Civil works in NMR lab building for FE-SEM and SAXS and wet lab facilities at CLRI, Adyar, Chennai

Amount

Repair Civil Works in NMR lab building for, FE-SEM and SAXS and wet lab facilities at CLRI Institute, Adyar, Chennai-600 020.

Dismantling wood work in frames, trusses, purlins and rafters up to 10 metres span and 5 metres height including stacking the material within 50 metres lead : Of sectional area below 40 square centimetres

Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 metres lead. For thickness of tiles 10 mm to 25 mm

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

Dismantling aluminium/ Gypsum partitions, doors, windows, fixed glazing and false ceiling including disposal of unserviceable surplus material and stacking of serviceable material with in 50 meters lead as directed by Engineer-in-charge. Note: 1.Dismantle material of aluminium/ Gypsum partitions, doors, windows, fixed glazing and false ceiling should be handed over to CLRI departmental stores as Per the Procedure of Institute.

Dismantling doors, windows and clerestory windows (steel or wood or pvc) shutter including chowkhats, architrave, holdfasts etc. complete and stacking within 50 metres lead Of area 3 sq. metres and below.

Demolishing cement concrete manually/ by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in - charge. Nominal concrete 1:3:6 or richer mix (i/c equivalent design mix)

Demolishing R.C.C. work manually/ by mechanical means including stacking of steel bars and disposal of unserviceable material within 50 metres lead as per direction of Engineer - in- charge.

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge. In cement mortar

Disposal of building rubbish / malba / similar unserviceable, dismantled or waste materials by mechanical means, including loading,transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved.

Cutting holes up to 15x15 cm in R.C.C. floors and roofs for passing drain pipe etc. and repairing the hole after insertion of drain pipe etc. with cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size), including finishing complete so as to make it leak proof.

Cutting holes up to 30x30 cm in walls including making good the same:With common burnt clay F.P.S. (non modular) bricks

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq. meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per directions of Engineer-In-Charge.

Providing and fixing panelled or panelled and glazed shutters for doors, windows and clerestory windows, including ISI marked S.S. butt hinges bright finished of required size with necessary screws, excluding panelling which will be paid for separately, all complete as per direction of Engineer-in-charge. Second class teak wood. 32 mm thick shutters

Providing and fixing panelling or panelling and glazing in panelled or panelled and glazed shutters for doors, windows and clerestory windows (Area of opening for panel inserts excluding portion inside grooves or rebates to be measured). Panelling for panelled or panelled and glazed shutters 25 mm to 40 mm thick : Second class teak wood

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed echanically wherever required including cleat angle, Aluminium snap beading for glazing / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fasteners to be paid for separately) : For fixed portion Powder coated aluminium (minimum thickness of powder coating 50 micron)

Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS: 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed echanically wherever required including cleat angle, Aluminium snap beading for glazing / paneling, C.P. brass / stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge. (Glazing, paneling and dash fasteners to be paid for separately) : For shutters of doors, windows & ventilators including providing and fixing hinges/ pivots and making provision for fixing of fittings wherever required including the cost of EPDM rubber / neoprene gasket required (Fittings shall be paid for separately) Powder coated aluminium (minimum thickness of powder coating 50 micron)

Providing and fixing 12 mm thick prelaminated particle board flat pressed three layer or graded wood particle board conforming to IS: 12823 Grade l Type ll, in panelling fixed in aluminum doors, windows shutters and partition frames with C.P. brass / stainless steel screws etc. complete as per architectural drawings and directions of Engineer-in-charge. Pre-laminated particle board with decorative lamination on both sides

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 5.50 mm thickness

Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete. Hot finished seamless type tubes

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. as required. In gratings, frames, guard bar, grill, sheet, ladder, railings, brackets, gates and similar works.

