Tender For Additional Repair and Maintenance of School Buildings at Chetlat & Bitra - Earth work in excavation by mechanical means (Hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, for all lift, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil. 2 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources) 3 Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in foundation and plinth in Cement mortar 1:6 (1 cement : 6 coarse sand) 4 Filling with available fly ash and earth (excluding rock) in trenches or embankment in layers (each layer should not exceed 15 cm), with intermediate layer of compacted earth (Soil density of 98%) after every four layers of compacted depth of fly ash, sides & top layer of filling shall be done with earth having total minimum compacted thickness 30 cm or as decided by Engineer -in-charge, including compacting each layer by rolling/ ramming and watering, all complete as per drawing and direction of Engineer -in - charge. 5 1:5:10 (1 cement : 5 coarse sand (zone-III) derived from natural sources : 10 graded stone aggregate 40 mm nominal size derived from natural sources) 6 Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes inCement mortar 1:6 (1 cement : 6 coarse sand) 7 12 mm cement plaster of mix : 1:6 (1 cement: 6 fine sand) 8 15 mm cement plaster on the rough side of single or half brick wall of mix 1:6 (1 cement: 6 fine sand 9 Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V levelCement mortar 1:4 (1 cement :4 coarse sand) 10 12 mm cement plaster of mix : 1:4 (1 cement: 4 fine sand) 11 Providing and fixing factory made P.V.C. door frame of size 50x47 mm with awall thickness of 5 mm, made out of extruded 5mm rigid PVC foam sheet, mitred at corners and joined with 2 Nos of 150 mm long brackets of 15x15 mm M.S. square tube, the vertical door frame profiles to be reinforced with 19x19 mm M.S. square tube of 19 gauge, EPDM rubber gasket weather seal to be provided through out the frame. The door frame to be fixed to the wall using M.S. screws of 65/100 mm size, complete as per manufacturer’s specification and direction of Engineer in-Charge. 12 Providing and fixing factory made panel PVC door shutter consisting of frame made out ofM.S. tubes of 19 gauge thickness and size of 19 mm x 19 mm for styles and 15x15 mm for top & bottom rails. M.S. frame shall have a coat of steel primers of approved make and manufacture. M.S. frame covered with 5 mm thick heat moulded PVC ‘C’ channel of size 30 mm thickness, 70 mm width out of which 50 mm shall be flat and 20 mm shall be tapered in 45 degree angle on both side forming styles and 5 mm thick, 95 mm wide PVC sheet out of which 75mm shall be flat and 20 mm shall be tapered in 45 degree on the inner side to form top and bottom rail and 115 mm wide PVC sheet out of which 75 mm shall be flat and 20 mm shall be tapered on both sides to form lock rail. Top, bottom and lock rails shall beprovided both side of the panel. 10 mm (5 mm x 2 ) thick, 20 mm wide cross PVC sheet be provided as gap insert for top rail & bottom rail, paneling of 5 mm thick both side PVCsheet to be fitted in the M.S. frame welded/ sealed to the styles & rails with 7 mm (5 mm+2 mm) thick x 15 mm wide PVC sheet beading on inner side, and joined together with solvent cement adhesive. An additional 5 mm thick PVC strip of 20 mm width is to be stuck on the interior side of the ‘C’ Channel using PVC solvent adhesive etc. complete as per direction of Engineer-in-charge, manufacturer’s specification & drawing. 9.120.1 30 mm thick plain PVC door shutters 13 Providing and fixing white vitreous china pedestal type water closet (European type) with seat and lid, 10 litre low level white vitreous china flushing cistern & C.P. flush bend with fittings & C.I. brackets, 40 mm flush bend, overflow arrangement with specials of standard make and mosquito proof coupling of approved municipal design complete, including painting of fittings and brackets, cutting and making good the walls and floors wherever required :17.3.1 W.C. pan with ISI marked white solid plastic seat and lid 14 Providing and fixing P.V.C. low level flushing cistern with manually controlled device (handle lever) conforming to IS : 7231, with all fittings and fixtures complete.10 liter capacity - White 15 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 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand), jointing with grey cement slurry @ 3.3 kg/ sqmincluding grouting the joints with white cement and matching pigments etc., complete Size of Tile 800x800 mm 16 Providing and fixing Ist quality ceramic glazed wall tiles conforming to IS: 15622 (thickness to be specified by the manufacturer), of approved make, in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer-in-Charge, in skirting, risers of steps and dados, over 12 mm thick bed of cement mortar 1:3 (1 cement : 3 coarse sand) and jointing with grey cement slurry @ 3.3kg per sqm, including pointing in white cement mixed with pigment of matching shade complete. 17 Dismantling roofing including ridges, hips, valleys and gutters etc. and stacking the material within 50 meters lead of: G.S Sheet 18 Providing corrugated G.S. sheet roofing including vertical / curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete (up to 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. .0.80 mm thick with zinc coating not less than 275 gm/m² 19 15 mm cement plaster on rough side of single or half brick wall finished with a floating coat of neat cement of mix :1:3 (1 cement: 3 fine sand) 20 Providing and fixing special quality bright finished brass cupboard or ward robe locks with four levers of approved quality including necessary screws etc. complete. 50 mm 21 Applying priming coats with primer of approved brand and manufacture, having low VOC(Volatile Organic Compound ) content With water thinnable cement primer on wall surface having VOC content less than 50 grams/ litre. 22 Providing and applying white cement based putty of average thickness 1 mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete 23 Wall painting with premium acrylic emulsion paint of interior grade, having VOC (VolatileOrganic Compound ) content less than 50 grams/ litre of approved brand and manufacture,including applying additional coats wherever required to achieve even shade and colour. Two coats 24 Steel work in built up 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.Hot finished welded type tubes 25 Providing and fixing 12 mm thick prelaminated particle board flat pressed three layer or graded wood particle board conforming to IS: 12823 Grade l Type ll, in panelling fixed in aluminum doors, windows shutters and partition frames with C.P. brass / stainless steel screws etc. complete as per architectural drawings and directions of engineer-in-charge. Pre-laminated particle board with decorative lamination on both sides 26 Providing and fixing aluminium work for doors, windows, ventilators and partitions withextruded built up standard tubular sections/ appropriate Z sections and other sections ofapproved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required diaand size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminium snap beading for glazing / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fastenersto be paid for separately) : 21.1.1 For fixed portion Powder coated aluminium (minimum thickness of powder coating 50 micron) 27 Providing and fixing bright finished brass tower bolts (barrel type) with necessary screwsetc. complete : 100x10 mm 28 Renewing glass panes, with wooden fillets wherever necessary:Float glass panes of nominal thickness 4 mm (weight not less than 10kg/sqm) 29 Providing and fixing bright finished brass handles with screws etc. complete:100 mm 30 Providing and fixing bright finished brass hanging type floor door stopper with necessary screws, etc. complete. 31 Providing and fixing bright finished brass casement stays (straight peg type) with necessary screws etc. complete : 250 mm weighing not less than 280 gms 32 Providing and fixing brass bib cock of approved quality :15 mm nominal bore 33 Providing and Fixing Name Board 34 Painting with synthetic enamel paint of approved brand and manufacture to give an even shade : Two or more coats on new work
