O&M

"Operation & Maintenance of CPWS Scheme to Narisimhapuram and other habitations in Rajam Mandal for the year (2026-27) (Excluding Power Charges) Est. cost Rs.22.50 lakhs” for the Production and Supply of potable (chlorinated) drinking water having residual Chlorin of 0.2 to 0.3 ppm at all the taping points as per drinking water quality standards with due disinfection to all the habitations mentioned in the schedule at the specified quantity through the existing network system with the listed infrastructure viz. OHBR, RSF, MF, SSF, Summer storage tanks, service reservoirs i.e.OHSR's, GLSR's etc., including all operating expenses like wages of labour and other amenities, mobility/transportation facilities etc., of the Pump operators, Electricians, Fitters, Helpers, Watchmen etc. for carryingout all operations involved in drawing of raw water from source, treatment and supply of drinking water as per the CPHEEO manual, relevant IS specifications, Routine and periodic maintenance including cleaning of all water bodies at regular intervels, breakdown maintenance, preventive maintenance, all other activities incidental to the Operation and maintenance of CPWS/MVS and other standard procedures as directed by the Employer/ Engineer of the department. location wise system staff pattern for 0.36 MLD (By considering supply of water)

Cleaning of Sumps including cleaning and removal of algae, calcination sludge, dirt deposition from side walls and bottom portion of the container by disinfection with bleaching powder with all necessary tools, plants labour charges and cost of disinfectant etc Scarping and cleaning of Sumps old plastered surface manually washing of plastered surface i.e bottom & side wall of the sump with soap, soda and water (or with soda lime and The rates are inclusive of cost, conveyence of all materials and all labour charges etc., complete finished item of work etc., complete

Repairs to existing mains, interconnections including cutting, jointing bailing of water and earth work excation of the trench as per requirement by manual in all soils except rock lowering, laying and jointing with CID specials of pipeline to alignment and gradient refilling trench with excavated earth as per specification, watering and tampering and removing surplus earth from site work, filling pipe line as per specification. The rates are inclusive of cost, conveyence of all materials and all labour charges etc., complete finished item of work etc., complete. HDPE 225mm

Repairs to existing mains, interconnections including cutting, jointing bailing of water and earth work excation of the trench as per requirement by manual in all soils except rock lowering, laying and jointing with CID specials of pipeline to alignment and gradient refilling trench with excavated earth as per specification, watering and tampering and removing surplus earth from site work, filling pipe line as per specification. The rates are inclusive of cost, conveyence of all materials and all labour charges etc., complete finished item of work etc., complete. HDPE 200mm

Repairs to existing mains, interconnections including cutting, jointing bailing of water and earth work excation of the trench as per requirement by manual in all soils except rock lowering, laying and jointing with CID specials of pipeline to alignment and gradient refilling trench with excavated earth as per specification, watering and tampering and removing surplus earth from site work, filling pipe line as per specification. The rates are inclusive of cost, conveyence of all materials and all labour charges etc., complete finished item of work etc., complete. HDPE 180mm

Repairs to existing mains, interconnections including cutting, jointing bailing of water and earth work excation of the trench as per requirement by manual in all soils except rock lowering, laying and jointing with CID specials of pipeline to alignment and gradient refilling trench with excavated earth as per specification, watering and tampering and removing surplus earth from site work, filling pipe line as per specification. The rates are inclusive of cost, conveyence of all materials and all labour charges etc., complete finished item of work etc., complete. HDPE 160mm

Repairs to existing mains, interconnections including cutting, jointing bailing of water and earth work excation of the trench as per requirement by manual in all soils except rock lowering, laying and jointing with CID specials of pipeline to alignment and gradient refilling trench with excavated earth as per specification, watering and tampering and removing surplus earth from site work, filling pipe line as per specification. The rates are inclusive of cost, conveyence of all materials and all labour charges etc., complete finished item of work etc., complete. HDPE 140mm

Repairs to existing mains, interconnections including cutting, jointing bailing of water and earth work excation of the trench as per requirement by manual in all soils except rock lowering, laying and jointing with CID specials of pipeline to alignment and gradient refilling trench with excavated earth as per specification, watering and tampering and removing surplus earth from site work, filling pipe line as per specification. The rates are inclusive of cost, conveyence of all materials and all labour charges etc., complete finished item of work etc., complete. HDPE 110mm

Repairs to existing mains, interconnections including cutting, jointing bailing of water and earth work excation of the trench as per requirement by manual in all soils except rock lowering, laying and jointing with CID specials of pipeline to alignment and gradient refilling trench with excavated earth as per specification, watering and tampering and removing surplus earth from site work, filling pipe line as per specification. The rates are inclusive of cost, conveyence of all materials and all labour charges etc., complete finished item of work etc., complete. HDPE 75mm

Removal of 20HP Mono Block Centrifugal pump sets at sump including cost & conveyance of all materials & labour charges etc., complete

Rewinding of 20HP Mono Block Centrifugal pump sets at including cost & conveyance of all materials & labour charges etc., complete

Errection of 20HP Mono Block Centrifugal Pump Sets including cost & conveyance of all materials & labour charges etc., complete