Annual Plan-2025-26 - Mulanthuruthy Block Panchayath -Pro.No.-177-Providing Filter Unit and allied facilities for Manakkappady Drinking water Scheme-Mulanthuruthy GP

OD279790/2025-2026:Supplying, installing ,testing and commissioning of sand filter of 25000LPH (capacity five hours working) 100000 liters purification at site including plumbing, mechanical &electrical work, training to operator etc complete as per the directions of engineer in charge. Pressure Sand MSEP Filter Vessel Dia 1000mm HOS 1800mm with shell thickness 5mm and dish thickness 6mm,2 frontal piping with butterfly valves Inner; primer epoxy paint outer; primer + red oxide paint Top manhole size 500mm side manhole size 275 mm Top bottom Stainer MS GI bolt nut, washer ,gas kit included, multigrade sand etc complete.

50.10.1:Steel work in built up G I tubular ( round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting,fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete

OD282912/2025-2026:Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch ofcorrugation as approved by Engineer-in-charge) 0.35 mm (+0.05%), total coatedthickness with zinc coating 120 grams per sqm as per IS: 277, in 240 mpa steel grade, 5-7 microns epoxy primer on both side. of the sheet and polyester top coat 15-18 microns.Sheet should have protective guard film of 25 microns minimum to avoid scratchesduring transportation and should be supplied in single length upto 12 metre or as desiredby Engineer-in-charge. The sheet shall be fixed using self drilling/self tapping screws ofsize (5.5x55mm) with EPDM seal, complete upto any pitch in horizontal/ vertical orcurved surfaces, excluding the cost of purlins, rafters and trusses and including cutting tosize and shape wherever required.

OD282919/2025-2026:Providing and fixing precoated galvanised steel sheet roofing accessories 0.40mm (+0.05%)total coated thickness zink coating 120gms per sqm as per IS :MM (+0.05%) total coated thickness zink coating 120gms per sqm asw per I S 277 in 240mpasteel grade 5-7 microns exposy primer on both side of the sheet and polyster top coat 15-18 microns using self drilling self tapping screws complete

OD279835/2025-2026:Modified 13.52.1,Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacturer's specifications excluding appropriate priming coat, preparation of surface, etc. complete.On steel work

18.12.8:Providing and fixing G.I. pipes complete with G.I fittings including trenching and refilling etc. External work80 mm dia nominal bore

18.19.6.1:Providing and fixing gun metal non-return valve of approved quality (screwed end): 80 mm nominal boreHorizontal

50.6.1.8:Solid block masonry using pre cast solid blocks (Factory made) of size 40x20x15cm or nearest available size confirming to IS 2185 part I of 1979 for super structure up to floor two level with thickness 15cm in: CM 1:6 ( 1 cement : 6 coarse sand etc complete

13.1.1:12 mm cement plaster of mix:1:4 ( 1 cement : 4 fine sand)