oandmofcudvpmandkkidistricts

Amount

For a period from 01.11.2023 to 31.03.2024. ie 5 months for the year 2023-2024.

For a period from 01.04.2024 to 31.03.2025. ie 12 months for the year 2024-2025.

For a period from 01.14.2025 to 31.03.2026. ie 12 months for the year 2025-2026.

Sub Total

GST in 18%

Description of Work / Item(s)

Amount

1.CWSS to Mangalore and 21 Other Habitations In Cuddalore District.

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.85 MLD = 129.20 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm PVC 6 KSC Pipe

160 mm PVC 6 KSC Pipe

200 mm HDPE Pipe PN 6

250 mm HDPE Pipe PN 6

2. CWSS to Veppur And 11 Other Habitations In Cuddalore District.

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.38 MLD = 57.76 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

3. CWSS to Kazhudur And 7 Other Habitations In Mangalore Union In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.24 MLD = 36.48 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

160 mm HDPE PN 6 Pipe

4. CWSS to 33 Quality Affected & 20 Wayside Habitations In Kumaratchi Union In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 1.04 MLD = 158.08 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

5. CWSS to Korakai & T- Endal And 11 Other Habitations In Managalore Union In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.37 MLD = 56.24 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

6. CWSS to 54 Quality Affected & 67 Wayside Habitations In Kumaratchi Union In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 3.18 MLD = 483.36 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

250 mm HDPE Pipe PN 6

315 mm HDPE Pipe PN 6

355 mm HDPE Pipe PN 6

350 mm DI Pipe

7. CWSS to Pillali And 18 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.67 MLD = 101.84 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

8. CWSS to Karaikadu And 13 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.72 MLD = 109.44 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

9.CWSS to Rajapettai and 14 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.45 MLD = 68.40 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

10. CWSS to Natarajapuram and 10 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.18 MLD = 27.36 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

11. CWSS to Vadugatherumedu and 7 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.10 MLD = 15.20 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

12. CWSS to Sivapuri and 7 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.17 MLD = 25.84 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

13. CWSS to Pudukuppam and 9 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.40 MLD = 60.80 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

14. CWSS to 60 Quality Affected Habitations and 59 Wayside Habitations In Kattumannarkoil Union And Lalpettai Town Panchayat In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 3.04 MLD = 462.08 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm HDPE PN 6 Pipe

75 mm HDPE PN 6 Pipe

90 mm HDPE PN 6 Pipe

110 mm HDPE PN 6 Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

250 mm HDPE Pipe PN 6

315 mm HDPE Pipe PN 6

355 mm HDPE Pipe PN 6

350 DI K7 Pipe

15. CWSS to 17 Quality Affected and 69 Wayside Habitations In Paragipettai and Kumaratchi Unions In Cuddalore District and Kodiyampalayam Wayside Habitations In Kollidam Union of Cuddalore and Mayiladurai District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 1.62 MLD = 246.24 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm HDPE PN 6 Pipe

75 mm HDPE PN 6 Pipe

90 mm HDPE PN 6 Pipe

110 mm HDPE PN 6 Pipe

140 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

250 mm HDPE Pipe PN 6

315 mm HDPE Pipe PN 6

355 mm HDPE Pipe PN 6

350 DI K7 Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 25 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

BLEACHING POWDER REQUIREMENT FOR 15 NOS. OF CWSS

CWSS TO MANGALORE

CWSS TO VEPPUR

CWSS TO KAZHUDUR

CWSS TO 33 QAH

CWSS TO KORAKAI & T- ENDAL

CWSS TO 54 QAH

CWSS TO PILLALI

CWSS TO KARAIKADU

CWSS TO RAJAPETTAI

CWSS TO NATARAJAPURAM

CWSS TO VADUGATHERUMEDU

CWSS TO SIVAPURI

CWSS TO PUDUKUPPAM

CWSS TO 60 QAH

CWSS TO 17 QAH

Kallakurichi District

16.Rishivandiyam CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 6.85 MLD = 1041.20 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending joint Leaks in the PSC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

700mm PSC pipes

600mm PSC pipes

500mm PSC pipes

450mm PSC pipes

350mm PSC pipes

Attending leaks using welding works in the AC pipelines damaged by highways, local bodies and etc., of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm AC pipes

