O and M Water Supply SchemesMaintenance of WSSDn NedumangaduRunning maintenance contract of UWSS to Nedumangadu and RWSS to Anadu Pipeline Work

Leak Rectification in AC Pipes

100.46.1.1:Repairing leakage/breakage of 80mm A.C. pipeline by cutting and dismantling the damaged pipe portion (up to 1.5m) including charges for earthwork excavation in all kinds of soil including tar / concrete cutting for exposing leak portion of the pipe, operating control valves if any, conveying to the site and cutting new A.C. pipe to the required length, re-jointing the pipeline using C.I.D. Joints, testing the pipeline by operating the valves concerned, and rectifying the defects any noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers excluding the cost of pipe and C.I.D. Joints.

100.46.1.2:Repairing leakage/breakage of 100mm A.C. pipeline by cutting and dismantling the damaged pipe portion (up to 1.5m) including charges for earthwork excavation in all kinds of soil including tar / concrete cutting for exposing leak portion of the pipe, operating control valves if any, conveying to the site and cutting new A.C. pipe to the required length, re-jointing the pipeline using C.I.D. Joints, testing the pipeline by operating the valves concerned, and rectifying the defects any noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers excluding the cost of pipe and C.I.D. Joints.

100.46.1.3:Repairing leakage/breakage of 125mm A.C. pipeline by cutting and dismantling the damaged pipe portion (up to 1.5m) including charges for earthwork excavation in all kinds of soil including tar / concrete cutting for exposing leak portion of the pipe, operating control valves if any, conveying to the site and cutting new A.C. pipe to the required length, re-jointing the pipeline using C.I.D. Joints, testing the pipeline by operating the valves concerned, and rectifying the defects any noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers excluding the cost of pipe and C.I.D. Joints.

100.46.1.4:Repairing leakage/breakage of 150mm A.C. pipeline by cutting and dismantling the damaged pipe portion (up to 1.5m) including charges for earthwork excavation in all kinds of soil including tar / concrete cutting for exposing leak portion of the pipe, operating control valves if any, conveying to the site and cutting new A.C. pipe to the required length, re-jointing the pipeline using C.I.D. Joints, testing the pipeline by operating the valves concerned, and rectifying the defects any noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers excluding the cost of pipe and C.I.D. Joints.

100.46.1.6:Repairing leakage/breakage of 200mm A.C. pipeline by cutting and dismantling the damaged pipe portion (up to 1.5m) including charges for earthwork excavation in all kinds of soil including tar / concrete cutting for exposing leak portion of the pipe, operating control valves if any, conveying to the site and cutting new A.C. pipe to the required length, re-jointing the pipeline using C.I.D. Joints, testing the pipeline by operating the valves concerned, and rectifying the defects any noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers excluding the cost of pipe and C.I.D. Joints.

100.46.1.8:Repairing leakage/breakage of 250mm A.C. pipeline by cutting and dismantling the damaged pipe portion (up to 1.5m) including charges for earthwork excavation in all kinds of soil including tar / concrete cutting for exposing leak portion of the pipe, operating control valves if any, conveying to the site and cutting new A.C. pipe to the required length, re-jointing the pipeline using C.I.D. Joints, testing the pipeline by operating the valves concerned, and rectifying the defects any noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers excluding the cost of pipe and C.I.D. Joints.

100.46.1.9:Repairing leakage/breakage of 300mm A.C. pipeline by cutting and dismantling the damaged pipe portion (up to 1.5m) including charges for earthwork excavation in all kinds of soil including tar / concrete cutting for exposing leak portion of the pipe, operating control valves if any, conveying to the site and cutting new A.C. pipe to the required length, re-jointing the pipeline using C.I.D. Joints, testing the pipeline by operating the valves concerned, and rectifying the defects any noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers excluding the cost of pipe and C.I.D. Joints.

Leak Rectification in PVC pipes- All Socketed Joints

100.47.1.1:Leak rectification work in 32mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the remaining portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe to the site, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or any available joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers including the cost of pipe and uPVC specials; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: All Socketed Jointing.

100.47.1.2:Leak rectification work in 40mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the remaining portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe to the site, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or any available joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers including the cost of pipe and uPVC specials; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: All Socketed Jointing.

