bids are invited for cleaning, sanitation and disinfection service - outcome based - sweeping cleaning and garbage collection disposal of dhanbad railways colonies roads and adjacent area; sweeping cleaning and garbage collection disposal of dhanbad railways colonies .. , cleaning, sanitation and disinfection service - outcome based - cleaning desilting of drains; cleaning desilting of drains; outdoor , cleaning, sanitation and disinfection service - outcome based - spraying of larvicideantiflies in colony areas; spraying of larvicideantiflies in colony areas; outdoor , cleaning, sanitation and disinfection service - outcome based - fogging in inside and outside of quarters and open space in colony areas; fogging in inside and outside of quarters and open space in colony areas; outdoor , cleaning, sanitation and disinfection service - outcome based - cutting of grass bushes adjacent to drain in colony areas; cutting of grass bushes adjacent to drain in colony areas; outdoor , cleaning, sanitation and disinfection service - outcome based - sweeping and garbage collection disposal of service building of different offices of railway colony; sweeping and garbage collection disposal of service building of different offices.. , cleaning, sanitation and disinfection service - outcome based - swabbing of service building of different offices of railway colony; swabbing of service building of different offices of railway colony; outdoor , cleaning, sanitation and disinfection service - outcome based - sweeping and garbage collection disposal of railway auditorium and stadium; sweeping and garbage collection disposal of railway auditorium and stadium; outdoor , cleaning, sanitation and disinfection service - outcome based - swabbing of railway auditorium and stadium building; swabbing of railway auditorium and stadium building; outdoor total quantity :