Re-Tender for Construction of hostel for undergraduate student at IIT Mandi.

Amount

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 in all lead and lift as directed by Engineer-in-charge. All kinds of soil as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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, in all lead and lift, including getting out the excavated soil and disposal of surplus excavated soil as directed. All kinds of soil as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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, as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40 mm nominal size) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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 above plinth level 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(zone-III) : 3 graded stone aggregate 20 mm nominal size) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Centering and shuttering including strutting, propping etc. and removal of form for all heights : Foundations, footings, bases of columns, etc for mass concrete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Centering and shuttering including strutting, propping etc. and removal of form for all heights : Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc. as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Centering and shuttering including strutting, propping etc. and removal of form for all heights : Suspended floors, roofs, landings, balconies and access platform as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Centering and shuttering including strutting, propping etc. and removal of form for all heights : Shelves (Cast in situ) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Centering and shuttering including strutting, propping etc. and removal of form for all heights : Lintels, beams, plinth beams, girders, bressumers and cantilevers as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Centering and shuttering including strutting, propping etc. and removal of form for all heights : Columns, Pillars, Piers, Abutments, Posts and Struts as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Centering and shuttering including strutting, propping etc. and removal of form for all heights : Stairs, (excluding landings) except spiral-staircases.

Centering and shuttering including strutting, propping etc. and removal of form for all heights : Edges of slabs and breaks in floors and walls For Breaks in floors this item to be operated only for the marked locations in the drawings and with written instructions of Engineer Incharge. Under 20 cm wide as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete. Thermo-Mechanically Treated bars as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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 grades of concrete of M30 grade with minimum cement content of 350 kg /cum all work upto plinth level as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and laying in position ready mixed or site batcheddesign 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. Concrete of M30 grade with minimum cement content of 350 kg /cum All work above plinth level as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing of expansion joint system related with floor location as per drawings and direction of Engineer-In-Charge. The joints system will be ofextruded aluminum base members, self aligning / self centering arrangement and support plates etc. as per ASTM B221-02. The system shall be such that it provides floor to floor /floor to wall expansion control system for various vertical localtion in load application areas that accommodates multi directional seismic movement without stress to it's components. System shall consist of metal profiles with a universal aluminum base member designed to accommodate various project conditions and finish floor treatments. The cover plate shall be designed of width and thickness required to satisfy projects movement and loading requirements and secured to base members by utilizing manufacturer’s pre-engineered selfcentering arrangement that freely rotates / moves in all directions. The Self - centering arrangement shall exhibit circular sphere ends that lock and slide inside the corresponding aluminum extrusion cavity to allow freedom of movement and flexure in all directions including vertical displacement. Provision of Moisture Barrier Membrane in the Joint System to have watertight joint is mandatory requirement all as per the manufactures design and as approved by Engineer -in- Charge. (Material shall confirm to ASTM 6063.) Floor Joint of 100 mm gap as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing of expansion joint system related with wall joint (internal/ external) location as per drawings and direction of Engineer-In- Charge. The joints shall be of extruded aluminum base members, self aligning / centering arrangementand support plates as per ASTM B221- 02. The material shall be such that it provides an Expansion Joints System suitable for vertical wall to wall/ wall to corner application, both new and existing construction in office Buildings & complexes with no slipping down tendency amongst the components of the JointSystem. The Joint System shall utilize light weight aluminum profiles exhibiting minimal exposed aluminum surfaces mechanically snap locking the multicellular to facilitate movement. (Material shall confirm to ASTM 6063.)Wall Joint of 100 mm gap as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing of expansion joint system of approved make and manufactures for various roof locations as per approved drawings and direction of Engineer-In-Charge. The joints shall be of extruded aluminum base members with, self aligning and self centering arragement support plates asper ASTM B221-02. The system shall be such that it provides watertight roof to roof/roof to corner joint cover expansion control system that is capable of accommodating multidirectional seismic movement without stress to its components. System shall consist of metal profile that incorporates a universal aluminum base member designed to accommodate various project conditions and roof treatments. The cover plate shall be designed of width and thickness required to satisfy movement and loading requirements and secured to base members by utilizing manufacturer’s preengineered self-centering arrangement that freely rotates / moves in all directions. The Self centering arrangement shall exhibit circular sphere ends that lock and slide inside the corresponding aluminum extrusion cavity to allow freedom of movement and flexure in all directions including vertical displacement. The Joint System shall resists damage or deterioration from the impact of falling ice, exposure to UV, airborne contaminants and occasional foot traffic from maintenance personnel. Provision of Moisture Barrier Membrane in the Joint System to have water tight joint is mandatory requirement. Material shall confirm to ASTM 6063. Roof Joint of 100 mm gap as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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 1:6 (1 cement : 6 coarse sand) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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. Cement mortar 1:4 (1 cement :4 coarse sand) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Extra for providing and placing in position 2 Nos 6mm dia. M.S. bars at every third course of half brick masonry as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing 18mm thick gang saw cut mirror polished pre moulded and pre polished) machine cut for kitchen platforms, vanity counters, window sills, facias and similar locations of required size of approved shade, colour and texture laid over 20mm thick base cement mortar 1:4 (1 cement: 4 coarse sand) with joints treated with white cement, mixed with matching pigment, epoxy touch ups, including rubbing, curing, moulding and polishing to edge to give high gloss finish etc. complete at all levels. Granite stone slab of colour black, Cherry/Ruby red, Area of slab over 0.50 sqm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Extra for providing edge moulding to 18mm thick marble stone counters, Vanities etc. including machine polishing to edge to give high gloss finish etc. complete as per desi\gn approved by Engineer-in-Charge Granite work as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Extra for fixing marble / granite stone over and above corresponding basic item, in facia and drops of width upto 150mm with epoxy resin based adhesive including cleaning etc. complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Extra for providing opening of required size & shape for wash basins / kitchen sink in kitchen platform, vanity couters and similar location in marble / Granite / Stone work including necessary holes for pillar taps etc. including rubbing and polishing of cut edges etc. complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Mirror polishing on marble work / Granite work / Stone work wherever required to give high gloss finish complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing 18 mm thick stone slab table rubbed, edges rounded and polished of size 75x50 cm deep and 1.8 cm thick fixed in urinal partitions by cutting a chase of appropriate width with chase cutter and embedding the stone in the chase with epoxy grout or with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 6 mm nominal size) as per direction of Engineer-in-charge and finished smooth. Granite Stone of approved shade.

