tender for annual repair & maintenance of crri staff colony, maharani bagh, new delhi-110065; 1 removing dry or oil bound distemper, water proofing cement paintand the like by scrapping, sand papering and preparing the surfacesmooth including necessary repairs to scratches etc. complete. 2 providing and applying plaster of paris putty of 2 mm thickness over plastered surface to prepare the surface even and smooth complete. 3 distempering with 1st quality acrylic distemper (ready mixed) having voc content less than 50 gram/litre, of approved manufacturer and of requiredshade and colour all complete to achieve even shade and colour : new work (two or more coats) over and including water thinnable priming coat with cement primer having voc content less than50 gram/litre 4 applying priming coats with primer of approved brand andmanufacture, having low voc (volatile organic compound ) content:with water thinnable cement primer on wall surfacehaving voc content less than 50 grams/litrer 5 wall painting with acrylic emulsion paint, having voc (volatile organic 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 6 painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : one or more coats on old work 7 distempering with 1st quality acrylic distemper (ready mixed) having voc (volatile organic compound ) content less than 50 gram/ litre, of approved brand and manufacturerincluding applying additional coats wherever required to achieve even shade and colour:old work (one or more coats) 8 providing and applying white cement based putty of average thickness 1mm, of approved brand and manufacturer, over the plastered wall surface to prepare the surface even and smooth complete. 9 painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade :one or more coats on old work 10 earth work in excavation by mechanical means (hydraulic excavator)/manual means over areas (exceeding 30 cm in depth, 1.5 m in width as well as 10 sqm on plan) including getting out and disposal of excavated earth lead with in crri campus and for all lift, as directed by engineer in-charge:all kinds of soil 11 earth work in excavation by mechanical means (hydraulic excavator) / manual means in foundation trenches or drains (not exceeding 1.5 m inwidth or 10 sqm on plan), including dressing of sides and ramming ofbottoms, lift upto 1.5 m, including getting out the excavated soil anddisposal of surplus excavated soil as directed, within the campus of crri staff colony. all kinds of soil. 12 excavating trenches by mechinical / manual means of required width for pipes, cables, etcincluding excavation for sockets, and dressing of sides, ramming of bottoms, for all depth, 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 crri campus : pipes, cables etc, not exceeding 80 mm dia : all kinds of soil 13 excavating trenches by mechinical / manual means of required width for pipes, cables, etcincluding excavation for sockets, and dressing of sides, ramming of bottoms, for all depth, 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 crri campus :pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia: all kinds of soil 14 filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead up to 50 and for all lift. 15 providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work up to floor v level: 1:2:4 (1 cement : 2 coarse sand (zone-iii) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources 16 centering and shuttering including strutting, propping etc. and removalof form for: foundations, footings, bases of columns, etc. for mass concrete. 17 centering and shuttering including strutting, propping etc. and removalof form for:suspended floors, roofs, landings, balconies and access platform. 18 centering and shuttering including strutting, propping etc. and removalof form for: lintels, beams, plinth beams, girders, bressumers and cantilevers 19 centering and shuttering including strutting, propping etc. and removalof form for:columns, pillars, piers, abutments, posts and struts 20 centering and shuttering including strutting, propping etc. and removalof form for:small lintels not exceeding 1.5 m clear span, moulding as in cornices, window sills, string courses, bands, copings, bed plates, anchor blocks and the like. 21 centering and shuttering including strutting, propping etc. and removalof form for:edges of slabs and breaks in floors and walls ; under 20 cm wide. 22 centering and shuttering including strutting, propping etc. and removalof form for:edges of slabs and breaks in floors and walls:above 20 cm wide 23 extra for providing and mixing water proofing material in cement concretework in doses by weight of cement as per manufacturers specification. 24 extra for concrete work in superstructure above floor v level for each four floors or part thereof. 25 making plinth protection 50mm thick of cement concrete 1:3:6 (1 cement : 3 coarse sand (zone-iii) derived from natural sources : 6 graded stone aggregate 20 mm nominal size derived from natural sources) over 75mm thick bed of dry brick ballast 40 mm nominal size, well rammed and consolidated and grouted with fine sand, including necessary excavation, levelling & dressing & finishing the top smooth. 26 providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - all work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-iii) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources) 27 providing precast cement concrete jali 1:2:4 (1 cement : 2 coarse sand(zone-iii) : 4 graded stone aggregate 6mm nominal size ), reinforced with 1.6 mm dia mild steel wire, including centering and shuttering, roughening cleaning, fixing and finishing in cement mortar 1:3 (1 cement: 3 fine sand) etc. complete, excluding plastering of the jambs, sills and soffits.50 mm thick 28 steel reinforcement for r.c.c. work including straightening, cutting, bending, placing in position and binding all complete upto & above plinth level.thermo-mechanically treated bars of grade fe-500d or more. 29 smooth finishing of the exposed surface of r.c.c. work with 6 mm thick cement mortar 1:3 (1 cement : 3 fine sand). 30 providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, portland pozzolana / ordinary portland /portland slag cement, admixtures in recommended proportions as per is: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete. note: extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. in case the cement content in design mix is more than 1.10 times of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement : all works upto plinth level with concrete of m35 grade with minimum cement content of 370 kg /cum 31 providing and laying in position ready mixed or site batched design mix cement concrete for reinforced cement concrete work; using coarse aggregate and fine aggregate derived from natural sources, portland pozzolana / ordinary portland /portland slag cement, admixtures in recommended proportions as per is: 9103 to accelerate / retard setting of concrete, to improve durability and workability without impairing strength; including pumping of concrete to site of laying, curing, carriage for all leads; but excluding the cost of centering, shuttering, finishing and reinforcement as per direction of the engineer-in-charge; for the following grades of concrete. note: extra cement up to 10% of the minimum specified cement content in design mix shall be payable separately. in case the cement content in design mix is more than 1.10 times of the specified minimum cement content, the contractor shall have discretion to either re-design the mix or bear the cost of extra cement : all works above plinth level upto floor v level with concrete of m25 grade with minimum cement content of 370 kg /cum 32 extra for r.c.c./ b.m.c/ r.m.c. work above floor v level for each four floors or part thereof 33 brick work with common burnt clay f.p.s. (non modular) bricks of class designation 7.5 in foundation and plinth in:cement mortar 1:4 (1 cement : 4 coarse sand) 34 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 in :cement mortar 1:4 (1 cement : 4 coarse sand) 35 extra for brickworkin superstructure, above floor v level for every four floors or part thereof by mechanical means. 