100.47.1.3:Leak rectification work in 50mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the remaining portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe to the site, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or any available joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers including the cost of pipe and uPVC specials; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: All Socketed Jointing.

100.47.1.4:Leak rectification work in 63mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the remaining portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe to the site, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or any available joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers including the cost of pipe and uPVC specials; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: All Socketed Jointing.

100.47.1.5:Leak rectification work in 75mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the remaining portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe to the site, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or any available joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers including the cost of pipe and uPVC specials; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: All Socketed Jointing.

100.47.1.6:Leak rectification work in 90mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the remaining portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe to the site, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or any available joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and without causing any damages to the existing utilities and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, watching, ribbon fencing, traffic controlling etc., complete as per the direction of Departmental officers including the cost of pipe and uPVC specials; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: All Socketed Jointing.

Leak Rectification in PVC Pipes-Socket & CIR Jointing

100.47.2.1:Leak rectification work in 90mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earth work excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the balance portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or repairable joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and refilling the trenches in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, without causing any damages to the existing utilities, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, ribbon fencing, watching, traffic control etc., complete as per the direction of Departmental officers, including the cost of pipe & specials but excluding the cost of C.I.R. Joints; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: Socket & C.I.R. Jointing.

100.47.2.2:Leak rectification work in 110mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earth work excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the balance portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or repairable joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and refilling the trenches in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, without causing any damages to the existing utilities, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, ribbon fencing, watching, traffic control etc., complete as per the direction of Departmental officers, including the cost of pipe & specials but excluding the cost of C.I.R. Joints; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: Socket & C.I.R. Jointing.

100.47.2.3:Leak rectification work in 140mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earth work excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the balance portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or repairable joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and refilling the trenches in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, without causing any damages to the existing utilities, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, ribbon fencing, watching, traffic control etc., complete as per the direction of Departmental officers, including the cost of pipe & specials but excluding the cost of C.I.R. Joints; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: Socket & C.I.R. Jointing.

100.47.2.4:Leak rectification work in 160mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earth work excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the balance portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or repairable joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and refilling the trenches in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, without causing any damages to the existing utilities, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, lighting, ribbon fencing, watching, traffic control etc., complete as per the direction of Departmental officers, including the cost of pipe & specials but excluding the cost of C.I.R. Joints; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: Socket & C.I.R. Jointing.

Leak Rectification in PVC Pipes-CIR Jointing

100.47.3.1:Leak rectification work in 90mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the balance portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or repairable joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and refilling the trenches in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, without causing any damage to the existing utilities, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, ribbon fencing, lighting, watching, traffic control etc., complete as per the direction of Departmental officers, including the cost of pipe & specials but excluding the cost of C.I.R. Joints; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: C.I.R. Jointing.

100.47.3.2:Leak rectification work in 110mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the balance portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or repairable joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and refilling the trenches in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, without causing any damage to the existing utilities, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, ribbon fencing, lighting, watching, traffic control etc., complete as per the direction of Departmental officers, including the cost of pipe & specials but excluding the cost of C.I.R. Joints; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: C.I.R. Jointing.

100.47.3.3.a:Leak rectification work in 140 mm PVC (Class 2 to 6) pipe line including detecting and locating leak, earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the balance portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or repairable joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and refilling the trenches in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, without causing any damage to the existing utilities, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, ribbon fencing, lighting, watching, traffic control etc., complete as per the direction of Departmental officers, including the cost of pipe & specials but excluding the cost of C.I.R. Joints; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: C.I.R. Jointing.

100.47.3.4:Leak rectification work in 160mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the balance portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or repairable joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and refilling the trenches in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, without causing any damage to the existing utilities, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, ribbon fencing, lighting, watching, traffic control etc., complete as per the direction of Departmental officers, including the cost of pipe & specials but excluding the cost of C.I.R. Joints; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: C.I.R. Jointing.

