Deposit- RWSS to Nedumpana- Replacement of Existing old damaged PVC Pipes and Providing interconnection works and in Various Wards of Nedumpana Grama Panchayath

15.2.1:Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:3:6 or richer mix (i/c 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.

100.8.1: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.

100.9.6: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): 63 mm nominal outside diameter pipes.

100.9.7: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): 75 mm nominal outside diameter pipes.

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.

OD315448/2023-2024:Interconnection of existing 200 mm PVC pipe line and newly laid 63 mm PVC pipe line including Earthwork excavation , bailing out water ,cutting the existing line and fixing PVC specilas with the help of solvent cement ,necessary protection work including bailing out water ,back filling the trenches and controlling the valve ,including cost of all materials ,labour charges and conveyance etc complete as per the direction of departmental officers.

OD66538/2024-2025:Interconnection of existing 75 mm PVC pipe line and newly laid 75 mm PVC pipe line including Earthwork excavation , bailing out water ,cutting the existing line and fixing PVC specilas with the help of solvent cement ,necessary protection work including bailing out water ,back filling the trenches and controlling the valve ,including cost of all materials ,labour charges and conveyance etc complete as per the direction of departmental officers.