DEPOSIT-KWA/DW/2022 -2023 WSS to TKK in division 31.-DW-Providing water supply distribution lines at Kattamattom and Eramath road in Thrikkakara Muncipality-Pipeline Work

Amount

Appendix A. Working Charges

16.83:Taking out existing CC interlocking paver blocks from footpath/ central verge, including removal of rubbish etc., disposal of unserviceable material to the dumping ground, for which payment shall be made separately and stacking of serviceable material within 50 metre lead as per direction of Engineer-in-Charge.

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.

100.8.1: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.

100.9.8: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): 90 mm nominal outside diameter pipes.

100.98.213:Supply of PVC Pipe, 6kg/cm2, 90mm Dia.

OD122760/2022-2023:Interconnecting 90mm PVC with existing 90mm PVC line by tappipng including cost of all specials necessary fencing etc. as per the direction of departmental officers

OD127195/2022-2023:Interconnection with the newly laid 90mm pvc with existing 160mm pipe with suitable specials and tapping with reqired specials including necessary earthwork excavation , fencing etc. as per direction of departmental officers

OD122761/2022-2023:Supplying 90mm PVC bend

OD122762/2022-2023:Supplying 90mm PVC end cap

OD130972/2022-2023:Supplying and laying of 80 mm GI pipe medium

OD191285/2022-2023:Interconnection of 80mm GI pipe with existing 90mm PVC pipe with suitable specials including earth work, fencing as per direction of departmental officers

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.)

16.78.3: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 - III ( size range 26.5 mm to 0.075 mm) having CBR Value - 20

ABDUL SAMAD K B

Bidder Name

Anandhu cs