100.47.3.6:Leak rectification work in 200mm uPVC (Class 2 to 6) pipeline including detecting and locating leak, earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting the pipe diametrically perpendicular to the axis of pipeline without causing any damages to the balance portion, dismantling and lifting the pipe from trenches, smoothening the cut ends, conveying the new pipe, cutting and lowering new pipe into the trenches, placing in position, aligning the pipe to line and level and jointing the new pipe with the existing pipe with solvent cement or repairable joint and testing the pipeline by operating the valves concerned, and rectifying the defects if noticed and refilling the trenches in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, charges for removing surplus soil from work site, without causing any damage to the existing utilities, including hire for tools and plant, conveyance of tools and materials, bailing out water, providing caution boards, ribbon fencing, lighting, watching, traffic control etc., complete as per the direction of Departmental officers, including the cost of pipe & specials but excluding the cost of C.I.R. Joints; uPVC Pipes and specials shall be of good quality and conforming to relevant standards: C.I.R. Jointing.

Leak Rectification in CI Pipes-CID Jointing

100.48.1.2:Rectification of leakages in 100mm C.I. Pipe of all classes by replacing a length up to 1.5m including earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting and removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with the C.I. pipe and conveying and jointing with C.I.D. joint / suitable mechanical joint of suitable size or any other available size suitable joints after cleaning the ends, grinding if necessary, centering the pipe, inserting the joints, tightening to make a water tight joint, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion but excluding cost of materials and as per the direction of departmental officers etc., complete.

100.48.1.4:Rectification of leakages in 150mm C.I. Pipe of all classes by replacing a length up to 1.5m including earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting and removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with the C.I. pipe and conveying and jointing with C.I.D. joint / suitable mechanical joint of suitable size or any other available size suitable joints after cleaning the ends, grinding if necessary, centering the pipe, inserting the joints, tightening to make a water tight joint, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion but excluding cost of materials and as per the direction of departmental officers etc., complete.

100.48.1.5:Rectification of leakages in 200mm C.I. Pipe of all classes by replacing a length up to 1.5m including earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, cutting and removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with the C.I. pipe and conveying and jointing with C.I.D. joint / suitable mechanical joint of suitable size or any other available size suitable joints after cleaning the ends, grinding if necessary, centering the pipe, inserting the joints, tightening to make a water tight joint, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion but excluding cost of materials and as per the direction of departmental officers etc., complete.

Leak Rectification in CI Pipes-Minor Joint Leaks With Lead Wool

100.48.2.2:Rectification of minor joint leakages in 100mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged lead wool, conveying and inserting hemp and lead wool and caulking after cleaning the ends, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete.

100.48.2.4:Rectification of minor joint leakages in 150mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged lead wool, conveying and inserting hemp and lead wool and caulking after cleaning the ends, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete.

100.48.2.5:Rectification of minor joint leakages in 200mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged lead wool, conveying and inserting hemp and lead wool and caulking after cleaning the ends, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete.

100.48.2.6:Rectification of minor joint leakages in 250mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged lead wool, conveying and inserting hemp and lead wool and caulking after cleaning the ends, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete.

100.48.2.8:Rectification of minor joint leakages in 350mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged lead wool, conveying and inserting hemp and lead wool and caulking after cleaning the ends, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete.

100.48.2.10:Rectification of minor joint leakages in 450mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged lead wool, conveying and inserting hemp and lead wool and caulking after cleaning the ends, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete.

100.48.2.11:Rectification of minor joint leakages in 500mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged lead wool, conveying and inserting hemp and lead wool and caulking after cleaning the ends, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete.

Leak Rectification in CI Pipes-Jointing with Pig Lead

100.48.3.2:Rectification of joint leakages in 100mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged hemp and lead, conveying hemp and lead and providing lead joint after cleaning the joint, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete, but excluding the cost of pig lead.

100.48.3.4:Rectification of joint leakages in 150mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged hemp and lead, conveying hemp and lead and providing lead joint after cleaning the joint, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete, but excluding the cost of pig lead.

100.48.3.5:Rectification of joint leakages in 200mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged hemp and lead, conveying hemp and lead and providing lead joint after cleaning the joint, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete, but excluding the cost of pig lead.

100.48.3.6:Rectification of joint leakages in 250mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged hemp and lead, conveying hemp and lead and providing lead joint after cleaning the joint, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete, but excluding the cost of pig lead.

