bids are invited for cleaning, sanitation and disinfection service - outcome based - road area; dry sweeping including collection removal and disposal of garbage to nominated vat; roads of colony area , cleaning, sanitation and disinfection service - outcome based - bungalow; dry sweeping including collection removal and disposal of garbage to the nominated vat; bungalow , cleaning, sanitation and disinfection service - outcome based - surrounding area of howrah colony; dry sweeping including collection removal and disposalof garbage to the nominated vat; colony , cleaning, sanitation and disinfection service - outcome based - stair cases; dry sweeping of stair cases including disposal of garbage to the nominated vat; stair cases of building , cleaning, sanitation and disinfection service - outcome based - stair case; dry sweeping including disposal of garbage to the nominated vat; stair cases of building , cleaning, sanitation and disinfection service - outcome based - staircase; mopping with the mop stick; stair case of building , cleaning, sanitation and disinfection service - outcome based - stair case; mopping with mop stick with disinfecting fluid; stair case of building , cleaning, sanitation and disinfection service - outcome based - stair case; washing; stair case of building , cleaning, sanitation and disinfection service - outcome based - stair case; washing with disinfecting fluid; stair case of building , cleaning, sanitation and disinfection service - outcome based - house of drains alongwith edge of the drains; cleaning of drains including collection removal and disposal of all accumulated silt garbage etc to nominated vat including sprinkling of bl.. , cleaning, sanitation and disinfection service - outcome based - drain; cleaning along with collection removal and disposal of all accumulated silt garbage etc nominated vat; main drain , collection & disposal waste management service - collection; dry waste , cleaning, sanitation and disinfection service - outcome based - common latrine and bathroom; cleaning with disinfecting fluid; common latrine and bathroom , cleaning, sanitation and disinfection service - outcome based - pan of common latrine; cleaning with acid; pan of common latrine , cleaning, sanitation and disinfection service - outcome based - chocked underground sewer lines inspection pits septic tanks and stair cases and outside area of all railway quarter and outside area of railway boundary wall and fencing of stair cases;.... total quantity :