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 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing ISI marked flush door shutters conforming to IS : 2202 ( Part I) non-decorative type, core of block board construction with frame of 1st class hard wood and well matched commercial 3 ply veneering with vertical grains or cross bands and face veneers on both faces of shutters . 35 mm thick including ISI marked stainless steel butt hinges with necessary screws as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Extra for providing lipping with 2nd class teak wood battens 25 mm minimum depth on all edges of flush door shutters (over all area of door shutter to be measured) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing curtain rods of 1.25 mm thick chromium plated brass plate, with two chromium plated brass brackets fixed with C.P. brass screws and wooden plugs, etc., wherever necessary complete 25 mm dia as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing ISI marked oxidised M.S. sliding door bolts with nuts and screws etc. complete : (copper oxidized as per IS: 1378) 300x16 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing ISI marked oxidised M.S. tower bolt black finish, (Barrel type) with necessary screws etc. complete : (copper oxidized as per IS: 1378) 200x10 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing ISI marked oxidised M.S. handles conforming to IS:4992 with necessary screws etc. complete : (copper oxidized as per IS: 1378) 125 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing special quality bright finished brass cupboard or ward robe locks with four levers of approved quality including necessary screws etc. complete 40 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing bright finished brass hanging type floor door stopper with necessary screws, etc. complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing aluminium die cast body tubular type universal hydraulic door closer (having brand logo with ISI, IS : 3564, embossed on the body, door weight upto 35 kg and door width upto 700 mm), with necessary accessories and screws etc. complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing aluminium tower bolts, ISI marked, Powder coated (coating not less than grade AC 10 as per IS : 1868 ) transparent or dyed to required colour or shade, with necessary screws etc. complete : 300x10 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing aluminium tower bolts, ISI marked, Powder coated (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 : 150x10 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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 : 200 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing aluminium handles, 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 : 100 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing cup board shutters 25 mm thick, with Pre-laminated flat pressed three layer particle board or graded wood particle board IS: 12823 marked, exterior grade (Grade l Type ll), having one side decorative lamination and other side balancing lamination, including IInd class teak wood lipping of 25 mm wide x12 mm thick with necessary screws and bright finished stainless steel piano hinges, complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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 all complete. With 12 mm mild steel U beading as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing panic bar / latch (Double point) fitted with a single body, Trim Latch & Lock on back side of the Panic Latch of reputed brand and manufacture to be approved by the Engineer- in- charge, all complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing bright /matt finished Stainless Steel handles of approved quality & make with necessary screws etc all complete 100mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing 18mm thick both sides Pre-laminated cement bonded wood particle board as per IS : 15786:2008 of approved brand and shade with suitable full threaded steel screws etc. in partitions, boxes, shelves, racks and cupboard, kitchen cabinet under kitchen counter etc. all complete as per direction of Engineer-in-charge (Note: Fittings to be paid separately) 18 mm thick as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing magnetic catcher of approved quality in cupboard / ward robe shutters, including fixing with necessary screws etc. complete Triple strip vertical type as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing pressed steel door frames conforming to IS: 4351, manufactured from commercial mild steel sheet of 1.60 mm thickness, including hinges, jamb, lock jamb, bead and if required angle threshold of mild steel angle of section 50x25 mm, or base ties of 1.60 mm, pressed mild steel welded or rigidly fixed together by mechanical means, including M.S. pressed butt hinges 2.5 mm thick with mortar guards, lock strike-plate and shock absorbers as specified and applying a coat of approved steel primer after pre-treatment of the surface as directed by Engineer-in-charge: Profile B, Fixing with carbon steel galvanised dash fastener of required dia and size (to be paid for separately) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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 a required In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing stainless steel ( Grade 304) railing made of Hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature (wherever required) and fitting the same with necessary stainless steel nuts and bolts complete, i/c fixing the railing with necessary accessories & stainless steel dash fasteners , stainless steel bolts etc., of required size, on the top of the floor or the side of waist slab with suitable arrangement as per approval of Engineer-in-charge, (for payment purpose only weight of stainless steel members shall be considered excluding fixing accessories such as nuts, bolts, fasteners etc.) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Kota stone slab flooring over 20mm (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) : 25mm thick as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Kota stone slabs 25mm thick in risers of steps, skirting, dado and pillars laid on 12mm (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 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Extra for pre finished nosing in treads of steps of Kota stone/ sand stone slab as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and laying rectified Glazed Ceramic floor tiles of size 300x300 mm or more (thickness to be specified by the manufacturer), of 1st quality conforming to IS : 15622, of approved make, in all colours, shades, except White, Ivory, Grey, Fume Red Brown, laid on 20 mm thick Cement Mortar 1:4 (1 Cement : 4 Coarse sand), jointing with grey cement slurry @ 3.3 kg/ sqm including pointing the joints with white cement and matching pigments etc., complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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 the grouting the joints with white cement and matching pigments etc., complete. Size of Tile 60x60cm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and laying Vitrified tiles in floor in different sizes(thickness to be specified by the manufacturer) with waterabsorption less than 0.08% and conforming to IS:15622, ofapproved brand & manufacturer, in all colours and shade, laidon 20 mm thick cement mortar 1:4 (1 cement: 4 coarse sand)jointing with grey cement slurry @3.3 kg/sqm including groutingthe joints with white cement and matching pigments etc. Thetiles must be cut with the zero chipping diamond cutter only .Laying of tiles will be done with the notch trowel, plier, wedge,clips of required thickness, leveling system and rubber mallet forplacing the tiles gently and easily. Glazed Vitrified tiles Matt/Antiskid finish of size, Size of Tile 600 x 600 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and laying Vitrified tiles in different sizes (thickness to be specified by manufacturer), with water absorption less than 0.08 % and onforming to I.S. 15622, of approved make, in all colours & shade, in skirting, riser of steps, over 12 mm thick bed of cement mortar 1:3 (1 cement: 3 coarse sand), jointing with grey cement slurry @ 3.3 kg/ sqm including grouting the joint with white cement & matching pigments etc. complete. Size of Tile 600x600 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and laying Anti skid Vitrified tiles in different sizes (thickness to be specified by manufacturer), with water absorption less than 0.08 % and onforming to I.S. 15622, of approved make, in all colours & shade, in skirting, riser of steps, over 12 mm thick bed of cement mortar 1:3 (1 cement: 3 coarse sand), jointing with grey cement slurry @ 3.3 kg/ sqm including grouting the joint with white cement & matching pigments etc. complete. Size of Tile 600x600 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing gola 75x75 mm in cement concrete 1:2:4 (1 Cement: 2 coarse sand: 4 Stone aggregate 10mm and down gauge) including finishing with cement mortar 1:3 (1 cement: 3 fine sand) as per standard design: In 75x75mm deep chase as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Making khurras 45x45 cm with average minimum thickness of 5 cm cement concrete 1:2:4 (1 cement: 2 coarse sand: 4 graded stone aggregate of 20 mm nominal size) over P.V.C. sheet 1mx1mx400 micron, finished with 12mm cement plaster 1:3 (1 cement: 3 coarse sand) and a coat of neat cement rounding the edge sand making and finishing the outlet complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing false ceiling at all height including providing and fixing of frame work made of special sections, power pressed from M.S. sheets and galvanized with zinc coating of 120 gms/sqm (both side inclusive) as per IS : 277 and consisting of angle cleats of size 25 mm wide x 1.6 mm thick with flanges of 27 mm and 37mm, at 1200 mm centre to centre, one flange fixed to the ceiling with dash fastener 12.5 mm dia x 50mm long with 6mm dia bolts, other flange of cleat fixed to the angle hangers of 25x10x0.50 mm of required length with nuts & bolts of required size and other end of angle hanger fixed with intermediate G.I. channels 45x15x0.9 mm running at the spacing of 1200 mm centre to centre, to which the ceiling section 0.5 mm thick bottom wedge of 80 mm with tapered flanges of 26 mm each having lips of 10.5 mm, at 450 mm centre to centre, shall be fixed in a direction perpendicular to G.I. intermediate channel with connecting clips made out of 2.64 mm dia x 230 mm long G.I. wire at every junction, including fixing perimeter channels 0.5 mm thick 27 mm high having flanges of 20 mm and 30 mm long, the perimeter of ceiling fixed to wall/partition with the help of rawl plugs at 450 mm centre, with 25mm long dry wall screws @ 230 mm interval, including fixing of gypsum board to ceiling section and perimeter channel with the help of dry wall screws of size 3.5 x 25 mm at 230 mm c/c, including jointing and finishing to a flush finish of tapered and square edges of the board with recommended jointing compound , jointing tapes , finishing with jointing compound in 3 layers covering upto 150 mm on both sides of joint and two coats of primer suitable for board, all as per manufacturer's specification and also including the cost of making openings for light fittings, grills, diffusers, cutouts made with frame of perimeter channels suitably fixed, all complete as per drawings, specification and direction of the Engineer in Charge but excluding the cost of painting with : 6 mm thick Cement board conforming to IS: 2095- (Part 3):1996 (Boards with BIS certification marks) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing Gl Clip in Metal Ceiling System of 600x600 mm module which includes providing and fixing 'C' wall angle of size 20x30x20 mm made of 0.5 mm thick pre painted steel along the perimeter of the room with help of nylon sleeves and wooden screws at 300 mm center to centre, suspending the main C carrier of size 10x38x10 mm made of G.I steel 0.7 mm thick from the soffit with help of soffit cleat 37x27x25x1.6 mm, rawl plugs of size 38x12 mm and C carrier suspension clip and main carrier bracket at 1000 mm c/c. Inverted triangle shaped Spring Tee having height of 24 mm and width of 34 mm made of Gl steel 0.45 mm thick is then fixed to the main C carrier and in direction perpendicular to it at 600 mm centers with help of suspension brackets. Wherever the main C carrier and spring T have to join, C carrier and spring T connectors have to be used. All sections to be galvanized @ 120 gms/sqm (both side inclusive), fixing with clip in tiles into spring T with : GI Metal Ceiling Clip in plain Beveled edge global white color tiles of size 600x600 and 0.5 mm thick with 25 mm height, made of G I sheet having galvanizing of 100 gms/ sqm (both sides inclusive) and 20% perforation area with 1.8 mm dia holes and having NRC of 0.5, electro statically polyester powder coated of thickness 60 microns (minimum), includingfactory painted after bending and perforation as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

