O&M

"Operation & Maintenance of CPWS Scheme to Mandavakurity & other habitaions for the year 2026-27 (Excluding Power Charges) - Est. cost Rs.21.00 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. (The rate is excluding GST, Electrical consumption charges, Repairs and Renewals etc)

Supply, delivery and staking of Bleaching powder as per I.S 1065-1989 Table - 1, Grade-I including cost of material, conveyance, stacking at the location specified by the Department. and all taxes, duties and levles etc complete.The rates are inclusive of cost, conveyence of all materials, loading & unloading and all labour charges etc., complete

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 90mm

Repairs to existing mains, interconnections including cutting, jointing bailing of water and earth work excation of the trench as per requirement by manual or by mechinary 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. PVC pipe 75mm

Supply & Delivery of Tamper Proof DI Flanged Single Chamber Air Release Valves with body & cover made of Ductile Iron Grade GGG-40/SG-400/15 or GGG-50/SG 500/7 or Equivalent as per IS1865, IS:3896-2 with Food Grade Epoxy Powder Coating(EP-P) (Min:250 Micron) inside and Outside of Color Blue RAL 5005. All internal parts such as Float, shell, Cove Bolts etc. made of Austenitic alloy steel of SS AISI 304/316 and DN 50 float of and other components with ABS/PTFE/EPDM/NBR and generally conforming to DIN/BIS/AWWA standards (or) combination Flange drilling as per IS - 1538 and exclusive of all taxes and transportation. (on 40mm dia on 90mm dia HDPE Pipe Line

Supply & Delivery of Tamper Proof DI Flanged Single Chamber Air Release Valves with body & cover made of Ductile Iron Grade GGG-40/SG-400/15 or GGG-50/SG 500/7 or Equivalent as per IS1865, IS:3896-2 with Food Grade Epoxy Powder Coating(EP-P) (Min:250 Micron) inside and Outside of Color Blue RAL 5005. All internal parts such as Float, shell, Cove Bolts etc. made of Austenitic alloy steel of SS AISI 304/316 and DN 50 float of and other components with ABS/PTFE/EPDM/NBR and generally conforming to DIN/BIS/AWWA standards (or) combination Flange drilling as per IS - 1538 and exclusive of all taxes and transportation. (on 40mm dia on 110mm dia HDPE LineP

Supply & Delivery of Tamper Proof DI Flanged Single Chamber Air Release Valves with body & cover made of Ductile Iron Grade GGG-40/SG-400/15 or GGG-50/SG 500/7 or Equivalent as per IS1865, IS:3896-2 with Food Grade Epoxy Powder Coating(EP-P) (Min:250 Micron) inside and Outside of Color Blue RAL 5005. All internal parts such as Float, shell, Cove Bolts etc. made of Austenitic alloy steel of SS AISI 304/316 and DN 50 float of and other components with ABS/PTFE/EPDM/NBR and generally conforming to DIN/BIS/AWWA standards (or) combination Flange drilling as per IS - 1538 and exclusive of all taxes and transportation. (on 50mm dia on 180mm dia HDPE LineP

Supply & Delivery of Tamper Proof DI Flanged Single Chamber Air Release Valves with body & cover made of Ductile Iron Grade GGG-40/SG-400/15 or GGG-50/SG 500/7 or Equivalent as per IS1865, IS:3896-2 with Food Grade Epoxy Powder Coating(EP-P) (Min:250 Micron) inside and Outside of Color Blue RAL 5005. All internal parts such as Float, shell, Cove Bolts etc. made of Austenitic alloy steel of SS AISI 304/316 and DN 50 float of and other components with ABS/PTFE/EPDM/NBR and generally conforming to DIN/BIS/AWWA standards (or) combination Flange drilling as per IS - 1538 and exclusive of all taxes and transportation. (on 50mm dia on 200mm dia HDPE LineP

Removal of 10 HP Open well submersible pump sets including cost & conveyance of all materials & labour charges etc., complete

Rewinding of 10 HP Open well submersible pump sets including cost & conveyance of all materials & labour charges etc., complete

Errection of 10 HP Open well submersible pump sets including cost & conveyance of all materials & labour charges etc., complete

Removal of 5 HP Open well submersible pump sets from IF Well including cost & conveyance of all materials & labour charges etc., complete

Rewinding of 5 HP Open well submersible pump sets from IF Well including cost & conveyance of all materials & labour charges etc., complete

Errection of 5 HP Open well submersible pump sets from IF Well including cost & conveyance of all materials & labour charges etc., complete

Supply & Delivery of Electromagnetic Flow meter, manufacturer should have ISO 9001:2008 certification and flow meter testing conforming to ISO 17025; Flow meter Tube: SS 304; Flanges: Carbon steel as per DIN PN 10 or higher rating as per requirement; Liner: Hard Rubber or PTFE suitable for drinking water application; Grounding: Grounding Rings SS 304/Grounding Electrodes of Meterial SS 316/Die Cast Aluminum/Carbon Steel with anticorrosive epoxy coating of minimum thickness 150 microns/equivalent as per EN ISO - 12944 standard(as per the site condition); Ingress Protection: IP 67 for transmitter; Flow Transmitter Accuracy: +/- 0.5% of the measured value for velocities 0.5m/sec and above; Display: Digital LED/LED(Backlit LCD/LED) Display, Instantaneous flow, BI- Directional flow and Totalized flow; Cable between Flow head and Transmitter: Maximum 25 Meters including PVC conduit; Surge Arrester: To be provided; power supply & Output: 230v AC or 24 V DC as applicable to site condition & 4-20 mA HART; compatible to SCADA/WEB based data acquisition system; flow meter test lab certification should be providied from NABL approved lab/FCRI; Excluding all taxes with 5 years warrnty.(Make M/s Krohne Marshall/Endress+Hauser/Yokogawa/Siemens/Emerson/ABB/or equivalent make)