36 half brick masonry with common burnt clay f.p.s. (non modular) bricks of class designation 7.5 in foundations and plinth incement mortar 1:4 (1 cement : 4 coarse sand). 37 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 level.in cement mortar 1:4 (1 cement :4 coarse sand). 38 extra for half brick masonry in superstructure, above floor v level for every four floors or part thereof by mechanical means. 39 extra for providing and placing in position 2 nos 6mm dia. m.s. bars at every third course of half brick masonry. 40 providing and fixing 18 mm thick gang saw cut, mirror polished, premoulded and prepolished, machine cut for kitchen platforms, vanity counters, window sills, facias and similar locations of required size, approved shade, colour and texture laid over 20 mm thick base cement mortar 1:4 (1 cement : 4 coarse sand), joints treated with white cement, mixed with matching pigment, epoxy touch ups, including rubbing, curing, moulding and polishing of edges to give high gloss finish etc. complete at all levels.marble8.2.2.1 area of slab upto 0.50/area of slab over 0.50:raj nagar plain white marble/ udaipur green marble/ zebra black having area of slab upto & above 0.50sqm. 41 providing and fixing 18 mm thick gang saw cut, mirror polished, premoulded and prepolished, machine cut for kitchen platforms, vanity counters, window sills, facias and similar locations of required size, approved shade, colour and texture laid over 20 mm thick base cement mortar 1:4 (1 cement : 4 coarse sand), joints treated with white cement, mixed with matching pigment, epoxy touch ups, including rubbing, curing, moulding and polishing of edges to give high gloss finish etc. complete at all levels.marble8.2.2.1 area of slab upto 0.50/area of slab over 0.50: granite stone slab of colour black, cherry/ruby red. area upto & above 0.50sqm. 42 extra for fixing marble /granite stone, over and above corresponding basic item, in facia and drops of width upto 150 mm with epoxy resin based adhesive, including cleaning etc. complete 43 extra for providing opening of required size & shape for wash basin/ kitchen sink in kitchen platform, vanity counter and similar location in marble/ granite/ stone work, including necessaryholes for pillar taps etc. including moulding, rubbing and polishing of cut edges etc. complete. 44 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 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 : 3coarse sand) and jointing with grey cement slurry @ 3.3kg per sqm, including pointing in white cement mixed with pigment of matching shade complete. 45 providing wood work in frames of doors, windows, clerestory windows and other frames, wrought framed and fixed in position with hold fast lugs or with dash fasteners of required dia & length (hold fast lugs or dash fastener shall be paid for separately): sal wood 46 providing and fixing glazed shutters for doors, windows and clerestory windows using 4 mm thick float glass panes, (weight not less than10 kg per sqm) fixing with isi marked m.s. pressed butt hinges bright finished of required size with necessary screws:second class teak wood:30 mm thick 47 providing and fixing pre-laminated flat pressed 3 layer (medium density)particle board or graded wood particle board is : 3087 marked, with oneside decorative and other side balancing lamination grade i, type iiexterior grade is : 12823 marked, in shelves with screws and fittings wherever required, edges to be painted with polyurethane primer (fittings to be paid separately): 18 mm thick 48 providing and fixing pre-laminated flat pressed 3 layer (medium density)particle board or graded wood particle board is : 3087 marked, with oneside decorative and other side balancing lamination grade i, type iiexterior grade is : 12823 marked, in shelves with screws and fittings wherever required, edges to be painted with polyurethane primer (fittings to be paid separately):25 mm thick 49 providing and fixing isi marked flush door shutters conforming to is :2202 (part i) non-decorative type, core of block board construction withframe of 1st class hard wood and well matched commercial 3 plyveneering with vertical grains or cross bands and face veneers on bothfaces of shutters: 35 mm thick including isi marked stainless steel butt hingeswith necessary screws 50 providing and fixing isi marked flush door shutters conforming to is :2202 (part i) non-decorative type, core of block board construction withframe of 1st class hard wood and well matched commercial 3 plyveneering with vertical grains or cross bands and face veneers on bothfaces of shutters: 30 mm thick including isi marked stainless steel butt hingeswith necessary screws 51 25 mm thick (for cupboard) including isi marked nickel platedbright finished m.s. piano hinges with necessary screws 52 extra for providing lipping with 2nd class teak wood battens 25 mmminimum depth on all edges of flush door shutters (over all area of doorshutter to be measured). 53 extra for cutting rebate in flush door shutters (total area of the shutterto be measured). 54 providing and fixing wooden moulded beading to door and window frameswith iron screws, plugs and priming coat on unexposed surface etc.complete : 2nd class teak wood:50x12 mm 55 providing and fixing wooden moulded beading to door and window frameswith iron screws, plugs and priming coat on unexposed surface etc.complete : 2nd class teak wood: 50x20 mm 56 providing and fixing chromium plated brass curtain rod having wallthickness of 1.25mm with two chromium plated brass brackets fixedwith c.p. brass screws and pvc sleeves etc., wherever necessarycomplete : 25 mm dia 57 providing and fixing m.s. grills of required pattern in frames of windowsetc. with m.s. flats, square or round bars etc. including priming coatwith approved steel primer all complete. fixed to steel windows by welding 58 fixed to openings /wooden frames with rawl plugs screws etc 59 providing and fixing hard drawn steel wire fabric 75x25 mm mesh of weight not less than 7.75 kg per sqm to window frames etc. including62x19 mm beading of second class teak wood and priming coat withapproved steel primer all complete. 60 providing 40x5 mm flat iron hold fast 400 mm long including fixing to frame with 10 mm diameter bolts, nuts and wooden plugs and embeddingin cement concrete block 300x100x150 mm 1:3:6 mix (1 cement :3 coarse sand : 6 graded stone aggregate 20mm nominal size). 