12mm cement plaster of mix1:6 (1 cement: 6 find sand) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

15mm cement plaster on the rough side of single or half brick wall of mix: 1:6 (1 cement: 6 find sand) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

6mm cement plaster of mix 1:3 (1 cement: 3 fine sand) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Painting with synthetic enamel paint of approved brand and manufacture of required colour to given 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 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

French spirit polishing : Two or more coats on new works including a coat of wood filler as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing Stainless Steel A ISI 304 (18/8) kitchen sink as per IS:13983 with C.I. brackets and stainless steel plug 40 mm, including painting of fittings and brackets, cutting and making good the walls wherever required : Kitchen sink with drain board 510x1040 mm bowl depth 250 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing toilet paper holder : C.P. brass as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing white vitreous china extended wall mountingwater closet of size 780x370x690 mm of approved shape includingproviding & fixing white vitreous china cistern with dual flush fitting,of flushing capacity 3 litre/ 6 litre (adjustable to 4 litre/ 8 litres),including seat cover, and cistern fittings, nuts, bolts and gasket etc complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing water closet squatting pan (Indian type W.C. pan ) with 100 mm sand cast Iron P or S trap, 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 fixtures complete, including cutting and making good the walls and floors wherever required: White Vitreous china Orissa pattern W.C. pan of size 580x440 mm with integral type foot rests as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and Fixing white vitreous china Oval wash basin size 550x450 mm for under counter mounting, specially fabricated brackets painted white, connection pipe to wall with C.P. wall flange and rubber adopter for waste connection complete, including cutting and making good the walls wherever required.(Hindware Cat No:10017, Or Equivalant model of Hindware ,Cera or Parryware) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing white vitreous china flat back or wall corner type lipped front urinal basin of 430x260x350 mm and 340x410x265 mm sizes respectively with automatic flushing cistern with standard flush pipe and C.P. brass spreaders with brass unions and G.I clamps complete, including painting of fittings and brackets, cutting and making good the walls and floors wherever required : One urinal basin with 5 litre white P.V.C. automatic flushing cistern as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing 75 mm high, 50 mm deep and 18 mm thick stone slab table rubbed, edges rounded and polished, fixed in urinal partitions by cutting a chase of appropriate width with chase cutter and embedding the stone in the chase with epoxy grout or with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 6 mm nominal size) as per direction of Engineer-in-charge and finished smooth. White Agaria Marble Stone as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing C.P. brass stop cock (concealed) of standard design and of approved make conforming to IS:8931. 15 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing C.P. brass shower rose with 15 or 20 mm inlet : 100 mm diameter as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing PTMT soap Dish Holder having length of 138mm, breadth 102mm, height of 75mm with concealed fitting arrangements, weighing not less than 106 gms. as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing PTMT liquid soap container 109 mm wide, 125mm high and 112 mm distance from wall of standard shape withbracket of the same materials with snap fittings of approved qualityand colour, weighing not less than 105 gms as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing CP Brass 32mm size Bottle Trap of approved quality & make and as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing PTMT towel rail complete with brackets fixed to wooden cleats with CP brass screws with concealed fittings arrangement of approved quality and colour. 450 mm long towel rail with total length of 495 mm, 78 mm wide and effective height of 88 mm, weighing not less than 170 gms as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing PTMT towel ring trapezoidal shape 215 mm long, 200 mm wide with minimum distances of 37 mm from wall face with concealed fittings arrangement of approved quality and colour, weighing not less than 88 gms as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and Fixing 600 mm long Hand rail (Grab bar) for Handicap Toilets with Stainless Steel Screws on wooden cleats / expandable fastners complete as per instructions of the engineer-in-charge (Jaquar-Cat No: AHS-1501 Or Equivalent model of Grohe or Kohler) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing PTMT grating of approved quality and colour. Circular type 100 mm nominal dia as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing PTMT grating of approved quality and colour. Circular type 125 mm nominal dia with 25 mm waste hole as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing 8 mm dia C.P. / S.S. Jet with flexible tube upto1 metre long with S.S. triangular plate to Eureopean type W.C. of quality and make as approved by Engineer - in – charge and as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing uplasticised PVC connection pipe with brass unions : 30 cm length 15 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings complete. Flexible pipe 32 mm dia as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing C.P. brass angle valve for basin mixer and geyser points of approved quality conforming to IS:8931 15mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing C.P. brass bib cock of approved quality conforming to IS:8931 : 15 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing 600x450 mm beveled edge mirror of superiorglass (of approved quality) complete with 6 mm thick hard boardground fixed to wooden cleats with C.P. brass screws and washers complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing ball valve (brass) of approved quality, High or low pressure, with plastic floats complete : 25 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete : 50 to 80 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and placing on terrace (at all floor levels) polyethylene water storage 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 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. 