100.48.3.8:Rectification of joint leakages in 350mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged hemp and lead, conveying hemp and lead and providing lead joint after cleaning the joint, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete, but excluding the cost of pig lead.

100.48.3.10:Rectification of joint leakages in 450mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged hemp and lead, conveying hemp and lead and providing lead joint after cleaning the joint, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete, but excluding the cost of pig lead.

100.48.3.11:Rectification of joint leakages in 500mm C.I. Pipe including earthwork excavation in all kinds of soil for exposing leaking joint including tar cutting / concrete cutting, without causing any damages to the line and specials, cleaning the joints including raking out the damaged hemp and lead, conveying hemp and lead and providing lead joint after cleaning the joint, charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of conveyance and hire for tools and plant, bailing out water, lighting, watching, ribbon fencing, providing caution boards, traffic diversion, including cost of materials and as per the direction of departmental officers etc., complete, but excluding the cost of pig lead.

Leak Rectification in DI Pipes-Mechanical joints

100.49.1.6:Rectification of joint leakages in 350mm D.I. Pipe (cutting, removing and laying back a length of 1.0m from one side of the joint) including earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, by cutting and removing a portion of pipe from the damaged joint without causing any damages to the remaining portion of the line and specials and replacing the pipe with mechanical and tyton joint after cleaning the ends, centering the pipe, providing the joints, testing the line to the required test pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of hire and conveyance of tools, plants and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion but excluding cost of mechanical joint and as per the direction of departmental officers etc., complete.

100.49.1.9:Rectification of joint leakages in 500mm D.I. Pipe (cutting, removing and laying back a length of 1.0m from one side of the joint) including earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar cutting / concrete cutting, by cutting and removing a portion of pipe from the damaged joint without causing any damages to the remaining portion of the line and specials and replacing the pipe with mechanical and tyton joint after cleaning the ends, centering the pipe, providing the joints, testing the line to the required test pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of hire and conveyance of tools, plants and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion but excluding cost of mechanical joint and as per the direction of departmental officers etc., complete.

Leak Rectification in GI Pipe Line

100.50.1.1:Rectification of leakages of 32mm, 40mm & 50mm G.I. Pipes by replacing lengths up to 1.0m including earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar / concrete cutting, by cutting, removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with G.I. Pipes of suitable size and jointing by thraded coupler and union of suitable size including threading, alignment, laying and jointing to make a water tight joint, testing the line to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges hire and conveyance of tools, plant and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion, including the cost of specials but excluding cost of pipe and as per the direction of departmental officers etc., complete.

100.50.1.2:Rectification of leakages of 65mm G.I. Pipes by replacing lengths up to 1.0m including earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar / concrete cutting, by cutting, removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with G.I. Pipes of suitable size and jointing by thraded coupler and union of suitable size including threading, alignment, laying and jointing to make a water tight joint, testing the line to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges hire and conveyance of tools, plant and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion, including the cost of specials but excluding cost of pipe and as per the direction of departmental officers etc., complete.

100.50.1.3:Rectification of leakages of 80mm G.I. Pipes by replacing lengths up to 1.0m including earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar / concrete cutting, by cutting, removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with G.I. Pipes of suitable size and jointing by thraded coupler and union of suitable size including threading, alignment, laying and jointing to make a water tight joint, testing the line to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges hire and conveyance of tools, plant and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion, including the cost of specials but excluding cost of pipe and as per the direction of departmental officers etc., complete.

100.50.1.4:Rectification of leakages of 100mm G.I. Pipes by replacing lengths up to 1.0m including earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar / concrete cutting, by cutting, removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with G.I. Pipes of suitable size and jointing by thraded coupler and union of suitable size including threading, alignment, laying and jointing to make a water tight joint, testing the line to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges hire and conveyance of tools, plant and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion, including the cost of specials but excluding cost of pipe and as per the direction of departmental officers etc., complete.