61 providing and fixing aluminium tower bolts, isi marked, anodised (anodiccoating not less than grade ac 10 as per is : 1868 ) transparent or dyedto required colour or shade, with necessary screws etc. complete : 150x10 mm 62 providing and fixing aluminium tower bolts, isi marked, anodised (anodiccoating not less than grade ac 10 as per is : 1868 ) transparent or dyedto required colour or shade, with necessary screws etc. complete : 250x10 mm 63 providing and fixing aluminium handles, isi marked, anodised (anodiccoating not less than grade ac 10 as per is : 1868) transparent or dyedto required colour or shade, with necessary screws etc. complete : 125mm 64 providing and fixing oxidised m.s. casement stays (straight peg type)with necessary screws etc. complete. (copper oxidized as per is: 1378): 250 mm weighing not less than 280 grams 65 providing and fixing isi marked oxidised m.s. sliding door bolts with nuts and screws etc. complete : (copper oxidized as per is: 1378): 250x16 mm 66 providing and fixing 50 mm bright finished brass cup board or wardrobek nob of approved quality with necessary screws. 67 providing and fixing chromium plated brass 100 mm mortice latch and lock with 6 levers and a pair of lever handles of approved quality withnecessary screws etc. complete. 68 providing and fixing special quality chromium plated brass cupboard locks with six levers of approved quality including necessary screwsetc. complete :size 65 mm 69 providing and fixing aluminium hanging floor door stopper, isi marked,anodised (anodic coating not less than grade ac 10 as per is : 1868)transparent or dyed to required colour and shade, with necessary screwsetc. complete:twin rubber stopper 70 30 mm thick factory made polyvinyl chloride (pvc) doorshutter made of styles and rails of a upvc hollow section ofsize 60x30 mm and wall thickness 2 mm (± 0.2 mm), withinbuilt decorative moulding edging on one side. the stylesand rails mitred and joint at the corners by means of m.s.galvanised/ plastic brackets of size 75x220 mm having wallthickness 1.0 mm and stainless steel screws. the styles ofthe shutter reinforced by inserting galvanised m.s. tube ofsize 25x20 mm and 1 mm (± 0.1 mm) wall thickness. thelock rail made up of h section, a upvc hollow section of size100x30 mm and 2 mm (± 0.2 mm) wall thickness fixed to theshutter styles by means of plastic/ galvanised m.s. u cleats. the shutter frame filled with a upvc multi-chambered singlepanel of size not less than 620 mm, having over all thicknessof 20 mm and 1 mm (± 0.1 mm) wall thickness . the panelsfilled vertically and tie bar at two places by inserting horizontally6 mm galvanised m.s. rod and fastened with nuts andwashers, complete as per manufacturers specification anddirection of engineer-in-charge. 71 providing and fixing factory made p.v.c. door frame of size 50x47 mmwith awall thickness of 5 mm, made out of extruded 5mm rigid pvcfoam sheet, mitred at corners and joined with 2 nos of 150 mm longbrackets of 15x15 mm m.s. square tube, the vertical door frame profilesto be reinforced with 19x19 mm m.s. square tube of 19 gauge, epdmrubber gasket weather seal to be provided through out the frame. thedoor 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 engineerin-charge. 72 providing and fixing factory made fiberglass reinforced plastics (f.r.p.)chajja 4 mm thick of required colour, size and design made by resintransfer moulding (rtm) machine technology, resulting in void freecompact laminate in single piece, having smooth gradual slope curvaturefor easy drainage of water and duly reinforced by 2 nos vertically and 1nos horizontally 50x2 mm thick m.s. flat with 12 mm in built hole forgrouting on the existing wall along with the 50 mm flanges duly insertedand sealed in the wall complete in one single piece casted monolithically,including all necessary fittings . the frp chajja should be manufacturedusing unsaturated polyester resin as per is: 6746, duly reinforced withfibre glass chopped strand mat (csm) as per is: 11551 complete withprotective gel coat u/v coating on top for complete resistance from theextreme of temperature, weather & sunlight (only plan area of chajjasshall be measured for making payment). 73 providing and fixing wire gauge shutters using stainless steel grade 304 wire gauge with wire of dia 0.5 mm and average width of aperture 1.4 mm in both directions for doors, windows and clerestory windows with necessary screws : 30 mm thick shutters: with isi marked m.s. pressed butt hinges brightfinished of required size: second class teak wood 74 providing and fixing stainless steel soft closing spring hinges at 0-degree hinges (hydraulic type) of approved make/brand to cupboard shutters with full threaded steel screws includingmaking necessary recess in board and finished etc. complete asper direction of engineer-in-charge. 75 structural steel work in single section, fixed with or without connectingplate, including cutting, hoisting, fixing in position and applying a primingcoat of approved steel primer all complete 76 structural steel work riveted, bolted or welded in built up sections, trussesand framed work, including cutting, hoisting, fixing in position andapplying a priming coat of approved steel primer all complete. 77 providing and fixing 1mm thick m.s. sheet door with frame of 40x40x6mm angle iron and 3 mm m.s. gusset plates at the junctions and corners,all necessary fittings complete, including applying a priming coat ofapproved steel primer:using m.s. angels 40x40x6 mm for diagonal braces 78 providing and fixing factory made isi marked steel glazed doors, windows and ventilators, side /top /centre hung, with beading and all members such as f7d,f4b, k11 b and k12 b etc. complete of standard rolledsteel sections, joints mitred and flash butt welded and sash bars tenonedand riveted, including providing and fixing of hinges, pivots, includingpriming coat of approved steel primer, but excluding the cost of otherfittings, complete all as per approved design, (sectional weight of onlysteel members shall be measured for payment): fixing with carbon steel galvanised dash fastener of requireddia and size (to be paid for separately) 79 extra for providing and fixing steel beading of size 10 x 10 x 1.6 mm(box type), approved shape and section with screws instead of glazingclips and metal sash putty, in steel doors, windows, ventilators andcomposite units. 80 steel work in built up tubular (round, square or rectangular hollow tubesetc.) trusses etc., including cutting, hoisting, fixing in position andapplying a priming coat of approved steel primer, including welding andbolted with special shaped washers etc. complete:hot finished seamless type tubes 81 providing and fixing m.s. fan clamp type i or ii of 16 mm dia m.s. bar,bent to shape with hooked ends in r.c.c. slabs or beams during laying,including painting the exposed portion of loop, all as per standard designcomplete. 