80 mm dia nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, i/c cutting and making good the walls etc. 15 mm dia nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, i/c cutting and making good the walls etc. 20 mm dia nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, i/c cutting and making good the walls etc. 25 mm dia nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, i/c cutting and making good the walls etc. 32 mm dia nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, i/c cutting and making good the walls etc. 50 mm dia nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) 80 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 20 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end): 32 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 50 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work) : 15 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work): 20 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work): 25 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work) : 32 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work) : 50 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work) : 80 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing C.P. brass long nose bib cock of approved quality conforming to IS standards and weighing not less than 810 gms. 15 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing soil, waste and vent pipes : 100 mm dia Centrifugally cast (spun) iron socket & spigot (S&S) pipe as per IS: 3989 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing soil, waste and vent pipes : 75 mm diameter : Centrifugally cast (spun) iron socketed pipe as per IS: 3989 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and laying S&S centrifugally cast (spun) iron pipes (Class LA) conforming to IS - 1536 : 200 mm dia pipe as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing lead caulked joints to spun iron or C.I. pipes and specials, including testing of joints but excluding the cost of pig lead : 200 mm diameter pipe as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying pig lead at site of work as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing bend of required degree with access door, insertion rubber washer 3 mm thick, bolts and nuts complete 100 mm dia, Sand cast iron S&S as per IS - 1729 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and laying flanged C.I. standard specials such as tees, bends, collars, tapers, caps etc., suitable for flanged jointing as per IS : 1538 : Up to 300 mm dia as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing door piece, insertion rubber washer 3mm thick, bolts & nuts complete : 100 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing double equal plain junction of required degree. 75x75x75x75 mm, Sand cast iron S&S as per IS – 1729 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing double equal plain junction of required degree. 100x100x100x100 mm, Sand cast iron S&S as per IS – 1729 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing Hubless centrifugally cast iron offsets epoxy coated inside & outside as per IS:15905 130 mm offsets, With 100 mm dia as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing Hubless centrifugally cast iron offsets epoxy coated inside & outside as per IS:15905 130 mm offsets, With 75 mm dia as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing terminal guard : 100 mm, Sand cast iron S&S as per IS – 1729 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing terminal guard : 75 mm, Sand cast iron S&S as per IS – 1729 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing M.S. holder-bat clamps of approved design toSand Cast iron/cast iron (spun) pipe embedded in and includingcement concrete blocks 10x10x10 cm of 1:2:4 mix (1 cement : 2coarse sand : 4 graded stone aggregate 20 mm nominal size),including cost of cutting holes and making good the walls etc. For 100 mm dia pipe as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing M.S. holder-bat clamps of approved design to Sand Cast iron/cast iron (spun) pipe embedded in and including cement concrete blocks 10x10x10 cm of 1:2:4 mix (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size), including cost of cutting holes and making good the walls etc. For 75 mm dia pipe as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing square-mouth S.W. gully trap class SP-1 complete with C.I. grating brick masonry chamber with water tight C.I. cover with frame of 300 x300 mm size (inside) the weight of cover to be not less than 4.50 kg and frame to be not less than 2.70 kg as per standard design: 100x100 mm size P type, With common burnt clay F.P.S. (non modular) bricks of class designation 7.5 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Constructing brick masonry manhole in cement mortar 1:4 ( 1 cement : 4 coarse sand ) with R.C.C. top slab with 1:1.5:3 mix (1 cement : 1.5 coarse sand (zone-III) : 3 graded stone aggregate 20 mm nominal size), foundation concrete 1:4:8 mix (1 cement : 4 coarse sand (zone-III) : 8 graded stone aggregate 40 mm nominal size), inside plastering 12 mm thick with cement mortar 1:3 (1 cement : 3 coarse sand) finished with floating coat of neat cement and making channels in cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) finished with a floating coat of neat cement complete as per standard design : Inside size 90x80 cm and 45 cm deep including C.I. cover with frame (light duty) 455x610 mm internal dimensions, total weight of cover and frame to be not less than 38 kg (weight of cover 23 kg and weight of frame 15 kg) : With common burnt clay F.P.S. (non modular) bricks of class designation 7.5 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Extra for depth for manholes : Size 90x80 cm With common burnt clay F.P.S. (non modular) bricks of class designation 7.5 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Constructing brick masonry circular type manhole 0.91 m internaldia at bottom and 0.56m dia at top in cement mortar 1:4 (1 cement: 4 coarse sand), inside cement plaster 12 mm thick with cementmortar 1:3 (1 cement : 3 coarse sand) finished with a floating coatof neat cement, foundation concrete 1:3:6 mix (1 cement : 3 coarsesand : 6 graded stone aggregate 40 mm nominal size), and makingnecessary channel in cement concrete 1:2:4 (1 cement : 2 coarsesand : 4 graded stone aggregate 20 mm nominal size) finishedwith a floating coat of neat cement, all complete as per standarddesign : 0.91 m deep with S.F.R.C. cover and frame (heavy duty, HD-20 grade designation) 560 mm internal diameter conforming to I.S. 12592, total weight of cover and frame to be not less than 182 kg., fixed in cement concrete 1:2:4 (1 cement: 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) including centering, shuttering all complete. (Excavation,foot rests and 12mm thick cement plaster at the external surface shall be paid for separately) : With common burnt clay F.P.S. (non modular) bricks of class designation 7.5 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Extra depth for circular type manhole 0.91m internal dia (at bottom) beyond 0.91 m to 1.67 m With common burnt clay F.P.S. (non modular) bricks of class designation 7.5 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth upto 1.5 m, 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 a lead of 50 m : All kinds of soil Pipes, cables etc. exceeding 80 mm dia. but not exceeding 300 mm dia as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/appropirate Z sections and other sections of approved make conforming to IS:733 and IS:1285, fixed with rawl plugs and screws of with fixing clips, or with expansion hold fasteners including necessary filling up of gaps at juctions, at top, bottom and sides with required PVC/neoprene felt etc. Aluminium section shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle. Aluminium snap beading for glazing / panelling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the direction of Engineer -in -charge. ( Glazing and panelling to be paid for separately) : For fixed portion Polyester powder coated aluminium (minimum thickness of polyester powder coating 50 micron) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

