AMRUT Replacement of old and damaged pipes at Vathuruthy Colony in Division 30 Balance Work Replacing existing 100mm AC pipe with 160mm PVC pipe at North Janatha road in Division 33 and 34 of Kochi Corporation

Working Charge

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.

100.7.1:Bailing out water with 5HP engine and pump set including conveyance to the site, erecting, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc., complete.

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.

2.16.1:Close timbering in trenches including strutting, shoring and packing cavities (wherever required) complete (Measurements to be taken of the face area timbered).Depth not exceeding 1.5m

100.9.11:Laying uPVC pipes of class 2 to class 6 and specials, lowering to the trenches already made, placing in position aligning the pipeline to the lines and levels and jointing the pipes and specials with solvent cement and testing the pipeline with water to the required test pressure (excluding cost of pipes and specials): 160 mm nominal outside diameter pipes.

100.98.1008:Engaging Coolie.

100.98.1009:Engaging Fitter ( grade 1).

OD287535/2025-2026:Interconnecting the existing 300 CI / 160mm PVC pipe with newly laid 160mm PVC using 300x80MS clamp & specials required supplied by the contractor and the charges for earth work excavation etc complete as per direction.

OD287576/2025-2026:Interconnecting with newly laid 160mm PVC pipe with existing 63mm PVC pipe using the specials supplied by the contractor and the charge for earth work excavation etc. complete as per the direction.

OD271523/2025-2026:Interconnecting with the newly laid 160mm PVC pipe with existing 100mm AC /110 mm pvc pipes using the specials supplied by the contractor and the charges for earth work excavation etc complete as per the direction

OD271524/2025-2026: Changing water supply connection /PH connections after disconnecting the existing line using 63mm PVC saddle, 25mm PVC adapter,25mm PVC bend,25mm PVC pipe etc including charges for earth work excavation and refilling the trenches etc complete as per directions

100.31.1.4:Conveying and fixing C.I. sluice valves (with cap) by providing bolts, nuts, rubber insertions etc., complete, but excluding the cost of the valve (tail pieces, if required, will be paid separately): 150mm diameter, Class I.

16.78.1:Construction of granular sub- base by Providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, Carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting with vibratory power roller to achieve the desired density, complete as per specifications and directions of Engineer-in- Charge.With Material conforming to Grade - I ( size range 75 mm to 0.075 mm) having CBR Value- 30

4.1.8:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

18.34.1:Constructing masonry chamber 90x90x100 cm inside, in brick work in cement mortar 1:4 (1 cement : 4 coarse sand) for sluice valve, with C.I. surface box 100 mm top diameter, 160 mm bottom diameter and 180 mm deep (inside) with chained lid and RCC top slab 1:2:4 mix (1 cement : 2 coarse sand: 4 graded stone aggregate 20 mm nominal size), i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand: 10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement : 3 coarse sand) 12 mm thick, finished with a floating coat of neat cement complete as per standard design:With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Material charges

100.98.216:Supply of PVC Pipe, 6kg/cm2, 160mm Dia.

OD288189/2025-2026:PVC specials 3% of cost of pipe

100.98.460:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.6, Size 150mm.

OD271525/2025-2026:Supply of Solvent Cement