) , bsnl staff quarters , tapovan road , telecom stores , tapovan road , midc telephone exchange , chandur bazar telephone exchange . , paratwada telephone exchange , badnera telephone exchange , chandur railway exchange , dhamangao railway exchange , daryapur telephone exchange , chikaldara telephone exchange , dharni telephone exchange , nandgao telephone exchange , morshi telephone exchange , tiosa telephone exchange , warud telephone exchange , pohra telecom stores , moti nagar telephone exchange , akoli telephone exchange , tapovan telephone exchange , anjangaon surji telephone exchange , katkumbh telephone exchange , pathrot telephone exchange , achalpur telephone exchange , navsari telephone exchange