Steel reinforcement for R.C.C. work including straightening, cutting,bending, placing in position and binding all complete above plinth level.Thermo-Mechanically Treated bars of grade Fe-500 D or more.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand(zone-III) : 4 graded stone aggregate 20 mm nominal size)

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement :1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) : 3 graded stone aggregate 20 mm nominal size)

Brick work with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V level in all shapes and sizes in : Cement mortar 1:4 (1 Cement : 4 M sand )

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 floorV level Cement mortar 1:4 (1 Cement :4 M sand)

12 mm cement plaster of mix : 1:4 (1 cement: 4 m sand)

Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete

White washing with lime to give an even shade: Old work(two or more coats)

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.

Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound ) content. With water thinnable cement primer on wall surface having VOC content less than 50 grams/litre

Wall painting with Interior grade Emulsion Paint (M/s. Asian, "Royale") of superior stain resistance, teflon surface protector, enhanced Anti-microbal formula as per EN ISO 22196:2007 and having VOC (Volatile Organic Compound ) content less than 50 grams/ litre with roller finish of approved brand and manufacture, including applying additional coats wherever required to achieve even shade and color. Two coats (or) More coats.

Finishing walls with Premium Acrylic Smooth exterior paint with Silicone additives of required shade New work (Two or more coats applied @ 1.43 ltr/ 10 sqm. over and including priming coat of exterior primer applied @ 2.20 kg/ 10 sqm).

Painting with synthetic enamel paint, having VOC (Volatile Organic Compound) content less than 150 grams/ litre, of approved brand and manufacture, including applying additional coats wherever required to achieve even shade and colour. Two coats

Providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS: 15622, of approved make, in all colours and shades, laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand), including grouting the joints with white cement and matching pigments etc., complete. Size of Tile 800x800 mm

Providing and fixing wash basin with C.I. brackets, 15 mm C.P. brass pillar taps,32 mm C.P. brass waste of standard pattern, including painting of fittings and brackets, cutting and making good the walls wherever require : White Vitreous China Wash basin size 630x450 mm with a single 15 mm C.P. brass pillar tap.

Providing and fixing PTMT Waste Coupling for wash basin and sink, of approved quality and colour. Waste coupling 31 mm dia of 79 mm length and 62mm breadth weighing not less than 45gms.

Providing and fixing P.V.C. waste pipe for sink or wash basin including P.V.C. waste fittings complete. Semi rigid pipe 32 mm dia

Providing and fixing uplasticised PVC connection pipe with brass unions : 45 cm length. 15 mm nominal bore.

Providing and fixing C.P. brass angle valve for basin mixer and geyser points of approved quality conforming to IS:8931 a) 15 mm nominal bore. 15mm nominal bore.

Providing and fixing CP towel rail complete with brackets fixed to wooden cleats with CP brass screws with concealed fittings arrangement of approved quality and colour. 600 mm long towel rail with total length of 645 mm, width 78 mm and effective height of 88 mm, weighing not less than 190 gms.

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.

Providing and fixing 600x450 mm beveled edge mirror of superior glass (of approved quality) complete with 6 mm thick hard board ground fixed to wooden cleats with C.P. brass screws and washers complete.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, i/c fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and the cost of cutting chases and making good the same including testing of joints complete as per direction of Engineer in Charge. Concealed work, including cutting chases and making good the walls etc. 20 mm nominal outer dia Pipes

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, i/c fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and the cost of cutting chases and making good the same including testing of joints complete as per direction of Engineer in Charge. Concealed work, including cutting chases and making good the walls etc. 25 mm nominal outer dia Pipes

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

Making connection of drain or sewer line with existing manhole including breaking into and making good the walls, floors with cement concrete 1:2:4 mix (1 cement : 2 M sand : 4 graded stone aggregate 20 mm nominal size) cement plastered on both sides with cement mortar 1:3 (1 cement : 3 M sand), finished with a floating coat of neat cement and making necessary channels for the drain etc. complete : For pipes 100 to 250 mm diameter