For shutters of door, windows & ventilators including providing and fixing hinges /pivots and making provision for fixing of fittings wherever required including the cost of PVC / Neoprene gasket required(fittings shall be paid for separately.) Polyester powder coated aluminium (minimum thickness of polyester powder coating 50 micron) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber / neoprene gasket etc. complete as per 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 5 mm thickness (weight not less than 12.50 kg/sqm) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with PVC/ neoprene gasket etc. complete as per 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 8 mm thickness (weight not less than 20 kg/sqm) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing double action hydraulic floor spring of approved brand and manufacture IS : 6315 marked, for doors including cost of cutting floors as required, embedding in floors and cover plates with brass pivot and single piece M.S. sheet outer box with slide plate etc. complete as per the direction of Engineer-in-charge. With stainless steel cover plate as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Filling the gap in between aluminium/ stone/ wood frame and adjacent RCC/ Brick/ Stone/ wood/ Ceramic/ Gypsum work by providing weather/structural non sag elastomeric PU sealant over backer rod of approved quality as per architectural drawings and direction of Engineer-in-charge complete, complying to ASTM C920, DIN 18540-F & ISO 11600 Upto 5 mm depth and 5 mm width as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and laying water proofing treatment to vertical and horizontal surfaces of depressed portions of W.C., kitchen and the like consisting of: (i) Ist course of applying cement slurry @ 4.4 kg/sqm mixed with water proofing compound conforming to IS 2645 in recommended proportions including rounding off junction of vertical and horizontal surface. (ii) IInd course of 20 mm cement plaster 1:3 (1 cement: 3 coarse sand) mixed with water proofing compound in recommended proportion including rounding off junction of vertical and horizontal surface. (iii) IIIrd course of applying blown or residual bitumen applied hot at 1.7 kg. per sqm of area. (iv) IVth course of 400 micron thick PVC sheet. (Overlaps at joints of PVC sheet should be 100 mm wide and pasted to each other with bitumen @ 1.7 kg/sqm) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Grading roof for water proofing treatment with Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Extra for covering top of membrane with Geotextile, 120 gsm non-woven, 100% polyester of thickness 1 to 1.25 mm bonded to the membrane with intermittent touch by heating the membrane by Butane Torch as per manufactures recommendation as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and applying integral crystalline slurry of hydrophilic in nature for waterproofing treatment to the RCC structures like retaining walls of the basement, water tanks, roof slabs, podiums, reservior, sewage & water treatment plant, tunnels / subway and bridge deck etc., prepared by mixing in the ratio of 5 : 2 (5 parts integral crystalline slurry : 2 parts water) for vertical surfaces and 3 : 1 (3 parts integral crystalline slurry : 1 part water) for horizontal surfaces and applying the same from negative (internal) side with the help of synthetic fiber brush. The material shall meet the requirements as specified in ACI-212-3R-2010 i.e by reducing permeability of concrete by more than 90% compared with control concrete as per DIN 1048 and resistant to 16 bar hydrostatic pressure on negative side. The crystalline slurry shall be capable of self-healing of cracks up to a width of 0.50mm. The work shall be carried out all complete as per specification and the direction of the engineerin- charge. The product performance shall carry guarantee for 10 years against any leakage For vertical surface two coats @0.70 kg per sqm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and applying integral crystalline slurry of hydrophilic in nature for waterproofing treatment to the RCC structures like retaining walls of the basement, water tanks, roof slabs, podiums, reservior, sewage & water treatment plant, tunnels / subway and bridge deck etc., prepared by mixing in the ratio of 5 : 2 (5 parts integral crystalline slurry : 2 parts water) for vertical surfaces and 3 : 1 (3 parts integral crystalline slurry : 1 part water) for horizontal surfaces and applying the same from negative (internal) side with the help of synthetic fiber brush. The material shall meet the requirements as specified in ACI-212-3R-2010 i.e by reducing permeability of concrete by more than 90% compared with control concrete as per DIN 1048 and resistant to 16 bar hydrostatic pressure on negative side. The crystalline slurry shall be capable of self-healing of cracks up to a width of 0.50mm. The work shall be carried out all complete as per specification and the direction of the engineerin- charge. The product performance shall carry guarantee for 10 years against any leakage. For horizontal surface one coat @1.10 kg per sqm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing thermal insulation with Resin Bonded rock wool conforming to IS: 8183, having density 48 kg/m3,50 mm thick,wrapped in 200 G Virgin Polythene Bags fixed to wall with screw, rawel plug & washers and held and in position by criss cossing GI wire etc. complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Designing, providing, installing and fixing factory finished custom designed cold form Light Gauge Steel Framed super structure comprising of steel wall panel, trusses, purlins etc manufactured out of minimum 0.75 mm thick steel sheet as per design requirements. The steel sheet shall be galvanized (AZ-150gms Aluminium Zinc Alloycoated steel having minimum yield strength 300-550 Mpa) conforming to AISI specifications and IBC 2009 for cold formed steel framing and construction and also as per IS: 875-1987, ISO 800-1984 and IS:8011975. The wind load shall be as per provisions of IS 875 (part -III).LGSFS frame shall be designed as per IS: 801 using commercially available software such as Frame CAD Pro-11.7/ STAAD PRO-V8i/ ArchitekV2.5.16/ Revit architecture-2011 or equivalent. Proper usage of Connection Accessories like Heavy Duty Tension Ties, Light Duty Hold-ons, Twist Straps (to connect truss with wall frames), Strong Tie, Tie Rod, H-Brackets, Boxing Sections, L-Shaped Angles for better structural stability. The framing section shall be cold form C-type having minimum web depth 89 mm x 39mm flange x 11mm lip in required length as per structural design requirement duly punched with dimple/ slo at required locations as per approved drawings. The slots will be along centre line of webs and shall be spaced minimum 250mm away from both ends of the member. The frame can be supplied in panelized or knock down condition in specific dimensions and fastened withscrews extending through the steel beyond by minimum of threeexposed threads. All self drilling tapping screws for joining the members shall have a Type II coating in accordance with ASTMB633(13) or equivalent corrosion protection of gauge 10 & 12, TPI 16 & 8 of length 20mm. The frames shall be fixed to RCC slab or Tie beam over Neoprene rubber using self expanding carbon steel anchor bolt of dia as per approved drawings. design subject to minimum 12mm diameter and 121mm length conforming to AISI 304 and 316 at 500mm c/c with minimumembedment of 100mm in RCC (RCC to be paid separately)and located not more than 300mm from corners or termination of bottom tracks complete in all respects. The item also includes the submission of stability reports duly examined and issued by any NIT/IIT. The rate includes the concept design, detailed design, fabrication of sections, transportation, installation and all required fixing arrangement at site as described above as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing in all exterior face panels breathable vapour barrier underneath the cement fiber board as per National Building Code 2009 complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and installation of moisture resistant/fire resistant cement board as per standard sizes fixed with self-drilling / taping screws. Screws shall be of counter sunk rib head of 1.60mm to 4 mm thick or 8 to 10 gauge of length varying from 25 to 45 mm. Cement Fiber Board 6 mm thick as per IS 14862:2000 of type B (High pressure Steam Cured) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and installation of moisture resistant/fire resistant cement board as per standard sizes fixed with self-drilling / taping screws. Screws shall be of counter sunk rib head of 1.60mm to 4 mm thick or 8 to 10 gauge of length varying from 25 to 45 mm. Cement Bonded particle board 8 mm thick (Termite, Fire & Moisture Resistance), as per IS:14276 : 1995 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

"Providing and fixing fire resistant door frame of section 143 x 57 mm having built in rebate made out of 16 SWG G.I. sheet (zinc coating not less than 120 gm/sqm) duly filled with vermuculite based concrete mix, suitable for mounting 60 minutes fire rated door shutters. The frame is fitted with intumuscent fire seal strip of size 10x4 mm (minimum) alround the frame and fixing with dash fastener of approved size and make, including applying a coat of approved brand fire resistant primer etc. complete as per direction of Engineer-in-charge (Dash fastener to be paid for separately). " as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing 50 mm thick glazed fire resistant door shutters of 60 minutes fire rating conforming to IS:3614 (Part-II), tested and certified as per laboratory approved by Engineer-in-charge, with suitable mounting on door frame, consisting of vertical styles, lock rail, top rail 100 mm wide, bottom rail 200 mm wide, made out of 16 SWG G.I.sheet (zinc coating not less than 120 gm/m2) duly filled FR insulation material and fixing with necessary stainless steel ball bearing hinges of approved make, including applying a coat of approved fire resistant primer etc. all complete as per direction of Engineer-in-charge (panneling to be paid for separately) as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

