bids are invited for custom bid for services - mechanized internal and external cleaning and watering of primary train coaches (schedule qty 16688 coaches) , custom bid for services - mechanized internal cleaning of coaches in platform return or terminal attention trains and watering of coaches (schedule qty 53502 coaches) , custom bid for services - cleaning of depot premises (schedule qty 8471029 square meter) , custom bid for services - provision of toiletries in ac coaches of primary trains (ie 02 paper roll 02 odonil handwash in toilets (schedule qty 9490 coaches) , custom bid for services - on board housekeeping services in all ac and sl coaches of primary trains (03 men gang per rake) (schedule qty 730 days) cleaning, sanitation and disinfection service - outcome based total quantity :