82 steel work welded in built up sections/ framed work, including cutting,hoisting, fixing in position and applying a priming coat of approved steelprimer using structural steel etc. as required: in stringers, treads, landings etc. of stair cases, includinguse of chequered plate wherever required, all complete 83 steel work welded in built up sections/ framed work, including cutting,hoisting, fixing in position and applying a priming coat of approved steelprimer using structural steel etc. as required: in gratings, frames, guard bar, ladder, railings, brackets,gates and similar works 84 providing & fixing fly proof wire gauze to windows, clerestory windows &doors with m.s. flat 15x3 mm and nuts & bolts complete: stainless steel (grade 304) wire gauze of 0.5 mm dia wireand 1.4 mm aperture on both sides 85 providing & fixing glass panes with putty and glazing clips in steel doors,windows, clerestory windows, all complete with : 4.0 mm thick glass panes (weights not less than 10 kg/ sqm) 86 providing and fixing on wall face unplasticised rigid pvc rain waterpipes conforming to is : 13592 type a, including jointing with seal ringconforming to is : 5382, leaving 10 mm gap for thermal expansion, (i)single socketed pipes: 75 mm diameter 87 providing and fixing on wall face unplasticised rigid pvc rain waterpipes conforming to is : 13592 type a, including jointing with seal ringconforming to is : 5382, leaving 10 mm gap for thermal expansion, (i)single socketed pipes:110 mm diameter 88 providing and fixing on wall face unplasticised - pvc moulded fittings/accessories for unplasticised rigid pvc rain water pipes conforming to is: 13592 type a, including jointing with seal ring conforming to is : 5382,leaving 10 mm gap for thermal expansion. coupler: 75 mm 89 providing and fixing on wall face unplasticised - pvc moulded fittings/accessories for unplasticised rigid pvc rain water pipes conforming to is: 13592 type a, including jointing with seal ring conforming to is : 5382,leaving 10 mm gap for thermal expansion. coupler: 110 mm 90 providing and fixing on wall face unplasticised - pvc moulded fittings/accessories for unplasticised rigid pvc rain water pipes conforming to is: 13592 type a, including jointing with seal ring conforming to is : 5382,leaving 10 mm gap for thermal expansion. single pushfit coupler:75 mm 91 providing and fixing on wall face unplasticised - pvc moulded fittings/accessories for unplasticised rigid pvc rain water pipes conforming to is: 13592 type a, including jointing with seal ring conforming to is : 5382,leaving 10 mm gap for thermal expansion. single pushfit coupler:110 mm 92 providing and fixing on wall face unplasticised - pvc moulded fittings/accessories for unplasticised rigid pvc rain water pipes conforming to is: 13592 type a, including jointing with seal ring conforming to is : 5382,leaving 10 mm gap for thermal expansion. single tee with door: 75x75x75 mm 93 providing and fixing on wall face unplasticised - pvc moulded fittings/accessories for unplasticised rigid pvc rain water pipes conforming to is: 13592 type a, including jointing with seal ring conforming to is : 5382,leaving 10 mm gap for thermal expansion. single tee with door: 110x110x110 mm 94 providing and fixing on wall face unplasticised - pvc moulded fittings/accessories for unplasticised rigid pvc rain water pipes conforming to is: 13592 type a, including jointing with seal ring conforming to is : 5382,leaving 10 mm gap for thermal expansion. single tee without door:75x75x75 mm 95 providing and fixing on wall face unplasticised - pvc moulded fittings/accessories for unplasticised rigid pvc rain water pipes conforming to is: 13592 type a, including jointing with seal ring conforming to is : 5382,leaving 10 mm gap for thermal expansion. single tee without door: 110x110x110 mm 96 providing and fixing on wall face unplasticised - pvc moulded fittings/accessories for unplasticised rigid pvc rain water pipes conforming to is: 13592 type a, including jointing with seal ring conforming to is : 5382,leaving 10 mm gap for thermal expansion.bend 87.5: 75 mm bend 97 providing and fixing on wall face unplasticised - pvc moulded fittings/accessories for unplasticised rigid pvc rain water pipes conforming to is: 13592 type a, including jointing with seal ring conforming to is : 5382,leaving 10 mm gap for thermal expansion.bend 87.5:110 mm bend 98 providing and fixing on wall face unplasticised - pvc moulded fittings/accessories for unplasticised rigid pvc rain water pipes conforming to is: 13592 type a, including jointing with seal ring conforming to is : 5382,leaving 10 mm gap for thermal expansion. shoe (plain):75 mm shoe 99 providing and fixing on wall face unplasticised - pvc moulded fittings/accessories for unplasticised rigid pvc rain water pipes conforming to is: 13592 type a, including jointing with seal ring conforming to is : 5382,leaving 10 mm gap for thermal expansion. shoe (plain):110 mm shoe 100 providing and fixing unplasticised -pvc pipe clips of approved designto unplasticised - pvc rain water pipes by means of 50x50x50 mm hardwood plugs, screwed with m.s. screws of required length, including cuttingbrick work and fixing in cement mortar 1:4 (1 cement : 4 coarse sand) andmaking good the wall etc. complete: 75 mm 101 providing and fixing unplasticised -pvc pipe clips of approved designto unplasticised - pvc rain water pipes by means of 50x50x50 mm hardwood plugs, screwed with m.s. screws of required length, including cuttingbrick work and fixing in cement mortar 1:4 (1 cement : 4 coarse sand) andmaking good the wall etc. complete: 110 mm 102 providing and fixing precoated galvanised iron profile sheets (size, shapeand pitch of corrugation as approved by engineer-in-charge) of totalcoated thickness 0.50 mm (base metal of minimum 0.45 mm thicknesswith total coating thickness of 0.05mm) with zinc coating 120 grams persqm as per is: 277, in 240 mpa steel grade, 5-7 microns epoxy primer onboth side of the sheet and polyester top coat 15-18 microns. sheet shouldhave protective guard film of 25 microns minimum to avoid scratchesduring transportation and should be supplied in single length upto 12metre or as desired by engineer-in-charge. the sheet shall be fixedusing self drilling /self tapping screws of size (5.5x 55 mm) with epdmseal, complete upto any pitch in horizontal/ vertical or curved surfaces,excluding the cost of purlins, rafters and trusses and including cutting tosize and shape wherever required. 103 painting (one or more coats) on rain water, soil waste and vent pipes and fittings with synthetic enamel paint of approved brand and manufacture and required colour on old work : 75 mm diameter pipes 104 painting (one or more coats) on rain water, soil waste and vent pipes and fittings with synthetic enamel paint of approved brand and manufacture and required colour on old work : 75 mm diameter pipes: 100 mm diameter pipes 105 polishing in high gloss/matt finish melamine clear polish on wood workin required color/wooden shade texture with following process in thesequence as detailed below: 1. the surface to be polished is rubbed with sand paper 80/120 no. andthen with sand paper of 160/180 nos. 2. applying two coats of sealer with spray gun and allowing sufficientdrying time for 1st coat and 2nd coat is allowed to dry for 8 to 12 hrs. 3. on drying of sealer coat, wet rubbing with emery cloth of finer gradingwith ample water to remove excess sealer layer and make the surfacefurther smooth after this wet rubbing, then surface is applied withspecial grade melamine fillers to fill all the small and big holes/groovesetc. filler coat to be allowed to dry for 4 to 6 hrs on which again a lightwet rubbing is done this surface is further allowed to dry for 12 hrs: 4. on this, 1st coat of melamine polish is applied with spray gun usingmelamine clear polish and melamine thinner in required proportion.this 1st coat is allowed to dry for 24 hrs then this dry surface is againfine wet rubbed smooth, which is further allowed to dry for 12 hrs. thefinal melamine polish is applied with compressor pressure spray gunusing melamine clear polish and melamine thinner mixed in requiredproportion complete as per direction of engineer-in-charge. (finalcoat to be done in 1 or 2 layers without gap of time.) 106 re-lettering with black japan paint of approved brand and manufacture. 