300mm AC pipes

350mm AC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works up to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 4 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 7.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 10 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 15 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 20 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 25 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 90 HP Vertical turbine Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of vertical turbine pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL ,0.40 LL capacity of sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

17.Kallakurichi CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 2.80 MLD = 425.60 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending leaks using welding works in the AC pipelines damaged by highways, local bodies and etc., of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm AC pipes

300mm AC pipes

350mm AC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works up to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 7.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 20 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 35 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 40 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL,0.44 LL capacity of sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

18.Mudiyanur CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.55 MLD = 83.60 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works up to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL ,0.40 LL capacity of sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

19.Thagadi CWSS

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending leaks using welding works in the AC pipelines damaged by highways, local bodies and etc., of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

200mm AC pipes

250mm AC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works up to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 7.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 12.50 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 15 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL,0.44 LL capacity of sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

Villupuram

20.Alapakkam CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 0.50 MLD = 76.00 mld

Bore Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works to 4 to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

63mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

21.Gingee Ananthapuram CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 2.64 MLD = 401.28 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending joint Leaks in the DI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

300mm DI pipes

350mm DI pipes

Attending joint leaks in the AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

300mm AC pipes

350mm ACpipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 10 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

HSC Pumpsets

Rewinding of motor and reconditioning of pumpset and repair works to 25 HP centrifugal HSC Motor Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

VT Pumpsets

Rewinding of motor and reconditioning of pumpset and repair works to 40 HP- vertical turbine pumpset including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

1.00 LL Capacity sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

22.Oddampattu CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 152 x 1.07 MLD = 162.64 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending joint Leaks in the DI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm DI pipes

Attending joint leaks in the AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm AC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 7.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 30 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 10 HP centrifugal HSC Motor Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL ,0.40 LL Capacity sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

Description of Work / Item(s)

Amount

1.CWSS to Mangalore and 21 Other Habitations In Cuddalore District.

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.85 MLD = 310.25 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm PVC 6 KSC Pipe

160 mm PVC 6 KSC Pipe

200 mm HDPE Pipe PN 6

250 mm HDPE Pipe PN 6

2. CWSS to Veppur And 11 Other Habitations In Cuddalore District.

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.38 MLD = 138.70 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

3. CWSS to Kazhudur And 7 Other Habitations In Mangalore Union In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.24 MLD = 87.60 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

160 mm HDPE PN 6 Pipe

4. CWSS to 33 Quality Affected & 20 Wayside Habitations In Kumaratchi Union In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.04 MLD = 379.60 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

5. CWSS to Korakai & T- Endal And 11 Other Habitations In Managalore Union In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.37 MLD = 135.05 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

6. CWSS to 54 Quality Affected & 67 Wayside Habitations In Kumaratchi Union In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 3.18 MLD = 1160.70mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

250 mm HDPE Pipe PN 6

315 mm HDPE Pipe PN 6

355 mm HDPE Pipe PN 6

350 mm DI Pipe

7. CWSS to Pillali And 18 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.67 MLD = 244.55mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

8. CWSS to Karaikadu And 13 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.72 MLD = 262.80 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

9.CWSS to Rajapettai and 14 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.45 MLD = 164.25 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

10. CWSS to Natarajapuram and 10 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.18 MLD = 65.70 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

11. CWSS to Vadugatherumedu and 7 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.10 MLD = 36.50 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

12. CWSS to Sivapuri and 7 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.17 MLD = 62.05 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

13. CWSS to Pudukuppam and 9 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.40 MLD = 146.00 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

14. CWSS to 60 Quality Affected Habitations and 59 Wayside Habitations In Kattumannarkoil Union And Lalpettai Town Panchayat In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 3.04 MLD = 1109.60 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm HDPE PN 6 Pipe

75 mm HDPE PN 6 Pipe

90 mm HDPE PN 6 Pipe

110 mm HDPE PN 6 Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

250 mm HDPE Pipe PN 6

315 mm HDPE Pipe PN 6

355 mm HDPE Pipe PN 6

350 DI K7 Pipe

15. CWSS to 17 Quality Affected and 69 Wayside Habitations In Paragipettai and Kumaratchi Unions In Cuddalore District and Kodiyampalayam Wayside Habitations In Kollidam Union of Cuddalore and Mayiladurai District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.62 MLD = 591.30 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm HDPE PN 6 Pipe