Providing and fixing factory made uPVC white colour casement/ casement cum fixed glazed windows comprising of uPVC multichambered frame, sash and mullion (where ever required) extruded profiles duly reinforced with 1.60 ± 0.2 mm thick galvanized mild steel section made from roll forming process of required length (shape & size according to uPVC profile), uPVC extruded glazing beads of appropriate dimension, EPDM gasket, stainless steel (SS 304 grade) friction hinges, zinc alloy (white powder coated) casement handles, G.I fasteners 100 x 8 mm size for fixing frame to finished wall, plastic packers, plastic caps and necessary stainless steel screws etc. Profile of frame & sash shall be mitred cut and fusion welded at all corners, mullion (if required) shall be also fusion welded including drilling of holes for fixing hardware's and drainage of water etc. After fixing frame the gap between frame and adjacent finished wall shall be filled with weather proof silicon sealant over backer rod of required size and of approved quality, all complete as per approved drawing & direction of Engineer-in-Charge.(including Single / double glass panes and silicon sealent) Casement window single panel with S.S. friction hinges (300 x 19 x 1.9 mm), made of (small series) frame 47 x 50 mm & sash 47 x 68 mm both having wall thickness of 1.9 ± 0.2 mm and single glass pane glazing bead of appropriate dimension. (Area of window upto 1.20 sqm.) Make: :Fenesta ,LG , Wintech.

Providing and fixing factory made uPVC white colour sliding glazed window upto 1.50 m in height dimension comprising of uPVC multi-chambered frame with in-built roller track and sash extruded profiles duly reinforced with 1.60 ± 0.2 mm thick galvanized mild steel section made from roll forming process of required length (shape & size according to uPVC profile), appropriate dimension of uPVC extruded glazing beads and uPVC extruded interlocks, EPDM gasket, wool pile, zinc alloy (white powder coated) touch locks with hook, zinc alloy body with single nylon rollers (weight bearing capacity to be 40 kg), G.I fasteners 100 x 8 mm size for fixing frame to finished wall and necessary stainless steel screws etc. Profile of frame & sash shall be mitred cut and fusion welded at all corners, including drilling of holes for fixing hardware's and drainage of water etc. After fixing frame the gap between frame and adjacent finished wall shall be filled with weather proof silicon sealent over backer rod of required size, fixing of glazing of required size and of approved quality, all complete as per approved drawing & direction of Engineer-in-Charge. Note: For uPVC frame and sash extruded profiles minus 5% tolerance in dimension i.e. in depth & width of profile shall be acceptable. Three track three panels sliding window with fly proof S.S wire mesh made of (big series) frame 108 x 45 mm & sash 39 x 58 mm both having wall thickness of 1.00 ± 0.2 mm and single glazing bead / double glazing bead of appropriate dimension. (Area of window above 1.75 sqm).MAKE:Fenesta ,LG , Wintech .

Filling the gap in between Wooden window frame , Upvc window frame ,aluminium frame & adjacent RCC/ Brick/ Stone work by providing weather , waterproof polyurethane sealant over backer rod of approved quality as per architectural drawings and direction of Engineer-in-charge complete.Upto 5mm depth and 5 mm width

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 1 m x1 m x 400 micron, finished with 12 mm cement plaster 1:3 (1 cement : 3 coarse sand) and a coat of neat cement, rounding the edges and making and finishing the outlet complete.

Providing and laying APP (Atactic Polypropylene Polymer) modified prefabricated five layer, 3 mm thick water proofing membrane, black finished reinforced with glass fibre matt consisting of a coat of bitumen primer for bitumen membrane @ 0.40 litre/sqm by the same membrane manufactured of density at 25°C, 0.87 - 0.89 kg/litre and viscocity 70 - 160 cps. Over the primer coat the layer of membrane shall be laid using butane torch and sealing all joints etc., and preparing the surface complete. The vital physical and chemical parameters of the membrane shall be as under : Joint strength in longitudinal and transverse direction at 23°C as 350/300 N/5 cm. Tear strength in longitudinal and transverse direction as 60/80N. Softening point of membrane not less than 150°C. Cold flexibility shall be upto -2°C when tested in accordance with ASTM, D - 5147. The laying of membrane shall be got done through the authorised applicator of the manufacturer of membrane : 3 mm thick