107 repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of engineer-in-charge: with cement mortar 1:4 (1cement: 4 coarse sand) 108 regrading terracing of mud phaska covered with tiles or brick, in cement mortar by dismantling tiles or bricks, removing mud plaster, preparing the surface of mud phaska to proper slope, relaying mud plaster gobri leaping and tiles or bricks, grouted in cement mortar 1:3 (1 cement : 3 fine sand), including replacing unserviceable tiles or bricks with new ones and disposal of unserviceable material to the dumping ground (the cost of the new tiles or brick excluded), all complete as per direction of engineer-in- charge. 109 raking out joints in lime or cement mortar and preparing the surface for re-pointing or replastering, including disposal of rubbish to the dumping ground, all complete as per direction of engineer-in-charge. 110 flush pointing with cement mortar 1:3 (1 cement : 3 fine sand) mixed with 2% of integral water proofing compound by weight of cement for flat tile bricks on top of mud phaska : with f.p.s. brick tiles 111 providing and fixing double scaffolding system (cup lock type) on theexterior side, up to seven story height made with 40 mm dia m.s. tube1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with m.s. tubes, m.s. tube challies, m.s. clamps and m.s. staircase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. the scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required locations with essential safety features for the workmen etc. complete as per directions and approval of engineer-in-charge. the elevational area of the scaffolding shall be measured for payment purpose. the payment will be made once irrespective of duration of scaffolding. note: - this item to be used for maintenance work judicially, necessarydeduction for scaffolding in the existing item to be done. 112 cleaning and desilting of gully trap chamber, including removal of rubbish mixed with earth etc. and disposal of same, all as per the direction of engineer-in-charge. 113 cleaning of chocked sewer line by diesel running vehicle mounting hydraulic operated high pressure suction cum jetting sewer cleaning machine fitted with pump having 4000 litres suction capacity and 6000 litres water jetting tank capacity including skilled operator, supervising engineer etc. for cleaning and partial desilting of manholes and dechocking of sewer lines. dechocking and flushing of sewer line from one manhole to another by high pressure jetting system of 2200 psi for sewer line from 150 mm dia upto 300 mm 114 providing & fixing white vitreous china water closet squatting pan (indian type) along with “s” or “p” trap including dismantling of old wc seat and “s” or “p” trap at site complete with all operations including all necessary materials, labour and disposal of dismantled material including malba, all complete as per the direction of engineer-in charge:orissa pattern w.c pan of size 580x440 mm 115 dismantling doors, windows and clerestory windows (steel or wood)shutter including chowkhats, architrave, holdfasts etc. complete andstacking within 50 metres lead : of area 3 sq. metres and below 116 dismantling doors, windows and clerestory windows (steel or wood)shutter including chowkhats, architrave, holdfasts etc. complete andstacking within 50 metres lead :of area beyond 3 sq. metres 117 dismantling c.i. or asbestos rain water pipe with fittings and clampsincluding stacking the material within 50 metres lead :75 to 80 mm dia pipe 118 dismantling c.i. or asbestos rain water pipe with fittings and clampsincluding stacking the material within 50 metres lead : 100 mm dia pipe 119 taking out c.i. cover with frame from r.c.c. top slab of manholesof various sizes including demolishing of r.c.c. work manually/ bymechanical means and stacking of useful materials near the site anddisposal of unserviceable materials within 50 metres lead as per directionof engineer-in-charge. 120 taking out c.i. cover with frame from r.c.c. top slab of inspection chambers of various sizes including demolishing of r.c.c. work manually/by mechanical means and stacking of useful materials near the site anddisposal of unserviceable materials within 50 metres lead as per directionof engineer-in-charge. 121 dismantling of road gully chamber of various sizes including c.i. gratingwith frame including stacking of useful materials near the site and disposalof unserviceable materials within 50 metres lead including refilling theexcavated gap. 122 dismantling of flushing cistern of all types (c.i./pvc/vitrious china)including stacking of useful materials near the site and disposal ofunserviceable materials within 50 metres lead. 123 disposal of building rubbish / malba / similar unserviceable, dismantledor waste materials by mechanical means, including loading, transporting,unloading to approved municipal dumping ground or as approved byengineer-in-charge, beyond 50 m initial lead, for all leads including alllifts involved. 124 taking out existing kerb stones of all types from footpath/ central verge,including removal of mortar etc., disposal of unserviceable material tothe dumping ground, for which payment shall be made separately andstacking of serviceable material within 50 metre lead as per direction ofengineer-in-charge. 125 taking out existing cc interlocking paver blocks from footpath/ centralverge, including removal of rubbish etc., disposal of unserviceable materialto the dumping ground, for which payment shall be made separately andstacking of serviceable material within 50 metre lead as per direction ofengineer-in-charge. 126 laying old cement cocrete interlocking paver blocks of any design/ shapelaid in required line, level, curvature, colour and pattern over and including50 mm thick compacted bed of coarse sand, filling the joints with fine sandetc. all complete as per the direction of engineer-in-charge. (old cc paverblocks shall be supplied by the department free of cost). 127 laying at or near ground level old kerb stones of all types in position to therequired line, level and curvature, jointed with cement mortar 1:3 (1 cement: 3 coarse sand), including making joints with or without grooves (thicknessof joints, except at sharp curve, shall not be more than 5 mm), includingmaking drainage opening wherever required etc. complete as per directionof engineer-in-charge. (length of finished kerb edging shall be measuredfor payment). (old kerb stones shall be supplied by the department freeof cost) 128 providing and placing in position 100 mm thick factory made machinebatched & machine mixed precast rcc rectangular covers on drains offootpath of various sizes, of m-25 grade cement concrete for rcc work,including cost of centering, shuttering, reinforcement of 8 mm dia tmtbars of fe 500 grade @ maximum 100 mm c/c on both ways, neat cementpunning on finished surface, properly encased on all edges with 1.6 mmthick, 100 mm wide ms sheet duly painted over priming coat, reinforcementto be welded at edges with ms sheet and providing 2 nos. 12 mm dia barfor hooks etc including cost of cartage, all leads & lift, handling at site etc.all complete as per direction of engineer-in-charge. 