"Providing and fixing aluminium powder coated hard drawn hooks and eyes : 300 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Dry stone pitching 22.5 cm thick including supply of stones and preparing surface complete as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing on wall face unplasticised Rigid PVC rain water pipes conforming to IS : 13592 ring conforming to IS : 5382, leaving 10 mm gap for thermal expansion,(i) Single socketed pipes. 160 mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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, 160mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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 160mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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. Tee 160mmX160mmX160mm as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing & fixing chrome plated brass battery based infrared sensor operated pillar cock, having foam flow technology. 15 mm nominal bore as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing 15 mm dia CP Brass single hole basin mixer of approved quality and make, including cutting and making good the walls wherever required:- 15 mm CP Brass single hole basin mixer as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface / recessed medium class PVC conduit, with modular switch, modular plate, suitable GI box and earthing the point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts. Group A as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface / recessed medium class PVC conduit, with modular switch, modular plate, suitable GI box and earthing the point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts. Group C as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Wiring for twin control light point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface / recessed medium class PVC conduit, 2 way modular switch, modular plate, suitable GI box and earthing the point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Wiring for circuit/ submain wiring alongwith earth wire with the2 X 2.5 sq. mm + 1 X 2.5 sq. mm earth wire of FRLS PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Wiring for circuit/ submain wiring alongwith earth wire with the 2 X 4 sq. mm + 1 X 4 sq. mm earth wire of FRLS PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Wiring for circuit/ submain wiring alongwith earth wire with the 2 X 6 sq. mm + 1 X 6 sq. mm earth wire of FRLS PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Wiring for circuit/ submain wiring alongwith earth wire with the 4 X 2.5 sq. mm + 2 X 2.5 sq. mm earth wire of FRLS PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Wiring for circuit/ submain wiring alongwith earth wire with the 4 X 4 sq. mm + 2 X 4 sq. mm earth wire of FRLS PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Wiring for circuit/ submain wiring alongwith earth wire with the 4 X 6 sq. mm + 2 X 6 sq. mm earth wire of FRLS PVC insulated copper conductor, single core cable in surface/ recessed medium class PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and drawing 2 X 2.5 sq. mm + 1 X 2.5 sq. mm earth wire of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and drawing 2 X 4 sq. mm + 1 X 4 sq. mm earth wire of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and drawing 2 X 6 sq. mm + 1 X 6 sq. mm earth wire of FRLS PVC insulated copper conductor, single core cable in the existing surface/ recessed steel/ PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and drawing 2 Pair 0.5 mm dia FRLS PVC insulated annealed copper conductor, unarmored telephone cable in the existing surface/ recessed steel/ PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing of 20 mm of medium class PVC conduit along with accessories in surface/recess including cutting the wall and making good the same in case of recessed conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing of 25 mm of medium class PVC conduit along with accessories in surface/recess including cutting the wall and making good the same in case of recessed conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing of 32 mm of medium class PVC conduit along with accessories in surface/recess including cutting the wall and making good the same in case of recessed conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing Telephone socket outlet modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing RJ45 Socket Outlet modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing two module stepped type electronic fan regulator on the existing modular plate switch box including connections but excluding modular plate etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 1 or 2 Module (75mmX75mm), GI box alongwith modular base & cover plate for modular switches in recess etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing1 or 2 Module Modular base & cover plate on existing modular metal boxes etc. as required as per entire 189satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing suitable size GI box with modular plate and cover in front on surface or in recess, including providing and fixing 3 pin 5/6 A modular socket outlet and 5/6 A modular switch, connections etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing suitable size GI box with modular plate and cover in front on surface or in recess, including providing and fixing 6 pin 5/6 & 15/16 A modular socket outlet and 15/16 A modular switch, connections etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Installation ,Testing, Commissioning of wall bracket /ceiling fittings of all sizes and shapes containing upto two GLS/CFL/LED lamps per fitting, complete with all accessories including connections etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Installation, testing and commissioning of pre-wired,fluorescent fitting / compact fluorescent fitting/LED Fitting of all types, complete with all accessories and tube/lamp etc. directly on ceiling/ wall, including connections with 1.5 sq. mm FRLS PVC insulated, copper conductor, single core cable and earthing etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Installation, testing and commissioning of ceiling fan, including wiring the down rods of standard length (upto 30 cm) with 1.5 sq. mm FRLS PVC insulated, copper conductor, single core cable etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

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 design complete as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Installation of upto 450 mm sweep exhaust fan in the existing opening, including making good the damage, connection, testing, commissioning etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Cutting holes of required size in brick masonry wall for fixing of exhaust fan including providing and fixing 300 mm dia PVC pipe conforming BIS-12818 and making good the same etc. complete as per direction of Engineer-in-charge.

Supplying and drawing of 1 run of cable UTP 4 pair CAT 6 LAN Cable in the existing surface/ recessed Steel/ PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and drawing of 2 run of cable UTP 4 pair CAT 6 LAN Cable in the existing surface/ recessed Steel/ PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and drawing of 3 run of cable UTP 4 pair CAT 6 LAN Cable in the existing surface/ recessed Steel/ PVC conduit as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Wiring for group controlled (looped) light point / fan point / exhaust fan point/ call bell point (without independent switch etc.) with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable in surface/ recessed PVC conduit, and earthing the point with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable etc. Group-A as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Wiring for group controlled (looped) light point / fan point / exhaust fan point/ call bell point (without independent switch etc.) with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable in surface/ recessed PVC conduit, and earthing the point with 1.5 sq. mm FRLS PVC insulated copper conductor single core cable etc. Group-C as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing suitable size GI box with modular plate and cover in front on surface or in recess, including providng and fixing 2 nos. 3 pin 5/6 A modular socket outlet and 2 nos. 5/6 A modular switch, connections etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying & fixing suitable size GI box wih modular plate and cover in front on surface or in recess including providing and fixing 25 A modular socket outlet and 25 A modular SP MCB, "C" curve including connections, painting etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 6 way, Double door, single pole and neutral, sheet steel, MCB distribution board, 240 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc.(But without MCB/RCCB/Isolator) as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 12 way, Double door, single pole and neutral, sheet steel, MCB distribution board, 240 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. (But without MCB/RCCB/Isolator) as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 4 way (8 + 12), Double door, horizontal type three pole and neutral, sheet steel, MCB distribution board, 415 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. (But without MCB/RCCB/Isolator) as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 8 way (8 + 24), Double door, horizontal type three pole and neutral, sheet steel, MCB distribution board, 415 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. (But without MCB/RCCB/ Isolator) as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 12 way (8 + 36), Double door, horizontal type three pole and neutral, sheet steel, MCB distribution board, 415 V, on surface/ recess, complete with tinned copper bus bar, neutral bus bar, earth bar, din bar, interconnections, powder painted including earthing etc. (But without MCB/RCCB/ Isolator) as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 5A to 32A Rating, 240/415 V, 10 kA, “C” curve, miniature circuit breaker suitable for inductive load of Single pole in the existing MCB DB complete with connections, testing and commissioning etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 32A Rating, 240/415 V, 10 kA, “C” curve, miniature circuit breaker suitable for inductive load of Triple pole and neutral in the existing MCB DB complete with connections, testing and commissioning etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 63 A rating, double pole, 240 V, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 40 A rating, four pole, 415 V, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 63 A rating, four pole, 415 V, isolator in the existing MCB DB complete with connections, testing and commissioning etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 40 A rating, four pole, (three phase and neutral), 415 volts, residual current circuit breaker (RCCB), having a sensitivity current 30 mA in the existing MCB DB complete with connections, testing and commissioning etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 63 A rating, four pole, (three phase and neutral), 415 volts, residual current circuit breaker (RCCB), having a sensitivity current 30 mA in the existing MCB DB complete with connections, testing and commissioning etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying ,Installtion, testing, and Commissioning of Main Power Panel of suitable size with 1200 A TP+N Aluminium Bus Bar to accommodate the following MCCb's/MCB'S and made out of minimum 2 mm thick CRCA sheet powder coated complete with MCCB's,MCB's with Rotary Handle ,Multifuntion meter, LED indicators, interconnections,internal wiring,earthing etc. as required with hinged door mounted from front and back open able with locking arrangement having bottom & Top cable entry duly fixed 90 cms above G/L with mounting legs made out of 50 mm X 50 mm X 6 mm angle iron, brick masonry concreting, i/c connections / inter connections and fixing of following accessories etc. complete as required with following Comonents-630 A ,36 ka TPN ACB - Incomer - 1Outgoings - 400 A, 26 ka TPN MCCB - 1 200 A, 26 ka TPN MCCB - 1 125 A, 26 ka TPN MCCB - 2 63 A, 10 KA TPN MCB - 12 40A, 10 KA TPN MCB - 8 as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying ,Installtion, testing, and Commissioning of Main Power Panel of suitable size with 800 A TP+N Aluminium Bus Bar to accommodate the following MCCb's/MCB'S and made out of minimum 2 mm thick CRCA sheet powder coated complete with MCCB's,MCB's with Rotary Handle ,Multifuntion meter, LED indicators, interconnections,internal wiring,earthing etc. as required with hinged door mounted from front and back open able with locking arrangement having bottom & Top cable entry duly fixed 90 cms above G/L with mounting legs made out of 50 mm X 50 mm X 6 mm angle iron, brick masonry concreting, i/c connections / inter connections and fixing of following accessories etc. complete as required with following Comonents- 400 A ,36 ka TPN ACB - Incomer - 1 Outgoings - 125 A, 26 ka TPN MCCB - 2 63 A, 10 KA TPN MCB - 12 40A, 10 KA TPN MCB - 10 as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and installing 300 mm width X 50 mm depth X 1.6 mm thickness of perforated Hot Dipped Galvanised Iron cable tray (galvanisation thickness not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and installing 450 mm width X 50 mm depth X 2.0 mm thickness of perforated Hot Dipped Galvanised Iron cable tray (galvanisation thickness not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Earthing with G.I. earth plate 600 mm X 600 mm X 6 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc. with charcoal/ coke and salt as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supply & making of Earthing with copper earth plate 600 mm X 600 mm X 3 mm thick including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe of 2.7 meter long etc. with charcoal/ coke and salt as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts. ALSO CHECK WITH ELECTRODE / COMPOUND MANUFACTURER FOR INSTALLATION DETAIL TO ACHIVE LESS THAN 1 OHM

