Operation , servicing , breakdown attendance of Electrical distribution system and all electrical accessories at Tata Hall, New Teaching Block , Amphitheatre , New Academic building , L1, L2, L3, L4 Lecture Gallery , all academic Class rooms of A ‐ B ‐ C Block , Ramanujan Hostel , VLMP Hostel , Tagore Hostel, Annexe Hostel , New Hostel , Lake View Hostel , MDC , operation of Passenger lifts at NF‐3 building in I.I.M.C. Campus Joka.