129 providing and fixing water closet squatting pan (indian type w.c. pan ) with100 mm sand cast iron p or s trap, 10 litre low level white p.v.c. flushingcistern, including flush pipe, with manually controlled device (handle lever)conforming to is : 7231, with all fittings and fixtures complete, includingcutting and making good the walls and floors wherever required: white vitreous china orissa pattern w.c. pan of size 580x440mm with integral type foot rests 130 providing and fixing white vitreous china pedestal type water closet(european type w.c. pan) with seat and lid, 10 litre low level white p.v.c.flushing cistern, including flush pipe, with manually controlled device(handle lever), conforming to is : 7231, with all fittings and fixturescomplete, including cutting and making good the walls and floors whereverrequired : w.c. pan with isi marked white solid plastic seat and lid 131 providing and fixing white vitreous china pedestal type water closet(european type) with seat and lid, 10 litre low level white vitreous chinaflushing cistern & c.p. flush bend with fittings & c.i. brackets, 40 mm flushbend, overflow arrangement with specials of standard make and mosquitoproof coupling of approved municipal design complete, including paintingof fittings and brackets, cutting and making good the walls and floorswherever required : w.c. pan with isi marked white solid plastic seat and lid 132 providing and fixing wash basin with c.i. brackets, 15 mm c.p. brass pillartaps, 32 mm c.p. brass waste of standard pattern, including painting offittings and brackets, cutting and making good the walls wherever require: white vitreous china wash basin size 550x400 mm with apair of 15 mm c.p. brass pillar taps 133 providing and fixing wash basin with c.i. brackets, 15 mm c.p. brass pillartaps, 32 mm c.p. brass waste of standard pattern, including painting offittings and brackets, cutting and making good the walls wherever require: white vitreous china flat back wash basin size 550x 400 mmwith single 15 mm c.p. brass pillar tap 134 providing and fixing wash basin with c.i. brackets, 15 mm dia cp brasssingle hole basin mixer of approved quality and make, including paintingof fittings and brackets, cutting and making good the walls whereverrequired: white vitreous china wash basin size 550x400 mm with a 15 mm cpbrass single hole basin mixer 135 extra for using coloured pedestal type w.c pan (european type) with lowlevel cistern of same colour instead of white vitreous china w.c pan andcistern. 136 providing and fixing m.s. holder-bat clamps of approved design to sandcast iron/cast iron (spun) pipe embedded in and including cement concreteblocks 10x10x10 cm of 1:2:4 mix (1 cement : 2 coarse sand : 4 gradedstone aggregate 20 mm nominal size), including cost of cutting holes andmaking good the walls etc. : for 100 mm dia pipe 137 providing and fixing m.s. holder-bat clamps of approved design to sandcast iron/cast iron (spun) pipe embedded in and including cement concreteblocks 10x10x10 cm of 1:2:4 mix (1 cement : 2 coarse sand : 4 gradedstone aggregate 20 mm nominal size), including cost of cutting holes andmaking good the walls etc. : for 75 mm dia pipe 138 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, having thermal stability for hot & cold water supply and all cpvc plain & brassthreaded fittings, including fixing the pipe with clamps at 1.00 m spacing.this includes jointing of pipes & fittings with one step cpvc solventcement and testing of joints complete as per direction of engineer incharge. internal work - exposed on wall: 20 mm nominal dia pipes 139 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, having thermal stability for hot & cold water supply and all cpvc plain & brassthreaded fittings, including fixing the pipe with clamps at 1.00 m spacing.this includes jointing of pipes & fittings with one step cpvc solventcement and testing of joints complete as per direction of engineer incharge. internal work - exposed on wall: 25 mm nominal dia pipes 140 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, having thermal stability for hot & cold water supply and all cpvc plain & brassthreaded fittings, including fixing the pipe with clamps at 1.00 m spacing.this includes jointing of pipes & fittings with one step cpvc solventcement and testing of joints complete as per direction of engineer incharge. internal work - exposed on wall: 32 mm nominal dia pipes 141 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, having thermal stability for hot & cold water supply and all cpvc plain & brassthreaded fittings, including fixing the pipe with clamps at 1.00 m spacing.this includes jointing of pipes & fittings with one step cpvc solventcement and testing of joints complete as per direction of engineer incharge. internal work - exposed on wall: 40 mm nominal dia pipes 142 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, having thermal stability for hot & cold water supply and all cpvc plain & brassthreaded fittings, including fixing the pipe with clamps at 1.00 m spacing.this includes jointing of pipes & fittings with one step cpvc solventcement and testing of joints complete as per direction of engineer incharge. internal work - exposed on wall: 50 mm nominal dia pipes 143 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes,having thermal stability for hot & cold water supply, including all cpvcplain & brass threaded fittings and fixing the pipe with clamps at 1.00m spacing. this includes jointing of pipes & fittings with one step cpvcsolvent cement and the cost of cutting chases and making good the sameincluding testing of joints complete as per direction of engineer in charge. concealed work, including cutting chases and making good the walls etc: 15 mm nominal dia pipes 144 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes,having thermal stability for hot & cold water supply, including all cpvcplain & brass threaded fittings and fixing the pipe with clamps at 1.00m spacing. this includes jointing of pipes & fittings with one step cpvcsolvent cement and the cost of cutting chases and making good the sameincluding testing of joints complete as per direction of engineer in charge. concealed work, including cutting chases and making good the walls etc: 20 mm nominal dia pipes 145 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes,having thermal stability for hot & cold water supply, including all cpvcplain & brass threaded fittings and fixing the pipe with clamps at 1.00m spacing. this includes jointing of pipes & fittings with one step cpvcsolvent cement and the cost of cutting chases and making good the sameincluding testing of joints complete as per direction of engineer in charge. concealed work, including cutting chases and making good the walls etc: 25 mm nominal dia pipes 146 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes,having thermal stability for hot & cold water supply, including all cpvcplain & brass threaded fittings and fixing the pipe with clamps at 1.00m spacing. this includes jointing of pipes & fittings with one step cpvcsolvent cement and the cost of cutting chases and making good the sameincluding testing of joints complete as per direction of engineer in charge. concealed work, including cutting chases and making good the walls etc: 32 mm nominal dia pipes 147 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, havingthermal stability for hot & cold water supply including all cpvc plain &brass threaded fittings this includes jointing of pipes & fittings with onestep cpvc solvent cement, trenching, refilling & testing of joints completeas per direction of engineer in charge. external work: 40 mm nominal dia pipes 148 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, havingthermal stability for hot & cold water supply including all cpvc plain &brass threaded fittings this includes jointing of pipes & fittings with onestep cpvc solvent cement, trenching, refilling & testing of joints completeas per direction of engineer in charge. external work: 50 mm nominal dia pipes 149 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, havingthermal stability for hot & cold water supply including all cpvc plain &brass threaded fittings this includes jointing of pipes & fittings with onestep cpvc solvent cement, trenching, refilling & testing of joints completeas per direction of engineer in charge. external work: 80 mm nominal dia pipes 150 providing and fixing chlorinated polyvinyl chloride (cpvc) pipes, havingthermal stability for hot & cold water supply including all cpvc plain &brass threaded fittings this includes jointing of pipes & fittings with onestep cpvc solvent cement, trenching, refilling & testing of joints completeas per direction of engineer in charge. external work: 100 mm nominal dia pipes 151 providing and placing on terrace (at all floor levels) polyethylene waterstorage tank, is : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank. 152 cutting holes up to 15x15 cm in r.c.c. floors and roofs for passingdrain pipe etc. and repairing the hole after insertion of drain pipe etc.with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stoneaggregate 20 mm nominal size), including finishing complete so as tomake it leak proof. 153 making chases up to 7.5x7.5 cm in walls including making good and finishing with matching surface after housing g.i. pipe etc. 154 providing and fixing in position pre-cast r.c.c. manhole cover and frameof required shape and approved quality: l d- 2.5: rectangular shape 600x450 mm internaldimensions 155 providing and fixing in position pre-cast r.c.c. manhole cover and frameof required shape and approved quality: l d- 2.5: square shape 450 mm internal dimensions 156 providing and fixing in position pre-cast r.c.c. manhole cover and frameof required shape and approved quality: l d- 2.5: circular shape 450 mm internal diameter 157 supplying and fixing c.i. cover 300x300 mm without frame for gully trap(standard pattern) the weight of cover to be not less than 4.5 kg 158 raising manhole cover and frame slab to required level includingdismantling existing slab and making good the damage as required(raising depth of manhole to be paid separately) : rectangular manhole 90x80 cm with rectangular cover 600x 450 mm of grade ld - 2.5 159 raising manhole cover and frame slab to required level includingdismantling existing slab and making good the damage as required(raising depth of manhole to be paid separately) : rectangular manhole 120x90 cm with circular cover 500mm dia of grade md - 10 160 raising manhole cover and frame slab to required level includingdismantling existing slab and making good the damage as required(raising depth of manhole to be paid separately) : rectangular manhole 120x90 cm with circular cover 560mm dia of grade hd - 20 161 raising manhole cover and frame slab to required level includingdismantling existing slab and making good the damage as required(raising depth of manhole to be paid separately) : circular manhole 140 cm dia with circular cover 600 mm diaof grade ehd - 35 162 providing and fixing aluminium work for doors, windows, ventilators andpartitions with extruded built up standard tubular sections/ appropriate zsections and other sections of approved make conforming to is: 733 andis: 1285, fixing with dash fasteners of required dia and size, includingnecessary filling up the gaps at junctions, i.e. at top, bottom and sideswith required epdm rubber/ neoprene gasket etc. aluminium sectionsshall be smooth, rust free, straight, mitred and jointed mechanicallywherever required including cleat angle, aluminium snap beading forglazing / panelling, c.p. brass / stainless steel screws, all complete as perarchitectural drawings and the directions of engineer-in-charge. (glazing,paneling and dash fasteners to be paid for separately) : for fixed portion: powder coated aluminium (minimumthickness of powder coating 50 micron) 163 for shutters of doors, windows & ventilators includingproviding and fixing hinges/ pivots and making provisionfor fixing of fittings wherever required including the cost ofepdm rubber / neoprene gasket required (fittings shall bepaid for separately): powder coated aluminium (minimumthickness of powder coating 50 micron) 164 providing and fixing 12 mm thick prelaminated particle board flat pressedthree layer or graded wood particle board conforming to is: 12823 gradel type ll, in panelling fixed in aluminum doors, windows shutters andpartition frames with c.p. brass / stainless steel screws etc. complete asper architectural drawings and directions of engineer-in-charge. pre-laminated particle board with decorative lamination onone side and balancing lamination on other side 165 providing and fixing glazing in aluminium door, window, ventilator shuttersand partitions etc. with epdm rubber / neoprene gasket etc. complete asper the architectural drawings and the directions of engineer-in-charge .(cost of aluminium snap beading shall be paid in basic item): with float glass panes of 4.0 mm thickness (weight not lessthan 10kg/sqm) 166 providing and fixing stainless steel (ss 304 grade) adjustable frictionwindows stays of approved quality with necessary stainless steel screwsetc. to the side hung windows as per direction of engineer-in-chargecomplete: 205 x 19 mm 167 providing and fixing stainless steel (ss 304 grade) adjustable frictionwindows stays of approved quality with necessary stainless steel screwsetc. to the side hung windows as per direction of engineer-in-chargecomplete: 255 x 19 mm 168 providing and fixing brass 100 mm mortice latch and lock with 6 leverswithout pair of handles (best make of approved quality) for aluminiumdoors including necessary cutting and making good etc. complete. 169 providing and fixing anodised aluminium grill (anodised transparentor dyed to required shade according to is: 1868 with minimum anodiccoating of grade ac 15) of approved design/pattern, with approvedstandard section and fixed to the existing window frame with c.p. brass/stainless steel screws @ 200 mm centre to centre, including cutting thegrill to proper opening size for fixing and operation of handles and fixingapproved anodised aluminium standard section around the opening, allcomplete as per requirement and direction of engineer-in-charge. (onlyweight of grill to be measured for payment). 170 providing and laying water proofing treatment in sunken portion of wcs,bathroom etc., by applying cement slurry mixed with water proofingcement compound consisting of applying. first layer of slurry of cement @ 0.488 kg/sqm mixed with waterproofing cement compound @ 0.253 kg/ sqm. this layer will be allowedto air cure for 4 hours. second layer of slurry of cement @ 0.242 kg/sqm mixed with waterproofing cement compound @ 0.126 kg/sqm. this layer will be allowed toair cure for 4 hours followed with water curing for 48 hours: the rate includes preparation of surface, treatment and sealing of alljoints, corners, junctions of pipes and masonry with polymer mixed slurry. 