Providing and Fixing 15 mm thick densified tegular edged eco friendly light weight calcium silicate false ceiling tiles of approved texture of size 595 x 595 mm in true horizontal level, suspended on inter locking metal grid of hot dipped galvanised steel sections (galvanising @ 120 grams per sqm including both side) consisting of main ‘T’ runner suitably spaced at joints to get required length and of size 24x38 mm made from 0.33 mm thick (minimum) sheet, spaced 1200 mm centre to centre, and cross “T” of size 24x28 mm made out of 0.33 mm (Minimum) sheet, 1200 mm long spaced between main’T’ at 600 mm centre to centre to form a grid of 1200x600 mm and secondary cross ‘T’ of length 600 mm and size 24 x28 mm made of 0.33 mm thick (Minimum) sheet to be inter locked at middle of the 1200x 600 mm panel to from grid of size 600x600 mm, resting on periphery walls /partitions on a Perimeter wall angle pre-coated steel of size(24x24X3000 mm made of 0.40 mm thick (minimum) sheet with the help of rawl plugs at 450 mm centre to centre with 25 mm long dry wall screws @ 230 mm interval and laying 15 mm thick densified edges calicum silicate ceiling tiles of approved texturein the grid, including, cutting/ making opening“for services likediffusers, grills, light fittings, fixtures, smoke detectors etc., whereverrequired. Main ‘T’ runners to be suspended from ceiling using G.I.slotted cleats of size 25x35x1.6 mm fixed to ceiling with 12.5 mmdia and 50 mm long dash fasteners, 4 mm G.I. adjustable rods withgalvanised steel level clips of size 85 x 30 x 0.8 mm, spaced at1200 mm centre to centre along main ‘T’, bottom exposed with 24mm of all Tsections shall be pre-painted with polyster baked paint,for all heights, as per specifications, drawings and as directed byEngineer-in-Charge. Make:Aerolite-Globe.

Providing and fixing of 12mm thick Bison Panel board with two side lamination for interior work, aluminum works. Work includes cutting the 12mm thick Bison Panel board to required size and shape to match the requirement of opening available at site of all sizes to suit site conditions as per the requirement of end user with all complete tools & plants, fixing with necessary screws & bolts, repairs, complete all as required and directed in all leads & lifts and all as directed by the Engineer-in-Charge.

Providing and fixing aluminium die cast body tubular type universal Hydraulic Heavy Duty Door Closer (Make: M/s. "DORMA" Model No. "TS 89F" or "M/s.GODREJ" Model No. "C752H" or M/s Httich model "9228765" (having brand logo with ISI, IS : 3564, embossed on the body, door weight upto 120 kg and door width upto 1100 mm) with necessary accessories and screws etc. complete.

Providing and fixing PVC floor Trap of Make: "Supreme" Size:- 110mm, Socket Type:- "S", Length:- 278mm, Depth of outlet:- 110mm & Height of Trap-118mm with necessary concrete bedding in floors with necessary cutting, placing, etc., complete all as required and directed by the Engineer-In-Charge

Providing and Fixing PVC - SWR pipes for sewer lines - Type :B of ISI: 13592 approved by CPWD specifications of approved make and quality with all necessary specials such as collars, elbows, tees, doors Y's, door T`s, Cowl, Shoe etc., using joining ring with solutions for necessary scaffolding etc., complete with all lead and lift as directed by the Engineer-in-charge. PVC pipe. 50mm dia.

Providing and Fixing PVC - SWR pipes for sewer lines - Type :B of ISI: 13592 approved by CPWD specifications of approved make and quality with all necessary specials such as collars, elbows, tees, doors Y's, door T`s, Cowl, Shoe etc., using joining ring with solutions for necessary scaffolding etc., complete with all lead and lift as directed by the Engineer-in-charge. PVC pipe. 160mm dia.

