DEPOSIT-District Panchayath- Alappuzha 2020-21 - Project No-S 006-21-Aroor Division - Supplying and Laying 90mm PVC pipe 975 meters at Thyyil area in ward No 21 and Kummayithara area in ward No 14 of Aroor panchayath and Cheemamthara area in ward No

Amount

Appendix - A - Working Charges

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.

100.1.1: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.

100.98.1008:Engaging Coolie.

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.

100.10.2:Laying HDPE pipes (IS : 4984) on land portion including conveying within initial lead and aligning the pipes, electro-fusion welding using automatic or semi-automatic electrofusion machines, testing the pipeline thus fabricated to suit the hydraulic working pressure and after testing, aligning the pipeline, lowering the pipe in position into the trenches already made, testing the line to suitable pressure with potable water before back filling and levelling the trenches including all labour charge, hire for appliances etc., complete but excluding cost of pipe and fittings: 110mm Nominal Outer Diameter Pipes.

OD71379/2022-2023:Interconnecting the newly laid 90 mm PVC line with the existing 90 mm PVC pipe by cutting the existing PVC line diametrically, the cut being diametrically perpendicular to the axis of pipe and smoothing of cut ends, inserting suitable specials such as Tee/saddle clamp /any other type supplied by the contractor and placing in position,joining with solvent cement and testing to the required test pressure,including necessary earth work excavation,cost of specials supplied by the contractor,labour charges and hire for tools etc.,complete

OD71380/2022-2023:Interconnecting the newly laid 90 mm PVC pipe line to the existing 160mm,cutting the existing 160 PVC line diametrically,the cut being diametrically perpendicular to the axis of the pipe and smoothing the cut ends and inserting 160x160 mm PVC Tee supplied by the contractor and placing in position.jointing with solvent cement and testing to the required test pressure including cost of specials supplied,labour charges and hire for tools etc. complete.

OD71381/2022-2023:Supplying at site superior quality 90 mm PVC Bend (6 Kg/cm2)

OD71382/2022-2023:Supplying at site superior quality 90 mm End Cap (6 Kg/cm2)

Appendix -B- Materials

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

100.98.135:Supply of HDPE Pipe PE 100 (IS 4984/1995), 8kg, 110mm Outer Dia.

Joseph T contractor

Bidder Name

Joseph T contractor

NITHIN K P