171 providing and laying integral cement based water proofing treatmentincluding preparation of surface as required for treatment of roofs,balconies, terraces etc consisting of following operations: applying a slurry coat of neat cement using 2.75 kg/sqm of cementadmixed with water proofing compound conforming to is. 2645 andapproved by engineer-in-charge over the rcc slab including adjoiningwalls upto 300 mm height including cleaning the surface before treatment. laying brick bats with mortar using broken bricks/brick bats 25 mmto 115 mm size with 50% of cement mortar 1:5 (1 cement : 5 coarsesand) admixed with water proofing compound conforming to is : 2645and approved by engineer-in-charge over 20 mm thick layer of cementmortar of mix 1:5 (1 cement :5 coarse sand) admixed with water proofingcompound conforming to is : 2645 and approved by engineer-in-chargeto required slope and treating similarly the adjoining walls upto 300 mmheight including rounding of junctions of walls and slabs. after two days of proper curing applying a second coat of cement slurryusing 2.75 kg/ sqm of cement admixed with water proofing compoundconforming to is : 2645 and approved by engineer-in-charge. finishing the surface with 20 mm thick jointless cement mortar of mix1:4 (1 cement :4 coarse sand) admixed with water proofing compoundconforming to is : 2645 and approved by engineer-in-charge includinglaying glass fibre cloth of approved quality in top layer of plaster andfinally finishing the surface with trowel with neat cement slurry and makingpattern of 300x300 mm square 3 mm deep: the whole terrace so finished shall be flooded with water for a minimumperiod of two weeks for curing and for final test. “all above operations to bedone in order and as directed and specified by the engineer-in-charge”: with average thickness of 120 mm and minimum thickness at khurra as 65 mm. 172 chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual chisel and/ or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete as per direction of engineer-in-charge:75mm average thickness 173 chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual chisel and/ or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete as per direction of engineer-in-charge:50mm average thickness 174 chipping of unsound/weak concrete material from slabs, beams, columns etc. with manual chisel and/ or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and reinforcement with wire brushes etc. and disposal of debris for all lead and lifts all complete as per direction of engineer-in-charge: 25 mm average thickness 175 cleaning of reinforcement from rust from the reinforcing bars to give it a total rust free steel surface by using alkaline chemical rust remover of approved make with paint brush and removing loose particles after 24 hours of its application with wire brush and thoroughly washing with water and allowing it to dry, all complete as per direction of engineer-in-charge: bars upto 12 mm diameter 176 cleaning of reinforcement from rust from the reinforcing bars to give it a total rust free steel surface by using alkaline chemical rust remover of approved make with paint brush and removing loose particles after 24 hours of its application with wire brush and thoroughly washing with water and allowing it to dry, all complete as per direction of engineer-in-charge:bars above 12 mm diameter 177 drilling suitable holes in reinforced or plain cement concrete with power driven drill machine to a minimum depth of 100mm upto 200mm in rcc beams, lintels, columns and slabs to introduce steel bars for sunshades/balconies including fixing the steel bars in position using epoxy resin anchor grout of approved make but excluding the cost of reinforcement, all complete as per direction of engineer-in-charge: upto and including 12mm dia 178 providing, mixing and applying bonding coat of approved adhesive on chipped portion of rcc as per specifications and direction of engineer-in-charge complete in all respect: sbr polymer (@10% of cement weight) modified cementitious bond coat @ 2.2 kg cement per sqm of surface area mixed with specified proportion of approved polymer 179 providing, mixing and applying sbr polymer (of approved make) modified cement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand with polymer minimum 2% by wt. of cement used) as per specifications and directions of engineer-in-charge. note: measurement and payment: the pre-measurement of thickness shall be done just after the surface preparation is completed and payment under this item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounding / tapping with a blunt metal instrument and/or the 75mmsize cube crushing strength at the end of 28 days to be not less than 30 n/sqmm2):12mm average thickness. 180 providing, mixing and applying sbr polymer (of approved make) modified cement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand with polymer minimum 2% by wt. of cement used) as per specifications and directions of engineer-in-charge. note: measurement and payment: the pre-measurement of thickness shall be done just after the surface preparation is completed and payment under this item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounding / tapping with a blunt metal instrument and/or the 75mmsize cube crushing strength at the end of 28 days to be not less than 30 n/sqmm2):12mm average thickness: 25 mm average thickness in 2 layers. 181 providing, mixing and applying sbr polymer (of approved make) modified cement mortar in proportion of 1:4 (1 cement: 4 graded coarse sand with polymer minimum 2% by wt. of cement used) as per specifications and directions of engineer-in-charge. note: measurement and payment: the pre-measurement of thickness shall be done just after the surface preparation is completed and payment under this item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounding / tapping with a blunt metal instrument and/or the 75mmsize cube crushing strength at the end of 28 days to be not less than 30 n/sqmm2):12mm average thickness: 50 mm average thickness in 3 layers. 182 providing, mixing and applying sbr polymer (of approved make @ minimum 2% by wt. of cement used) modified plain/reinforced cement concrete for structural members having minimum characteristic compressive strength [with ordinary portland cement, coarse sand and graded stone aggregate of 10mm maximum size in proportion as per design criteria] with specified average thickness. note: rates shall be for finished surface area of concrete and shall include the cost of labour, concrete and appropriate approved super plasticiser for rendering concrete as flowable and sbr polymer but shall exclude cost of reinforcement, bond coat, shear keys, centering and shuttering, strutting, propping etc (payment under this item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounding/tapping with a blunt metalinstrument): 50mm thick in grade m 25 with cement content not less than 330 kg per cum 183 providing, mixing and applying sbr polymer (of approved make @ minimum 2% by wt. of cement used) modified plain/reinforced cement concrete for structural members having minimum characteristic compressive strength [with ordinary portland cement, coarse sand and graded stone aggregate of 10mm maximum size in proportion as per design criteria] with specified average thickness. note: rates shall be for finished surface area of concrete and shall include the cost of labour, concrete and appropriate approved super plasticiser for rendering concrete as flowable and sbr polymer but shall exclude cost of reinforcement, bond coat, shear keys, centering and shuttering, strutting, propping etc (payment under this item shall be made only after proper wet curing has been done and surface has been satisfactorily evaluated by sounding/tapping with a blunt metalinstrument): 75mm thick in grade m 25 with cement content not less than 330 kg per cum