bids are invited for cleaning, sanitation and disinfection service - outcome based - railway colony; door to door garbage collection as per sr 1 of scope of work; outdoor , cleaning, sanitation and disinfection service - outcome based - railway colony; door to door garbage collection as per sr 1 conservancy work as per sr 2 of scope of work; railway colony , cleaning, sanitation and disinfection service - outcome based - railway colony; as per sr 3 of scope of work; railway colony , cleaning, sanitation and disinfection service - outcome based - railway colony; brooming and sweeping of roadsas per sr 4 of scope of work; railway colony , cleaning, sanitation and disinfection service - outcome based - railway colony; cleaning and desilting of drain as per sr 5 of scope of work; as per sr 5 of scope of work , cleaning, sanitation and disinfection service - outcome based - railway colony; cleaning and desilting of drain as per sr 6 of scope of work; as per sr 6 of scope of work , cleaning, sanitation and disinfection service - outcome based - railway colony; cleaning and desilting of big nallah as per sr 7 of scope of work; as per sr 7 of scope of work , cleaning, sanitation and disinfection service - outcome based - railway colony; mechanized cleaning of sewer line as per sr 8 of scope of work; as per sr 8 of scope of work total quantity :