371/26 Related activities of Kanayankavayal Drinking water scheme well construction reach 2(Re-tender)

OD309276/2025-2026:Supplying and fixing 40mm dia 12.5kg/cm2 HDPE pipe,PE-80,including specials and all fitting charges but excluding trenching and refilling etc. complete

11.3.1:Cement concrete flooring 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate)finished with a floating coat of neat cement, including cement slurry, but excluding the cost of nosing of steps etc. complete.40 mm thick with 20 mm nominal size stone aggregate

10.25.1:Item Shifted to Sub head 14 as item 14.73 Item Shifted to head 14 as item 14.74 Steel work welded in built up sections/framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.In stringers, treads,landings etc. of stair cases, including use of chequered plate wherever required, all complete

50.10.2:Steel work for purlin/single section with G I pipes 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

OD322066/2025-2026:Providing and fixing precoated galvanised iron profile sheet(CE OBSERVED DATA)(size,shape and pitch of corrugation as approved by Engineer-in-charge)0.35 mm(+0.05%),total coatedthicknesswith zinkcoating 120gramsper sqmas per IS:277,in 240 mpa steel grade ,5-7 micronsepoxy primer on both side of the sheet and polyester top coat15-18 microns.Sheet should have protective guard filmof 25 microns minimum to avoid scratches during transportationand should be supplied in single length upto 12 metreor as desiredby Engineer - in- charge.The sheet shall be fixed using self drilling / self tapping screws of size(5.55X55 mm)with EPDM seal complete upto any pitch in horizontal/vertical or curved surfaces,excluding the cost of purlins,rafters and trusses and including cutting to size and shape wherever required