Providing and fixing color coated/ pre-painted galvalume(Make: "TATA" or "JSW" or equivalent (Aluminium 55%, Znl 43.4% at SI-1.6%) profile sheets of approved design, minimum thickness of 0.5mm having yield strength of 550 MPA, coating mass of AZ 150 g/m2 including all complete as per ASTM - A792M (or) IS:277. The sheet shall be fixed using self drilling /self tapping screws of size (5.5 x 55 mm) with EPDM seal, complete upto any pitch in horizontal/ vertical or curved surfaces, excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.

Supplying chemical emulsion in sealed containers including delivery as specified. Biflex/ Lindane emulsifiable concentrate of 50%

Diluting and injecting chemical emulsion for POST-CONSTRUCTIONAL antitermite treatment (excluding the cost of chemical emulsion) :Along the external wall below concrete or masonry apron using chemical emulsion @ 2.25 litres per linear metre including drilling and plugging holes etc.:With BiFlex/ Lindane E.C. 50% with 1% concentration

Diluting and injecting chemical emulsion for POST-CONSTRUCTIONAL antitermite treatment (excluding the cost of chemical emulsion) :Treatment of existing masonry using chemical emulsion @ one litre per hole at 300 mm interval including drilling holes at 45 degree and plugging them with cement mortar 1:2 (1 cement : 2 coarse sand) to the full depth of the hole :With BiFlex/ Lindane E.C. 50% with 1% concentration

Diluting and injecting chemical emulsion for POST-CONSTRUCTIONAL antitermite treatment (excluding the cost of chemical emulsion) : Treatment at points of contact of wood work by chemical emulsion Biflex/ Lindane (in oil or kerosene based solution) @ 0.5 litres per hole by drilling 6 mm dia holes at downward angle of 45 degree at 150 mm centre to centre and sealing the same.

Supply & Installation Acoustic Door - Door type Single: Door Wall opening:: Door Frame : Providing of 1st class hard wood frame of section 100 mm x 80 mm .Shutter: Providing of 70 mm thick size of the doo7 1000 mm X 2100mm shutter 12mm thick ply boards on either side, treated hard wood internal timber frame work of 100x 30 mm with minimum 50 mm infill of ceramic fibre/ micro wading polywool & 12mm Calcium Silicate Board ,1000 GSM density with reinforced FR silicate coating on both sides and faced with MDF/ plywood and extremely lipped with hardwood beading. Sealant is used to seal the gap. Door Accessories: Hinges,Door Closer Heavy,Door Lock,Door handle - Dorma Make

Supply and Installation of 124mm Drywall Partition with four layers of Anutone Tufbloc, square edge, Magnesia cement core panels of size 1200x2400x12mm, volume density 1000kgs/m3, weight 12kg/m2, installed by using Anutone Studd framework.The Anutone Studd framework system includes Anutone Studd FC72 Floor/Head channel, sectional thickness 0.55mm, length 3600mm, equal flanges of 32mm and web of 72mm fixed to the floor and soffit ceiling with suitable fasteners at 300mm staggered centers. Anutone Silica noise and fire rated silicon sealant to be caulked along the perimeter of the lining frame before fixing the Anutone Studd channels. Then Anutone Studd SC70 Channel, sectional thickness 0.55mm, length 3600mm, unequal flanges of 34/36mm and web of 70mm should be placed into the floor/head channel positioned vertically at 600mm centers. Extra reinforcement to be provided at openings (doors, windows, etc). Anutone Resilient Channels,thickness 2mm, are fastened horizontally to Anutone Studd SC70 @ 600mm centres on both the sides. Anutone SynthPF, thickness 50mm+25mm, width 600mm, is held in position with Stick S7 dab spots inbetween Studd and held in position with wiremesh (WireMesh not by Anutone). Anutone Tufbloc 1200X2400X12mm is fastened onto the Anutone Resilient Channel behind in staggered manner using self drilling (drill tip) fasteners at 300mm centers. 4mm gap should be maintained between boards on all sides. Another layer of Anutone Tufbloc 1200X2400X12mm is fastened onto the first layer of Anutone Tufbloc 12mm in staggered manner. 4mm gap should be maintained between boards on all sides. