Maintenance Of Completed Scheme Under North Zone . Scavenging Of Roads , Road Berms , Parking Area Etc . At 384 M . S . Houses In Pkt-I , Sector-A-9 , Narela ., Narela-Delhi

Maintenance Of Completed Scheme Under North Zone . Scavenging Of Roads , Road Berms , Parking Area Etc . At 384 M . S . Houses In Pkt-I , Sector-A-9 , Narela . , Daily Sweeping And Cleaning Of Roads , Road Berms , Parking Area , Stilt , Terrace , Corridor , Stair Case , Lift Lobby In All Floors , Basement Etc . Disposal Of Sweeping Material , Malba , Garbage , Rubbish I / C Dead Animals Etc . To The Dustbin / Dhalao For All Leads & Lift I / C Cost Of Bamboo , Broom , Wheel Borrow And All Required T & P And All Operation Completed As Per Direction Of Engineer-In-Charge . , Cleaning And Desilting Of Covered S . W . Drain For All Width And Depth Mechanically / Manually By Excavation Of Malba / Sludge / Silt For All Leads And Lift Including Removal And Placing Drain Covers Complete As Per Direction Engineer-In-Charge . , Cleaning And Desilting Of Sewer Line And Manhole Of All Dia Meter And Depth Having Sludge , Malba By Mechanical / Manual Means Including De-Watering Of Manholes And Removal Of Desilted Material With All Primary Precaution And Safety Equipment To Avoid Any Accident At Site Of Work Complete As Per Direction Engineer-In-Charge . ( Functioning Of Sewer Line Will Be Maintained By The Agency For The Period Six Months ( I . E . During The Contract Period ) . , Cleaning Of Under Ground Sump , Over Head R . C . C . Tank ( Independent Staging ) Including Disposal Of Slit And Rubbish , All As Per Direction Of Engineer-In-Charge . The Cleaning Shall Consist Following Operations:- ( I ) Tank Shall Be Emptied Of Water By Pumping & Bottom Shall Be Cleaned Of Slit And Other Deposits . , Ii ) Entire Surface Area Of The Sump Shall Then Scrubbed Thoroughly With Wire Brush Etc . And Pressure Washed With Water . , Iiii ) Chlorination Of Rcc Internal Surface By Liquid Chlorine . , Iv ) The Treated Surface Shall Be Dried Using Air Jetting And All Loose Particles Shall Be Removal From The Surface . , V ) Finally The Surface Shall Be Treated With Ultraviolet Radiation Etc . As Per Direction Of Engineer-In-Charge . , Disposal Of Moorum / Building Rubbish / Malba / Similar Unserviceable , Dismantled Or Waste Material By Mechanical Transport Including Loading , Transporting , Unloading To Approved Municipal Dumping Ground For Lead Upto 10 Km For All Lifts , Complete As Per Directions Of Engineer-In-Charge . Note: Item To Be Applicable In Urban Areas Having Directions For Restricted Hours For Movement / Plying Of Load Carrying Motor Vehicle Of 3 . 5 Cum Or More . , Disinfecing C . I . Water Mains By Flusing With Water Containing Bleaching Powder @ 0 . 5 Gms Per Litre Of Water And Cleaning The Same With Fresh Water , Operation To Be Repeated Three Times Including Getting The Sample Of Water From The Disinfected Main Tested In The Municipal Laboratory . A ) 150 Mm Diameter C . I . Pipe . , Testing Of Water Sample For Drinking Purpose Collected From Ugr & Overhead Tank From Dda Approved Labs As Per Direction Of Engineer-In-Charge . A ) Complete Test . , Maintenance And Repair Of Plumbing System Including Opening / Cleaning Of Vertical Stacks Of Sewer Pipes , Rain Water Pipes And Basement Pipes . Also Maintenance And Operation Of Water Supply Grid And Valves Including Unfittered Water Lines In The Entire Housing To Keep The Water Supply System Efficient And Operational All The Time Complete Including Repairs Of Existing Pipe Line Grid By All Necessary Means To The Entire Satisfication And As Per Direction Of The Engineer-In-Charge .

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