CONSTRUCTION OF SCIENCE LAB, COMPUTER ROOM, ART/CRAFT ROOM AND LIBRARY ROOM AT GHS OKHALDHUNGA KOTABAGH

Amount

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 and disposal of surplus excavated soil as directed, within a lead of 50 m. 2.8.1 All kinds of soil

Providing and laying in position cement concrete of specified grade cost of centring and shuttering - -All work upto plinth level 1:4:8 C/S 40mm Stone Ballast.

Providing and laying in position specified grade of reinforced ceme upto plinth level 1:1.5:3 (1cement:1.5coarse sand:3 graded stone aggregate 20mm nominal size).

Excavating, supplying and filling of local earth (including royalty)by mechanical transport upto a lead of 5km also includingramming and watering of the earth in layers not exceeding 20 cm in trenches, plinth, sides of foundation etc. complete Add beyond 5km upto 10 per km = 5*15.20=76

1:1.5:3 (1 cement:1.5 coarse sand:3 graded stone aggregate 20 mm nominal size) upto floor five level.

RCC Work in beams,suspended floors roofs having slopes up to 15 degree landing , balconies,chajjas,lintels, bands,plain window sills,staircases and spiral staircases up to floor five level excluding the cost of centering, shuttering, finishing and reinforcement with 1:1.5:3 ( 1 cement:1.5 coarse sand ;3 graded stone aggregate 20 mm nominial size ) SOR no 23642 1-5-3 )

Reinforcement for R.C.C.work including straightening,cutting,bending,placing in position and binding all complete.Thermo Mechanically Treated Bars.

Centring and shuttering including strutting, ropping etc. and removal of form for foundation,footings,bases of columns etc.

Centring and shuttering including strutting, ropping etc. and removal of form for Lintels, beams, plinth beams, girders, bressumers and cantilevers.

Centring and shuttering including strutting, ropping etc. and removal of form forColumns, Pillars, Piers, Abutments, Posts and Struts.

Centring and shuttering including strutting, ropping etc. and removal of form forSuspended floors,roofs,landings,balconies and access platform.

Brick work with F.P.S. bricks of class designation 75 in foundation and plinth in 1:6 C/S Mortar.

Brick work with F.P.S. bricks of class designation 75 in superstruct level upto floor V level in all shapes and sizes in 1:6 C/S Mortar.

Half brick masonry with F.P.S. bricks of class designation 75 in sup plinth level upto floor V level in 1:4 C/S mortar.

Providing and fixing M.S. Tubular frames for doors, windows, ventilators and cupboard with L-Type section made of 1.60mm thick M.S. Sheet, joints mitred and and screws and applying a priming coat of approved steel primers Fixing with 15x3 mm lugs 10 cm. long embedded in cement concrete block 5x10x10 cm of C.C. 1:3:6 ( 1 Cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size).

Structural steel work riveted,bolted or welded in built up se trusses and framed work,including cutting,hoisting,fixing in and applying a priming coat of approved steel primer all complete.

Providing and fixing in position collapsible steel shutters with vertical channels 20x10x2mm and braced with flat iron diagonals 20x5mm size with top and bottom rail of T-iron 40x40x6mm with 40mm dia, steel pulleys complete with bolts, nuts, locking arrangement, stoppers, handles, including applying a priming coat of approved steel primer

15 mm cement plaster of mix 1:6 C/F sand.

12 mm cement plaster of mix 1:6 C/F sand.

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 50m and lift upto 1.5m

Kota stone slab flooring over 20 mm (average) thick base laid over and jointed with grey cement slurry mixed with pigment to match the shade of the slab, including rubbing and polishing complete with base of cement mortar 1 : 4 (1 cement : 4 coarse sand) :

Kota stone slabs 20 mm thick in risers of steps, skirting, dado and pillars laid on 12 mm (average) thick cement mortar 1:3 (1 cement: 3 coarse sand) and jointed with grey cement slurry mixed with pigment to match the shade of the slabs, including rubbing and polishing complete.

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. 11.3.1 40 mm thick with 20 mm nominal size stone aggregate

S/F40mm wide & 4.00mm thick glass strips in floor including cost of material Labour T&P complete.

Providing and fixing Ist quality ceramic glazed wall tiles conforming toIS: 15622 (thickness to be specified by the manufacturer), of approved make, in all colours, shades except burgundy, bottle green, black ofany 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.

Providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption’s 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) including grouting the joints with white cement and matching pigments etc., complete.Size of Tile 60x60 cm

Providing and fixing ISI marked flush door shutters conforming to I non-decorative type, core of block board construction with frame o wood and well matched commercial 3 ply veneering with vertical g bands and face veneers on both faces of shutters 35mm tkick.

Renewing glass panes, with putty and nails wherever necessary Float glass panes of thickness 4 mm

Providing and fixing ISI marked oxidised M.S. handles conforming to IS 125mm

Providing and fixing ISI marked oxidised M.S. handles conforming to IS 75mm

Providing and fixing ISI marked oxidised M.S. tower bolt black finish,200X10mm

Providing and fixing ISI marked oxidised M.S. tower bolt black finish,150X10mm

Providing and fixing ISI marked oxidised M.S.sliding door bolts 300x16 mm

Distempering with oil bound washable distemper of approved brand and manufacture to give an even shade New work (two or more Coats) over & including priming coat with cement primer.

Finishing walls with Acrylic Smooth exterior paint of required shade :13.46.1 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)

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade Two or more coats on new work over an under coat of suitable shade with ordinary paint of approved brand and manufacture.

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

Providing and applying white cement putty of 2 mm thickness over plastered surface to prepare the surface even and smooth complete.

Providing & fixing fly proff wire gauze to windows, clerestory windows & doors with M.S. Flat 15x3 m and nuts & bolts complete.Galcanised M.S. Wire gauze with 0.63 mm dia wire and 1.4 mm aperture on both sides.

Providing and fixing on wall face 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, (i) Single socketed pipes.110 mm diameter

Providing and laying water proofing treatment on roofs of slabs by applying cement slurry mixed with water proofing cement compound consisting of applying: (a) after surface preparation, first layer of slurry of cement @ 0.488 kg/sqm mixed with water proofing cement compound @ 0.253 kg/sqm.(b) laying second layer of Fibre glass cloth when the first layer is still green. Overlaps of joints of fibre cloth should not be less than 10 cm. (c) third layer of 1.5 mm thickness consisting of slurry of cement @ 1.289 kg/sqm mixed with water proofing cement compound @ 0.670 kg/sqm and coarse sand @ 1.289 kg/sqm. This will be allowed to air cure for 4 hours followed by water curing for 48 hours. The entire treatment will be taken upto 30 cm on parapet wall and tucked into groove in parapet all around. (d) fourth and final layer of brick tiling with cement mortar (which will be paid for separately.For the purpose of measurement the entire treated surface will be measured

Grading roof for water proofing treatment with 22.14.1 Cement concrete 1:2:4 (1 cement : 2 coarse sand

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc.15 mm dia nominal bore External work

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, i/c cutting and making good the walls etc.Internal work - Exposed on wall15 mm dia nominal bore

Providing and fixing C.P. brass bib cock of approved quality conforming to IS:8931 :15 mm nominal bore

Providing and placing on terrace (at all floor levels) polyethylene waterstorage tank, IS : 12701 marked, with cover and suitable lockingarrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tankCircular tank

Providing and fixing white vitreous china laboratory sink with C.I. brackets, C.P. brass chain with rubber plug, 40 mm C.P brass waste and 40mm C.P. brass trap with necessary C.P. brass unions complete, including painting of fittings and brackets, cutting and making good the wall wherever required :Size 600x450x200 mm

12 mm cement plaster finished with a floating coat of neat cement of mix :1:4 (1 cement: 4 fine sand

Marble stone flooring with 18 mm thick marble stone, as per sample of marble approved by Engineer-in-charge, over 20 mm (average) thick base of cement mortar 1:4 (1 cement : 4 coarse sand) laid and jointed with grey cement slurry, including rubbing and polishing complete with :Udaipur green marble

Providing edge moulding to 18 mm thick marble stone counters, Vanities etc., including machine polishing to edge to give high gloss finish etc. complete as per design approved by Engineer-in-Charge Marble work

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.

Providing gola 75x75 mm in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 stone aggregate 10 mm and down gauge), including finishing with cement mortar 1:3 (1 cement : 3 fine sand) as per standard design : 12.21.1 In 75x75 mm deep chase