75 mm HDPE PN 6 Pipe

90 mm HDPE PN 6 Pipe

110 mm HDPE PN 6 Pipe

140 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

250 mm HDPE Pipe PN 6

315 mm HDPE Pipe PN 6

355 mm HDPE Pipe PN 6

350 DI K7 Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 25 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

BLEACHING POWDER REQUIREMENT FOR 15 NOS. OF CWSS

CWSS TO MANGALORE

CWSS TO VEPPUR

CWSS TO KAZHUDUR

CWSS TO 33 QAH

CWSS TO KORAKAI & T- ENDAL

CWSS TO 54 QAH

CWSS TO PILLALI

CWSS TO KARAIKADU

CWSS TO RAJAPETTAI

CWSS TO NATARAJAPURAM

CWSS TO VADUGATHERUMEDU

CWSS TO SIVAPURI

CWSS TO PUDUKUPPAM

CWSS TO 60 QAH

CWSS TO 17 QAH

Kallakurichi District

16.Rishivandiyam CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 6.85 MLD = 2500.25 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending joint Leaks in the PSC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

700mm PSC pipes

600mm PSC pipes

500mm PSC pipes

450mm PSC pipes

350mm PSC pipes

Attending leaks using welding works in the AC pipelines damaged by highways, local bodies and etc., of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm AC pipes

300mm AC pipes

350mm AC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works up to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 4 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 7.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 10 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 15 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 20 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 25 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 90 HP Vertical turbine Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of vertical turbine pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL ,0.40 LL capacity of sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

17.Kallakurichi CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 2.80 MLD = 1022.00 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending leaks using welding works in the AC pipelines damaged by highways, local bodies and etc., of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm AC pipes

300mm AC pipes

350mm AC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works up to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 7.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 20 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 35 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 40 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL,0.44 LL capacity of sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

18.Mudiyanur CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.55 MLD = 200.75 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works up to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL ,0.40 LL capacity of sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

19.Thagadi CWSS

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending leaks using welding works in the AC pipelines damaged by highways, local bodies and etc., of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

200mm AC pipes

250mm AC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works up to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 7.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 12.50 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 15 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL,0.44 LL capacity of sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

Villupuram

20.Alapakkam CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.50 MLD = 182.50 mld

Bore Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works to 4 to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

63mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

21.Gingee Ananthapuram CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 2.64 MLD = 963.60 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending joint Leaks in the DI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

300mm DI pipes

350mm DI pipes

Attending joint leaks in the AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

300mm AC pipes

350mm ACpipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 10 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

HSC Pumpsets

Rewinding of motor and reconditioning of pumpset and repair works to 25 HP centrifugal HSC Motor Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

VT Pumpsets

Rewinding of motor and reconditioning of pumpset and repair works to 40 HP- vertical turbine pumpset including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

1.00 LL Capacity sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

22.Oddampattu CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365x 1.07 MLD = 390.55 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending joint Leaks in the DI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm DI pipes

Attending joint leaks in the AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm AC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 7.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 30 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 10 HP centrifugal HSC Motor Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL ,0.40 LL Capacity sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

Description of Work / Item(s)

Amount

1.CWSS to Mangalore and 21 Other Habitations In Cuddalore District.

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.85 MLD = 310.25 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm PVC 6 KSC Pipe

160 mm PVC 6 KSC Pipe

200 mm HDPE Pipe PN 6

250 mm HDPE Pipe PN 6

2. CWSS to Veppur And 11 Other Habitations In Cuddalore District.

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.38 MLD = 138.70 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

3. CWSS to Kazhudur And 7 Other Habitations In Mangalore Union In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.24 MLD = 87.60 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

160 mm HDPE PN 6 Pipe

4. CWSS to 33 Quality Affected & 20 Wayside Habitations In Kumaratchi Union In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.04 MLD = 379.60 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

5. CWSS to Korakai & T- Endal And 11 Other Habitations In Managalore Union In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.37 MLD = 135.05 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

6. CWSS to 54 Quality Affected & 67 Wayside Habitations In Kumaratchi Union In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 3.18 MLD = 1160.70mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

250 mm HDPE Pipe PN 6

315 mm HDPE Pipe PN 6

355 mm HDPE Pipe PN 6

350 mm DI Pipe

7. CWSS to Pillali And 18 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.67 MLD = 244.55mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

8. CWSS to Karaikadu And 13 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.72 MLD = 262.80 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

9.CWSS to Rajapettai and 14 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.45 MLD = 164.25 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm PVC 6 KSC Pipe

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

140 mm HDPE PN 6 Pipe

10. CWSS to Natarajapuram and 10 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.18 MLD = 65.70 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

11. CWSS to Vadugatherumedu and 7 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.10 MLD = 36.50 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

75 mm PVC 6 KSC Pipe

90 mm PVC 6 KSC Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

12. CWSS to Sivapuri and 7 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.17 MLD = 62.05 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

13. CWSS to Pudukuppam and 9 Other Habitations In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.40 MLD = 146.00 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

90 mm PVC 6 KSC Pipe

110 mm PVC 6 KSC Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

14. CWSS to 60 Quality Affected Habitations and 59 Wayside Habitations In Kattumannarkoil Union And Lalpettai Town Panchayat In Cuddalore District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 3.04 MLD = 1109.60 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm HDPE PN 6 Pipe

75 mm HDPE PN 6 Pipe

90 mm HDPE PN 6 Pipe

110 mm HDPE PN 6 Pipe

140 mm HDPE PN 6 Pipe

160 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

250 mm HDPE Pipe PN 6

315 mm HDPE Pipe PN 6

355 mm HDPE Pipe PN 6

350 DI K7 Pipe

15. CWSS to 17 Quality Affected and 69 Wayside Habitations In Paragipettai and Kumaratchi Unions In Cuddalore District and Kodiyampalayam Wayside Habitations In Kollidam Union of Cuddalore and Mayiladurai District

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 1.62 MLD = 591.30 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

63 mm HDPE PN 6 Pipe

75 mm HDPE PN 6 Pipe

90 mm HDPE PN 6 Pipe

110 mm HDPE PN 6 Pipe

140 mm HDPE PN 6 Pipe

200 mm HDPE Pipe PN 6

250 mm HDPE Pipe PN 6

315 mm HDPE Pipe PN 6

355 mm HDPE Pipe PN 6

350 DI K7 Pipe

Rewinding of motor and reconditioning of pumpset and repair works to 25 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

BLEACHING POWDER REQUIREMENT FOR 15 NOS. OF CWSS

CWSS TO MANGALORE

CWSS TO VEPPUR

CWSS TO KAZHUDUR

CWSS TO 33 QAH

CWSS TO KORAKAI & T- ENDAL

CWSS TO 54 QAH

CWSS TO PILLALI

CWSS TO KARAIKADU

CWSS TO RAJAPETTAI

CWSS TO NATARAJAPURAM

CWSS TO VADUGATHERUMEDU

CWSS TO SIVAPURI

CWSS TO PUDUKUPPAM

CWSS TO 60 QAH

CWSS TO 17 QAH

Kallakurichi District

16.Rishivandiyam CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 6.85 MLD = 2500.25 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending joint Leaks in the PSC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

700mm PSC pipes

600mm PSC pipes

500mm PSC pipes

450mm PSC pipes

350mm PSC pipes

Attending leaks using welding works in the AC pipelines damaged by highways, local bodies and etc., of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm AC pipes

300mm AC pipes

350mm AC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works up to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 4 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 7.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 10 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 15 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 20 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 25 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 90 HP Vertical turbine Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of vertical turbine pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL ,0.40 LL capacity of sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

17.Kallakurichi CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 2.80 MLD = 1022.00 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending leaks using welding works in the AC pipelines damaged by highways, local bodies and etc., of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm AC pipes

300mm AC pipes

350mm AC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works up to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 7.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 12.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 20 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 35 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 40 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL,0.44 LL capacity of sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

