Tharangini Library Renovation (SO Project No.273/25-26)-Thachampara GP

Building Maintenance

50.6.1.5:Solid block masonry using pre cast solid blocks ( Factory made) of size 30x20x20cm or nearest available size confirming to IS 2185 Part I of 1979 for super structure up to floor two level thickness 20cm and above in: CM 1:6 ( 1 cement : 6 coarse sand) etc complete

OD211954/2024-2025:Providing and fixing pressed steel glazed type type window and ventilator made out of 18G(1.25mm) thick prime quality TATA's GALVANO steel sheet using profile 82 x 60 mm for window frames and 50 x 20mm for window shutters welded assembled with 75 mm stainless steel butt hinges, adjustable hold fasts,mrtar guards,stainless Hooks ,Eyes and stay hooks etc., and if required welded or assembled with M S Grill of dia 12 mm rod @ 100 mm C/C horizontally with 25 x 5 flat 2 Nos vertically per panel or as specified and inclusive of labour charges for fixing all window fittings like Tower bolts, handles, aluminium beadings etc.,Ventilators provided louvers only (ventilator shutters provided separately) make rebate for fixing the glass panel and (including 5 mm/5.5 mm thick glass ) , aluminium beadings etc and applied with suitable primer also including all cost of conveyance charges fixing charges at the site etc complete

OD211955/2024-2025:Providing and fixing Pressed Steel Door frames of profile A/B/C/E of size 90 x 60mm/105 x 60mm/125 x 60mm/165 x 60 mm onforming to IS: 4351 manufactured from prime qualitybright TATA GALVANO Steel sheets of 18SWG (1.25mm) thickness including Hinges jamb, lock jamb, head and if required base tie and then mitred the corners,welded to the size as per specifications and fitted or welded with adjustable legs with split end tail to each jamb including steel butt hinges 125 mm and provided with mortar guards, shock absorbers and lock strike plate as specification and pretreated,phosphated and then applied with suitable primer with Pressed Steel Door Shutter made out of 20 SWG prime quality TATA's GALVANO steel sheets pressed to profiles of 75 x 30mm for shutter outer frame and louvered and stiffened sheet for inner panel assembled together by welding/riveting and then pretreated,phosphated and finally applied zinchromate metal primer including fixing all hardware fittings such as Aldrops,Tower bolts,Hinges, and Handles etc all made out of stainless steel as per the schedule of hardware fittings also including all cost of conveyance charges fixing charge at the site etc complete.

5.22.6: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

5.9.5:Centering and shuttering including strutting, etc. and removal of form for:Lintels, beams, plinth beams, girders bressumers and cantilevers

5.3:Reinforced cement concrete work in beams, suspended floors, roofs, having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases up to floor five level excluding the cost of centering, shuttering, finishing and reinforcement, with1:1.5:3 (1 cement : 1.5 coarse sand (Zone III) derived from natural sources: 3 graded stone aggregate 20 mm nominal size derived from natural sources).

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

11.41.2:Providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS : 15622, of approved make, in all colours and shades, laid on 20 mm thick cement mortar 1:4(1 cement : 4 coarse sand), including grouting the joints with white cement and matching pigments etc., complete.Size of Tile 600 x 600 mm.

13.46.1:Finishing walls with Acrylic Smooth exterior paint of required shade:New work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer applied @ 2.20 kg/10 sqm)

13.61.1:Painting with synthetic enamel paint of approved brand and manufacture to give an even shade:Two or more coats on new work

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

12.50:Providing and fixing precoated galvanised iron profile sheets (size, shape and pitch of corrugation as approved by Engineer-in-charge) 0.50 mm (+0.05%), total coated thickness 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 scratches during transportation and should be supplied in single length upto 12 metre or as desired by Engineer-in-charge. The sheet shall be fixed using self drilling/self tapping screws of size (5.5x55mm) 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.

12.51.1:Providing and fixing precoated galvanised steel sheet roofing accessories 0.50 mm (+0.05 %) total coated thickness, 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 using self drilling/ self tapping screwscomplete :Ridges plain (500-600 mm)

10.25.2: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 gratings, frames, guard bar, ladder, railings, brackets, gates and similar works