100.50.1.6:Rectification of leakages of 150mm G.I. Pipes by replacing lengths up to 1.0m including earthwork excavation in all kinds of soil for exposing leak portion of the pipe including tar / concrete cutting, by cutting, removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with G.I. Pipes of suitable size and jointing by thraded coupler and union of suitable size including threading, alignment, laying and jointing to make a water tight joint, testing the line to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges hire and conveyance of tools, plant and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion, including the cost of specials but excluding cost of pipe and as per the direction of departmental officers etc., complete.

100.50.2.1:Rectification of leakages of 50mm G.I. Pipes in exposed portions by replacing lengths up to 1.0m by cutting, removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with G.I. Pipes of suitable size and jointing by thraded coupler and union of suitable size including threading, alignement, laying and jointing to make a water tight joint, testing the line to the required pressure, rectifying any defects noticed, without causing any damages to any other utilities, including the charges hire and conveyance of tools, plant and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion, necessary scaffolding including the cost of specials but excluding cost of pipe and as per the direction of departmental officers etc., complete.

100.50.2.2:Rectification of leakages of 65mm G.I. Pipes in exposed portions by replacing lengths up to 1.0m by cutting, removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with G.I. Pipes of suitable size and jointing by thraded coupler and union of suitable size including threading, alignement, laying and jointing to make a water tight joint, testing the line to the required pressure, rectifying any defects noticed, without causing any damages to any other utilities, including the charges hire and conveyance of tools, plant and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion, necessary scaffolding including the cost of specials but excluding cost of pipe and as per the direction of departmental officers etc., complete.

100.50.2.3:Rectification of leakages of 80mm G.I. Pipes in exposed portions by replacing lengths up to 1.0m by cutting, removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with G.I. Pipes of suitable size and jointing by thraded coupler and union of suitable size including threading, alignement, laying and jointing to make a water tight joint, testing the line to the required pressure, rectifying any defects noticed, without causing any damages to any other utilities, including the charges hire and conveyance of tools, plant and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion, necessary scaffolding including the cost of specials but excluding cost of pipe and as per the direction of departmental officers etc., complete.

100.50.2.4:Rectification of leakages of 100mm G.I. Pipes in exposed portions by replacing lengths up to 1.0m by cutting, removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with G.I. Pipes of suitable size and jointing by thraded coupler and union of suitable size including threading, alignement, laying and jointing to make a water tight joint, testing the line to the required pressure, rectifying any defects noticed, without causing any damages to any other utilities, including the charges hire and conveyance of tools, plant and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion, necessary scaffolding including the cost of specials but excluding cost of pipe and as per the direction of departmental officers etc., complete.

100.50.2.6:Rectification of leakages of 150mm G.I. Pipes in exposed portions by replacing lengths up to 1.0m by cutting, removing and stacking the damaged portion from the existing line without causing any damages to the remaining portion and specials and conveying and replacing with G.I. Pipes of suitable size and jointing by thraded coupler and union of suitable size including threading, alignement, laying and jointing to make a water tight joint, testing the line to the required pressure, rectifying any defects noticed, without causing any damages to any other utilities, including the charges hire and conveyance of tools, plant and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion, necessary scaffolding including the cost of specials but excluding cost of pipe and as per the direction of departmental officers etc., complete.

Other Maintenance Works

100.51.1: Disconnecting water connection from service mains along earthern road without causing any damage to the existing line including charges of earth work excavation in all kinds of soil for exposing connection point including tar cutting / conrete cutting if any, making the disconnection point water tight charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other existing utilities, including the charges of hire for tools and plant, conveyance of tools and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion but excluding cost of materials and as per the direction of departmental officers etc. complete.

100.51.2:Disconnecting water connection from service mains along Concrete road without causing any damage to the existing line including charges of earth work excavation in all kinds of soil for exposing connection point including tar cutting / conrete cutting, making the disconnection point water tight charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other existing utilities, including the charges of hire for tools and plant, conveyance of tools and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion but excluding cost of materials and as per the direction of departmental officers etc. complete.

100.51.3:Disconnecting water connection from service mains along Asphalt road without causing any damage to the existing line including charges of earth work excavation in all kinds of soil for exposing connection point including tar cutting / conrete cutting, making the disconnection point water tight charging and testing to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other existing utilities, including the charges of hire for tools and plant, conveyance of tools and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion but excluding cost of materials and as per the direction of departmental officers etc. complete.