18.Mudiyanur CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.55 MLD = 200.75 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works up to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL ,0.40 LL capacity of sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

19.Thagadi CWSS

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending leaks using welding works in the AC pipelines damaged by highways, local bodies and etc., of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

200mm AC pipes

250mm AC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works up to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 7.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 12.50 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works up to 15 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL,0.44 LL capacity of sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

Villupuram

20.Alapakkam CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 0.50 MLD = 182.50 mld

Bore Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works to 4 to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

63mm OD PVC 4 KSC pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

21.Gingee Ananthapuram CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365 x 2.64 MLD = 963.60 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending joint Leaks in the DI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

300mm DI pipes

350mm DI pipes

Attending joint leaks in the AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

300mm AC pipes

350mm ACpipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works to 3 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 10 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

HSC Pumpsets

Rewinding of motor and reconditioning of pumpset and repair works to 25 HP centrifugal HSC Motor Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

VT Pumpsets

Rewinding of motor and reconditioning of pumpset and repair works to 40 HP- vertical turbine pumpset including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

1.00 LL Capacity sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

22.Oddampattu CWSS

Operation and Maintenance of the Electro Mechanical installations, equipments, components, pipelines valves and appurtenances, water retaining structures including protecton of all schemee components from damages/ theft undertaking legal actions for such untoward incidents, preventive maintenance, disinfection and deliverance of water as per quality standards and supply of earmarked quantity of water to the beneficiaries as per Annexure - I, carrying out the O&M as per standard operating procedures, Acts and rules in force etc., complete and as directed by TWAD Board Oficers and excluding cost towards attending leak, burst repair and replacement works to electro mechanical installations consumables for disinfection of water, cleaning of all water retaining structure, electricity . 365x 1.07 MLD = 390.55 mld

Attending Leaks in the pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as specified in Clause 2.2.5 of General conditions of Contract - Part II. (The specifications for attending leaks has to be detailed based on the data prepared and rate approval obtained for each size and material of pipes. The specifictaion has to be mentioned under the clause 1.7 of GCC - Part- I)

Attending Leaks in the PVC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all other incidental charges, etc complete within the stipulated time limit as directed by the TWAD Board officers.

4 KSC Pipes

90mm OD PVC 4 KSC pipes

110mm OD PVC 4 KSC pipes

140mm OD PVC 4 KSC pipes

160mm OD PVC 4 KSC pipes

Attending joint Leaks in the DI pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm DI pipes

Attending joint leaks in the AC pipelines of this CWSS for the following items, as per the standard procedure including earthwork excavation, dewatering, removing, relaying, jointing, civil works, cost of materials and all incidental charges, etc complete within the stipulated time limit as specified in Clause 2.6.4 of General conditions of Contract

250mm AC pipes

Open Well Submersible Pump Set

Rewinding of motor and reconditioning of pumpset and repair works to 5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 7.5 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 30 HP Open Well Submersible Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Rewinding of motor and reconditioning of pumpset and repair works to 10 HP centrifugal HSC Motor Pump Set including cost of rewinding, bearing, bush, shaft and impeller sleeve, conveyance, labour charges for removing and re-erection of Submersible pumpset etc., complete and as directed by the TWAD Board Officers

Cleaning of all storage points like sumps, elevated reservoirs of various capacities available in this scheme at a frequency of once in two months including scrapping the inner side of compartment completely, scouring / dewatering / desilting using required machineries, materials, labour and all other incidental charges, application of bleaching powder/ solution etc complete.

0.30 LL ,0.40 LL Capacity sump

Supply, delivery and application of disinfection dosages as per standard norms / guidelines including cost of all disinfectents (Such as bleaching powder, chlorine cylinder, silver ionization rods, sodium hypochlorite solution, common salt as applicable to this CWSS), labour charges and all incidental charges for disinfection of the water supplied from this CWSS to ensure the portable quality of disinfected water at all delivery points / tail ends, testing of water samples including additional / required / instructed dosage during the period of Flood/ Calamities etc., complete.

CLASSIC ENGINEERING ENTERPRISES

CLASSIC ENGINEERING ENTERPRISES

SSV DEVELOPERS

CLASSIC ENGINEERING ENTERPRISES