Rectification work of 1 WSS under Package-2 to Palakuzha GramaPanchayathin Ernakulam District

Amount

APPENDIX 1- KAVUMBHAGAM

Earthwork in open well excavation (in or under water) for wells of diameter up to 2.50m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift from 7.5m to 9.0m including neat banking.

Earthwork in open well excavation (in or under water) for wells of diameter up to 2.50m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift from 9.0m to 10.5m including neat banking.

Centering and shuttering including strutting, etc. and removal of form for:Well steining

Reinforced cement concrete work in well - steining excluding the cost of centering, shuttering, finishing and reinforcement, with 1:1.5:3 (1 cement : 1.5 coarse sand (Zone - III) : 3 graded stone aggregate 20 mm nominal size)

Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

Supplying and fixing of dia 1 m concrete ring (for baby well)

Filling with Sand --- Supplying and filling sand in foundation trenches of culvert for stabilizing the top clay layer including watering, ramming, consolidating and dressing, etc complete for improving bearing capacity of soil.

Bailing out water Using 5HP Pump- Bailing out water with 5HP engine and pump set including conveyance to site and erection,cost of fuel, lubrication oil and other stores, pay of staff etc complete

Desilting open wells of dia above 3.5m and up to 6.0m and depth up to 9.0m by earth work excavation in or under water, after closing the inlet valves and plugging any holes in the steining by engaging divers with breathing accessories, bailing out water using pump set of suitable capacity, lifting the excavated silt/mud/clay using ropes, pulleys and buckets and disposing the same within minimum lead of 50 m from the periphery of the well, including engaging coolies for scrapping the inner side of the well, without causing any damages to the existing structures and installations, including hire and conveyance of tools and plant and as per the directions of the department officers etc. complete.

Supply of PE Pipe, PE100, PN10, conforming to IS 4984/2016. 90 mm dia 12.5 kg

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

"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 pipe line thus fabricated to suit the hydrulic 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 leveling the trenches including all labour charge, hire for appliances etc. complete but excluding cost of pipe and including cost of fittings. 90 mm outer dia

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, traffice 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.

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) : 4 graded stone aggregate 20 mm nominal size)

Supplying and installing new open well Pump of 120m head and 15000 lph discharge and Panelboard including all accessories and pipe, NRV, cable, rope etc including charges for labour, hire and conveyence

SATHEESAN K.T (BID ID -2200768)