Providing and fixing 25 mm X 5 mm copper strip in 40 mm dia G.I. pipe from earth electrode including connection with brass nut, bolt, spring, washer excavation and re-filling etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

"Providing and fixing 25 mm X 5 mm G.I. strip in 40 mm dia G.I. pipe from earth electrode including connection with G.I. nut, bolt, spring, washer excavation and re-filling etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts."

Providing and fixing 25 mm X 5 mm copper strip on surface or in recess for connections etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing 4.00 mm dia copper wire on surface or in recess for loop earthing along with existing surface/ recessed conduit/ submain wiring/ cable as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing and fixing of lightning conductor finial, made of 25 mm dia 300 mm long, G.I. tube, having single prong at top, with 85 mm dia 6 mm thick G.I. base plate including holes etc. complete as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts. (Air terminal)

Jointing copper / G.I. tape (with another copper/ G I tape, base of the finial or any other metallic object) by riveting / nut bolting/ sweating and soldering etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Laying and fixing of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 kV grade of upto 35 sq. mm (clamped with 1mm thick saddle) size on cable tray as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and making end termination with brass compression gland and Cu lugs for 3 X 16 sq. mm (25mm) size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 kV grade as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and making end termination with brass compression gland and Cu lugs for 4 X 6 sq. mm (19mm) size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 kV grade as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and making end termination with brass compression gland and Cu lugs for 4 X 16 sq. mm (28mm) size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 kV grade as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depthupto 1.5 m, 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 a lead of 50 m :Pipes, cables etc, not exceeding 80 mm dia. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and laying of 120 mm dia (OD-120 mm & ID-103 mm nominal) size DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc. in the existing trench, complete as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying of round recessed mounted pressure die-cast aluminium luminaire in powder coated white finish in round profile with optimized heat sink for efficient heat dissipation and independent electronic LED driver of wattage 15 W (155 mm) , colour temprature 6000k and above , P.F > 0.90 etc. as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying of Square Surface Down Lighter(560x560x65 mm) of Wattage 36 W (6500K) with electronic driver etc. as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying of Surface mounted Downlight with Aluminium (99% Purity) Sink, available in Round shape. PC diffuser in white powder coated finish with built in electronic low THD (<10%) LED driver of wattage 15W , colour temprature 6000k and above , P.F > 0.90 etc. as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying of 20W surface and wall mounted LED batten (1200 mm) with minimum colour temperature of 6000 k , P.F > 0.9 etc. as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying of 10W surface and wall mounted LED batten with aluminum housing & integrated electronic driver (592 mm) with minimum colour temperature of 6000 k , P.F > 0.9 etc. as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supply of Environmental friendly, ultra modern, energy saving, surface mounted, decorative hexagon bulk head Back-lit LED luminaire comprising of high brightness LEDs of wattage 10W with colour tempreature 6000k and above etc. as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supply of 1400 mm sizes of ceiling fan without regulator complete with double ball bearing, copper wound motor, blades, downrod, canopy, capacitor etc.suitable for operation on 230 V 50 Hz supply, ENERGY EFFICIENT / 5 STAR RATING etc as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts. .

Supply of PVC Fresh Air Exhaust Fan Sweep 25 cm (250 mm) ,Air Delivery 813 m3/hr, Speed 1250 rpm, Power Input 45 W, suitable for operation on 230 V 50 Hz supply, etc as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

"Supply, installation, testing and commissioning of industrial type propeller fan for exhaust air complete with in and out louvers, including 3 pin 6 Amps socket with 3C x1.5 Sq.mm Copper Cable in 25mm dia conduit 3 Rmt as per specifications, requirement, standard and drawings, 200 CFM 15 MM Static for Toilet Area as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

"Supply, installation, balancing and commissioning of factory fabricated GSS sheet metal rectangular/round ducting complete with neoprene rubber gasket,elbows,splitter,hangers, supports etc. as per approved drawings and specifications of thickness 0.63 mm sheet complete as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying & fixing of powder coated extruded aluminium Return Air Grills with louvers but without volume control dampers complete as required as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supply, Installation, testing & commisioning of 25 Ltr. Capacity of electrical water heaters with connection pipes & top plugs etc as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supply, Installation, testing & commisioning of 50 Ltr. Capacity of electrical water heaters with connection pipes & top plugs etc as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supply, Installation, testing & commisioning of 100 ltr. capacity of electrical water heaters with connection pipes & top plugs etc as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying of cables of 3C X 16 sq. mm size of PVC insulated and PVC sheathed / XLPE Copper conductor round wired armoured cable of 1.1 kV grade as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying of cables of 4C X 6 sq. mm size of PVC insulated and PVC sheathed / XLPE Copper conductor round wired armoured cable of 1.1 kV grade as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying of cables of 4C X 16 sq.mm size of PVC insulated and PVC sheathed / XLPE Copper conductor round wired armoured cable of 1.1 kV grade as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Erection of metallic pole of Above 4.5 metre and upto 6.5 metre length in cement concrete 1:3:6 (1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size) foundation including excavation and refilling etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts. (NOTE: To be executed as per manufacturer's guide lines/ drawings for foundation)