100.57.1:Rectifying the leakages in boring point of public tap connection including earth work excavation in all kinds of soil for exposing the boring point including concrete / tar cutting, dismantling the damaged saddle piece,cutting and removing damaged portion of pipe line,fixing new saddle piece,laying 20/25 mm PVC 10Kg/cm2 pipe in place of damaged portion of pipe and connecting with existing pipe line,testing the line to the required test pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of hire and conveyance of tools, plants and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion, including cost of pipe and saddle piece and as per the direction of departmental officers etc. complete.

100.58.1:Rectifying the leakages in vertical pipe of public tap connection including earth work excavation in all kinds of soil for exposing the pipeline including concrete / tar cutting, cutting and removing damaged portion of pipe, fixing new 20/25 mm GI pipe and specials in place of damaged portion of pipe and connecting with existing pipe line, testing the line to the required pressure, rectifying any defects noticed and refilling the trenches using excavated earth in layers not exceeding 20cm depth including consolidating each layers by ramming, watering, removing the surplus soil from the work site, without causing any damages to any other utilities, including the charges of hire and conveyance of tools, plants and materials to the leak site, bailing out water, lighting, watching, ribbon fencing, caution boards, traffic diversion, including cost of pipe and specials and as per the direction of departmental officers etc. complete.

100.56.1:Supplying and fixing 15 / 20 mm PVC public tap after dismantling the damaged tap including all cost of materials, labour charges, hire for tools and as per the direction of the department officers etc complete.

100.59.1:Cutting the bituminous / concrete roads with cutting machine for a minimum depth of 200mm along the sides of proposed alignment of the pipe to be laid without causing any damage to other utilities, including the charges for hire and conveyance of tools and plant, cost of consumables and charges for lighting, watching, ribbon fencing, caution boards, traffic diversion, and as per the direction of departmental officers etc. complete, before carrying out the demolition of bituminous / concrete road by mechanical means and carrying out the excavation.

100.60.4.1:Plugging the existing 15mm (1/2 inch) connection near boring point using 20mm Indian Standard Class 6 uPVC End Cap, during alteration works, including cost of materials and consumables and charges for lighting, watching, providing caution boards etc. complete , including the cost of earthwork excavation in all kinds of soil, but excluding the cost of cutting of concrete / tarred / bituminous roads and as per directions of the department officers

100.60.4.2:Plugging the existing 20mm (3/4 inch) connection near boring point using 25mm Indian Standard Class 6 uPVC End Cap, during alteration works, including cost of materials and consumables and charges for lighting, watching, providing caution boards etc. complete , including the cost of earthwork excavation in all kinds of soil, but excluding the cost of cutting of concrete / tarred / bituminous roads and as per directions of the department officers.

100.60.5.1:Labour charges for attending boring point leakage / checking in the existing mains, including charges for earth work excavation in all kinds of soil, exposing the main, dismantling damaged pipe and specials as the case may be refilling the trenches with proper consolidation etc. complete as per the approved standards including charges for lighting, watching, providing caution boards, traffic control etc. complete but excluding cost of materials and cost of cutting of concrete / tarred / bituminous roads and as per the directions of the departmental officers.

100.60.6.1:Repair work within 1 m length in 15 mm (1/2 inch) house connections, using 20mm Indian Standard Class 6 uPVC pipe and specials, including trenching and refilling in all kinds of soil, hire for tools, cost of consumables and labour charges, cost of materials, including charges for lighting, watching, providing caution boards, traffic control etc. complete, but excluding the cost of cutting of concrete / tarred / bituminous roads and as per the directions of the department officers.

100.60.6.2:Repair work within 1 m length in 20 mm (3/4 inch) house connections, using 25mm Indian Standard Class 6 uPVC pipe and specials, including trenching and refilling in all kinds of soil, hire for tools, cost of consumables and labour charges, cost of materials, including charges for lighting, watching, providing caution boards, traffic control etc. complete, but excluding the cost of cutting of concrete / tarred / bituminous roads and as per the directions of the department officers.

