bids are invited for custom bid for services - schedule item no 1 primary maintenance normal mechanized cleaning and watering of coaches at coaching depot kurj quantity for 22 months 10050 coaches , custom bid for services - schedule item no 2 secondary maintenance mechanized internal cleaning and watering of coaches at coaching depot kurj quantity for 22 months 7370 coaches , custom bid for services - schedule item no 3 primary maintenance intensive mechanized cleaning and watering of coaches at coaching depot kurj quantity for 22 months 1340 coaches , custom bid for services - schedule item no 4 turn around attention cleaning and watering of coaches at coaching depot kurj quantity for 22 months 48949 coaches , custom bid for services - schedule item no 5 cleaning of pit line and coaching depot premises of coaching depot kurj quantity for 22 months 670 days , custom bid for services - schedule item no 6 watering in coaches of the enroute trains passing through kurj station quantity for 22 months 80400 coaches total quantity :