Supplying and laying of 63 mm dia (OD-63 mm & ID-51 mm nominal) size DWC HDPE pipe ISI marked along with all accessories like socket, bend, couplers etc. conforming to IS 14930, Part II complete with fitting and cutting, jointing etc.direct in ground (75 cm below ground level) including excavation and refilling the trench but excluding sand cushioning and protective covering etc., complete as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Laying of one number PVC insulated and PVC sheathed / XLPE power cable of 1.1 KV grade of Upto 35 sq. mm size in the existing RCC/ HUME/ METAL pipe as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and making end termination with brass compression gland and aluminium lugs for 4 X 16 sq.mm ( 28 mm) ( Inside LT Panel) size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying of 4 Core x 16 Sq. mm of 1.1 KV Aluminium conductor XLPE Insulated,PVC extruded inner-sheathed, round wired GI strip armoured, overall PVC outer-sheathed (as per IS 7098 Part 1) with latest amendments as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supply only 4 meter long Pole suitable for Post Top Light IP 65. Dimension: pole top Dia- 76 mm with controlled Single pole MCB for on/off operation of light as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

S & F Post Top LED Light 35 Watt IP 66 protection, including necessary electrical connections to the fitting with 3 core flexible Cu conductor cable of appropriate size all as specified and directed as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying, installation, testing & commissioning of smoke detctor with builtin LED and mounting base complete with all connections etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying, installation, testing & commissioning of manual call box of ABS type in surface/recess with stainless steel chain & hammer assembly complete with glass and push button etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying, installation, testing & commissioning of response indicator on surface/recesss MS box having two LEDs metallic cover complete with all connections etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying, installation, testing & commissioning fire alarm sounder with facility to make announcement, mounted in M.S. box (16SWG) with hinged cover plate & suitable for operation with amplifier i/c line matching transformer etc. complete as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying & laying of 2x1.5 sqmm fire survival armoured cable, 600/1000V rated with annealed copper conductor having glass mica fire barrier tape covered by an extruded layer of Cross Linkable Ethylene Propylene Rubber (EPR) insulation and LSZH inner bedding, steel wire armouring & LSZH outer sheath complete as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing laying, testing & commissioning of 'C' class heavy duty MS Pipe conforming to IS 1239/3589 i/c fittings like elbows, tees, flanges, tapers, nuts bolts, gaskets etc. in ground including welding, excavation & providing cement concrete blocks as supports, anticorrosive treatment with coaltar/asphalt tape as per IS 10221, refilling the trench etc. of 150 mm nominal dia sizes complete as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing, laying, testing & commissioning of 'C' class heavy duty MS pipe conforming to IS 3589/IS 1239 including Welding, fittings like elbows, tees, flanges, tapers, nuts bolts, gaskets etc. and fixing the pipe on the wall/ceiling with suitable clamp/support frame and painting with two or more coats of synthetic enamel paint of required shade complete as required :100 mm Dia as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing, laying, testing & commissioning of 'C' class heavy duty MS pipe conforming to IS 3589/IS 1239 including Welding, fittings like elbows, tees, flanges, tapers, nuts bolts, gaskets etc. and fixing the pipe on the wall/ceiling with suitable clamp/support frame and painting with two or more coats of synthetic enamel paint of required shade complete as required :150 mm Dia as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing single headed internal hydrant valve with instantaneous Gunmetal/Stainless Steel coupling of 63 mm dia with cast iron wheel ISI marked conforming to IS 5290 (Type -A) with blank Gunmetal/Stainless Steel cap and chain as required :Single headed Gunmetal as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying, fixing, testing and commissioning of butterfly valve of PN 1.6 rating with bronze/gunmetal seat duly ISI marked complete with nuts, bolts, washers, gaskets conforming to IS 13095 of following sizes as required :150 mm Dia as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing orifice plate made out of 6 mm thick stainless steel (Grade 304) with orifice of required size to be fitted between flange & landing valve of external and internal hydrants to reduce pressure at the outlet to the level of 3.5 kg/cm2 complete as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing, installation, testing and commissioning of non-return valve of following sizes confirming to IS: 5312 complete with rubber gasket, GI bolts, nuts, washers etc.as required :150 mm Dia as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing 63 mm dia, 15 mtr. Long RRL hose pipe with 63 mm dia Male and Female ss couplings duly binded with G I wire, rivets etc. conforming to IS 636 (type-A) Gun Metal as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing & fixing weather proof standard hose cabinet (900 mm x 600 mm x 500 mm) made of 2 mm thick MS sheet with 6 mm thick glazed glass door i/c necessary locking arrangement suitable to accommodate 2 nos. 15 mtr . long Hose pipe, 1 No branch pipe ,mounted onplatform/ MS Support/wall & duly power painted with post office red colour externally and white internally with synthetic enamel paint complete in all respect as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing first-aid Hose Reel with MS construction spray painted in post office red, conforming to IS 884 complete with the following as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts. 20 mm nominal internal dia water hose thermoplastic (Textile reinforced) type -2 as per IS: 12585, 20 mm nominal internal dia gun metal globe valve & nozzle. Drum and brackets for fixing the equipmets on wall. Connections from riser with 25 mm dia stop gun metal valve & M.S. Pipe and socket. 30 Mtr Long as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying & fixing 63 mm dia gun metal short branch pipe with 20 mm nominal internal diameter size nozzle conforming to IS 903 suitable for instantaneous connection to interconnect hose pipe coupling as required :Gun Metal as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying and fixing of fire brigade connection of cast iron body with gun metal male instantaneous inlet couplings complete with cap and chain as reqd. for suitable dia MS pipe connection conforming to IS 904 as required :4 way - 150 mm dia M.S. Pipe as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

supplying and fixing air vessel made of 250 mm dia, 8 mm thick MS sheet, 1200 mm in height with air release valve on top and flanged connection to riser, drain arrangement with 25 mm dia gun metal wheel valve with required accessories, pressure gauge and paintingwith synthetic enamel paint of approved shade as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Providing & fixing of pressure switch in M.S. pipe line including connection etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying, installing and commissioning Portable Fire extinguishers of Carbon-di- oxide type fire extinguisher of 4.5 kgs. Capacity, CO2 gas filled in brand new seamless cylinder with powder coated finish, made out of Manganese steel, with wheel type valve, discharge nozzle, bend & horn, wall mounting bracket etc. complete, confirming to IS: 15683 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying, installing and commissioning Portable Fire extinguishers of ABC powder type fire extinguisher of 6 Kgs. Capacity, with initial filling in brand new cylinder with powder coated finish, fitted with Gun metal union, high pressure CO2 gas cartridge, discharge hose, floor trolley type / wall mounting bracket etc. complete, confirming to IS:15683 as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying, installing and commissioning Fire Exit Sinage board Illuminated type green colur light with battery operated hanging with chains including connections with 1.5 sq. mm FRLS PVC insulated, copper conductor, single core cable and earthing etc. as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supply, Installation, testing & commisioning of Three phase energy Meter 0-60A, 415 V fixed on wooden board with test report as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supply, Installation, testing & commisioning of Single phase energy Meter 0-30 A, 215 V fixed on wooden board with test report as required as per entire satisfaction and direction of Engineer-in-charge including carriage of material in all leads and lifts.

Supplying ,Installtion, testing, and Commissioning of 200 Amp 6 Way Copper Bus Bar Camber Double Door as per entire satisfaction and direction of engineer–in–charge.

Supplying and fixing 200 amp 36 KA FP MCCB enclosure Double door suitable to accommodate 240 sq. mm 3.5 core Al armoured cable , powder painted including earthing etc. as required as per entire satisfaction and direction of engineer–in–charge.

Providing and fixing 200 Amp FP MCCB 50 KA rating and breaking capacity and pole MCCB with thermomagnetic release and terminal spreaders in existing cubicle panel board including drilling holes in cubicle panel, making connections, etc. as required as per entire satisfaction and direction of engineer–in–charge.

Mahalaxmi Construction