annual repair maintenance of e and m installations of 33 kv sub station and ground lighting facilities at aurangabad airport for two years 2020-21 and 2021- 22 . , job contract for operation , preventive and breakdown maintenance of ground lighting facilities system of airport , 33 kv / 415 v indoor sub-sation and other installations as per annexure- c . the job include attending the complaints received for various installations and cleaning of roof top solar plant etc . at aurangabad airport for 24 hrs . in shift as per instruction of engineer in -charge on all days including sundays and holidays . job also include maintaining proper record as instructed / in line with the requirements mentioned in this tender document which also include deployment of manpower as per special conditions of contract etc . as reqired . , providing office services by deployment of data entry operators / computer operators and documention / multi tasking official for maintaining / carry out day to day office work of agm ( e-e ) and other electrical - engineers on all days excluding sundays and holiday as required . the contractor shall depute the manpower as per special conditions of contract etc . as reqired . , dehydration and filtration of transformer oil at site including testing the bdv and acidity before & after and submission of test reports etc . as required for transformer of capacity 1500 kva 33 / 0 . 4 kv ( oil capacity 1520 ltr ) . , calibration of ama make , clinometer from oem laboratory and submission of reports as per site requirement including to and fro transport ( 1 job per year ) .