Provn of term contract for enhancement of life of JLC/PC living Bk Bldgs No. DT/SF/266 A B/91 in 01 block by repairing of roof treatment, door and window, floor, plaster, internal electrification,with drain, foot path in ARTC and S DIPHU, Assam

Amount

REPAIR WORKS

Demolishing cement concrete 1:3:6 or richer mix (i/c equivalent design mix) manually/ by mechanical means including disposal of materials within 50 m lead as per direction of Engineer – In – Charge on floor.

Demolishing R.C.C. Work manually/ by mechanical means and stockpiling at designated locations and disposal of dismantled materials up to a lead of 1 kilometre, stacking serviceable and unserviceable material separately including cutting reinforcement bars.

Reinforcement cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. in 1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size) up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement.

Providing and placing steel reinforcement for RCC work incl straightening, cutting, bending and binding etc all complete of (TMT bar).

Reinforcement cement concrete work in beams, suspended floors, roofs having slope up to 15 degree landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircase and spiral stair cases in 1:1½:3 (1 cement : 1½ coarse sand : 3 graded stone aggregate 20 mm nominal size) up to floor five level excluding the cost of centering, shuttering & finishing.

Centering and shuttering including strutting, propping etc. and removal of form for suspended floors, roofs, landings, balconies and access platform. with water proof ply 12mm thick.

Dismantling of old plaster or skirting raking out joints and cleaning the surface for plaster incl disposal of rubbish to the dumping ground within 50 mtr lead.

Repair to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sqm and under incl cutting the patch in proper shape, racking out joints and plastering the surface of the walls etc. complete with CM (1:4).

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.

Distempering with oil bound washable distemper (one or more coats) of approved brand and manufacture to give an even shade.

Finishing wall with Premium Acrylic Smooth exterior paint of required shade on old work (two or more coats on existing cement paint surface applied).

Providing cement concrete pavement with 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size), including finishing complete.

Providing and laying ceramic glazed floor tiles of approved make, in all colours and shades, laid on 20 mm thick cement mortar 1:4 (1 cement : 4 coarse sand), including pointing the joints with white cement and matching pigments. etc. complete.

Providing and Painting two or more coats with synthetic enamel paint of approved brand and manufacture to give an even shade.

Dismantling doors, windows and clerestory windows (steel or wood) shutter of area 3 sqm and below including chowkhats, architrave, holdfasts etc. Complete and stacking within 50 metres lead.

Providing and fixing 1mm thick MS sheet door with frame 45x45x6mm angle iron and 3 mm MS gusset plates at the junction and corners, all necessary fittings complete, including applying a priming coat of approved steel primer, using MS angle 45x45x6mm for diagonal braces.

Providing and fixing flush door shutter non decorative type, core block board of 35 mm thick incl stainless steel butt hinges etc complete.

Providing and fixing fly proof stainless steel grade 304 wire gauge, to windows and clerestory windows using wire gauge with average width of aperture 1.4 mm in both directions with wire of dia 0.50 mm with 2nd class teak wood beading 62x19 mm all complete.

Renewing of glass panes with putty and nails in steel windows and ventilator wherever necessary including racking out the old putty with float glass panes of 4mm thick.

Providing and fixing brass tower bolts (barrel type) with necessary screws etc. of size: 150x10 mm.

Providing and fixing brass tower bolts (barrel type) with necessary screws etc. of size: 100x10 mm.

Providing and fixing aluminium handles of size : 125 mm, ISI marked, anodised (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour or shade, with necessary screws etc. complete

Providing and fixining Aluminium sliding door bolts (size 3000x16 mm) with nuts and screws etc. Complete.

Providing and laying of grading roof for water proofing treatment with cement concrete 1:2:4 with graded stone aggregates 20 mm nominal size.

Providing and laying water proofing treatment in bed of roof slab by applying cement slurry mixed with water proofing cement compound consisting of applying (a) First layerof slurry of cement @ 0.488 Kg/sqm mixed with water proofing cement compound @ 0.253 Kg/sqm. This layer to air cure for 4 hrs minimum, (b) 2nd layer of slurry of cement @ 0.242 kg/sqm mixed with water proofing cement compound @ 126 kg/sqm. This layer will be allowed to air cure for 4 hrs minimum followed with water curing.

Finishing with Epoxy paint (two or more coats) at all locations prepared and applied as per manufacture.r's specifications including appropriate priming coat, prepartion of surface, etc. Complete.

Providing and laying half brick masonry in cement mortar 1:4 with common burnt clay F.P.S (non modular) bricks of class designation in drain of plinth protection.

Providing 15 mm cement plaster on the rough side of single or half brick wall of mix 1:4.

Providing and making plinth protection 50 mm thick of cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size) over 75 mm thick bed of dry brick ballast 40 mm nominal size, well rammed and consolidated and grouted with fine sand, including finishing the top smooth.

Providing and fixing aluminium plain sheet in back side of flush door shutter, fixed with screws or nails etc complete.

FOOT PATH

Surface excavation n.exc. 30 cm deep and averaging 15 cm deep and getting out in all kind of soil.

Providing and laying hard core of gauge n.exc 63 mm size deposited, spread and leveled in layers n.exc 15 cm thick.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 20 mm nominal size).

Providing and making form work for sides of the concrete.

Providing and laying precast chequered cement concrete tiles of size 25cm x 25cm x 22mm thick, set joined and pointed in neat cement slurry dark shed with pigment with ordinary cement over 15mm thick screed bed of cement mortar 1:6 (1 Cement : 6 coarse sand) including a coat of acrylic exterior paint on tiles.

CENTURY ENTERPRISES

BG engineering works