100.60.7.1:Repair work for 1m to 2m length in 15 mm (1/2 inch) house connections, using 20mm Indian Standard Class 6 uPVC pipe and specials, including trenching and refilling in all kinds of soil, hire for tools, cost of consumables and labour charges, cost of materials, including charges for lighting, watching, providing caution boards, traffic control etc. complete, but excluding the cost of cutting of concrete / tarred / bituminous roads and as per the directions of the department officers.

100.60.7.2:Repair work for 1m to 2m length in 20 mm (3/4 inch) house connections, using 25mm Indian Standard Class 6 uPVC pipe and specials, including trenching and refilling in all kinds of soil, hire for tools, cost of consumables and labour charges, cost of materials, including charges for lighting, watching, providing caution boards, traffic control etc. complete, but excluding the cost of cutting of concrete / tarred / bituminous roads and as per the directions of the department officers.

15.2.2:Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:4:8 or leaner mix ( including equivalent design mix)

15.43.2:Dismantling manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer -in-Charge:Bituminous road

100.1.1:Excavating trenches of required width for pipes, cables, etc., including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20cm in depth, including consolidating each deposited layer by ramming, watering, etc., and disposing of surplus excavated soil as directed, within a lead of 50m, in all kinds of soil.

100.1.2:Excavating trenches of required width for pipes, cables, etc., including excavation for sockets, and dressing of sides, ramming of bottoms, depth exceeding 1.5m but not exceeding 3m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20cm in depth, including consolidating each deposited layer by ramming, watering, etc., and disposing of surplus excavated soil as directed, within a lead of 50m, in all kinds of soil.

100.8.1:Fencing one side of trenches, 1.50m height with two rows of 10cm plastic caution tape in vertical casuarina pole (girth 15cm to 24cm) fixed at 2m intervals.

100.98.1008:Engaging Coolie.

100.98.1009:Engaging Fitter ( grade 1).

50.2.3.1:Pumping or Bailing out water and removing slush etc by using pump set including cost of labour, oil hire charges of pumpset, etc complete

OD236505/2025-2026:Conveying the Bleaching powder from Perumala treatment plant to Arampally pump houses under WS section Nedumangad by carrying in suitable vehicle ,(vehicle having chemical conveyance facility) charges including loading and unloading and hire charge for vehicle head loading the bleachingpowder to pump house and stacking / rearranging the bags inside the pump house and including all otherincidental charges

OD236506/2025-2026:inter connection with existing 110/90/75/63/50/40 mm PVC with newly laid 110/90/75/63/50/40 mm PVC pipe

Providing and Fixing Valves

18.17.1:Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :25 mm nominal bore

18.17.2:Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :32 mm nominal bore

18.17.3:Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :40 mm nominal bore

18.17.4:Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :50 mm nominal bore

18.17.5:Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :65 mm nominal bore

18.17.6:Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :80 mm nominal bore

18.17.1A:Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) :20 mm nominal bore

18.31.1.2:Providing and fixing C.I. sluice valves (with cap) complete with bolts, nuts, rubber insertion etc. (the tail pieces if required will be paid separately): 100 mm diameterClass II

18.31.2.2:Providing and fixing C.I. sluice valves (with cap) complete with bolts, nuts, rubber insertion etc. (the tail pieces if required will be paid separately): 125 mm diameterClass II

18.31.3.2:Providing and fixing C.I. sluice valves (with cap) complete with bolts, nuts, rubber insertion etc. (the tail pieces if required will be paid separately): 150 mm diameterClass II

Maintenance of Tanks

100.53.2:Washing Clarifloculator using brooms, brushes and bleaching powder by engaging coolies, scrubbing twice, washing and cleaning using fresh water, including side wall, floor slab and columns, disposing the the slurry / waste materials away from the immediate premises and within the initial lead of 50m from the periphery of the clari floculator, without causing any damage to the existing structure and installations, charges including the operation of valves, conveyance and hire charges of tools and as per the direction of the department officers etc. complete.

100.53.1.a:Washing OHSR/GLSR using brooms, brushes and bleaching powder by engaging coolies, scrubbing twice, washing and cleaning using fresh water, including side wall, floor slab and columns, disposing the the slurry / waste materials away from the immediate premises and within the initial lead of 50m from the periphery of the tank, without causing any damage to the existing structure and installations, charges including the operation of valves, conveyance and hire charges of tools and as per the direction of the department officers etc. complete.

2.31:Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared

2.32:Clearing grass and removal of the rubbish up to a distance of 50 m outside the periphery of the area cleared.

Cost of materials

OD236499/2025-2026:Supplying 90mm CIR joint with RR & bolt and nut

OD236504/2025-2026:Supplying 75 mm CIR

OD236503/2025-2026:Supplying 110 mm CIR Joint with RR and bolt and nut

OD236495/2025-2026:Supplying 140mm CIR joint with RR & bolt and nut

OD236496/2025-2026:Supplying 160mm CIR joint with RR & bolt and nut

OD236491/2025-2026:Supplying 200mm CIR joint with RR & bolt and nut

OD236494/2025-2026:Supplying 80mm dia CID joints

OD236500/2025-2026:Supplying 100mm CID joints of all classes with RR and bolts and nuts etc. complete

OD236490/2025-2026:Supplying 125 mm CID joints of all classes with RR and bolts and nuts etc. complete

OD236497/2025-2026:Supplying 150mm CID joints of all classes with RR and bolts and nuts etc. complete

OD236498/2025-2026:Supplying 200mm CID joints of all classes with RR and bolts and nuts etc. complete

OD236501/2025-2026:Supplying 250mm CID joints of all classes with RR and bolts and nuts etc. complete

OD236502/2025-2026:Supplying 300 mm CID joint of all classes with RR and Bolt and nyts ets .complete

OD236493/2025-2026:Supplying 350mm dia CI/DI mechanical Joints.

OD236492/2025-2026:Supplying 500mm CI/DI mechanical joints.

100.98.9:Supply of Lead Wool

100.98.10:Supply of Hemp

100.98.49:Supply of PVC Saddle Piece (Average rate of 200/160/140/110/90/75/ 63/ 50 mm).

Road Restoration

100.41.39:Supply, stacking, spreading and consolidating of Quarry Muck in the trench of pipe line, including carriage, loading, unloading & stacking up to any lead.

100.41.40:Supply, stacking, spreading and consolidating of Red earth in the trench of pipe line for cushion including carriage, loading, unloading & stacking up to any lead.

4.1.3:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (cement : 2 coarse sand (zone-III)derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

16.84:Laying old cement concrete interlocking paver blocks of any design/ shape laid in required line, level, curvature, colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge. (Old CC paver blocks shall be supplied by the department free of cost.)

16.91.2:Providing and laying factory made chamfered edge Cement Concrete paver blocks in footpath, parks, lawns, drive ways or light traffic parking etc, of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over 50mm thick compacted bed of sand, compacting and proper embedding/laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand. complete all as per direction of Engineer-in-Charge.80 mm thick C.C. paver block of M-30 grade with approved color design and pattern.

100.59.2:Refilling the trenches with a wet mix of close graded granular materials (Stone aggregate - 25mm nominal size - 17.5%, Stone aggregate - 10mm nominal size - 17.5%, Crushed Stone - 2.36mm to 12.5mm - 25%, Stone chippings / screenings - 4.75mm nominal size - 20%, Stone chippings / screenings - 150 micron nominal size - 20%), mixing properly after adding sufficient quantity of water, refilling in layers not exceeding 150mm, compacting properly at Optimum Moisture Content with Surface Plate Vibrator and disposing the excavated material etc. complete, including traffic control, providing caution boards and as per direction of Engineer-in-charge for road restoration works in pipeline leak sites.

100.59.3:Restoring the road surfaces by providing and laying factory made cold bitumen-aggregate pot-hole repair mix in two layers of 25mm thick (total 50mm thick), by cleaning the surface with brooms etc. to remove dust/debris/water etc, placing the premix, compacting properly with hand-rammer etc. complete, including traffic control, providing caution boards and as per direction of Engineer-in-charge for road restoration works in pipeline leak sites.

Charges for remitting SIM connection for automation of Booster pump house provided at varios locations under the scheme

OD236712/2025-2026:Charges for remitting SIM connection for automation for Booster pump house provided at varios locations under the scheme for one year.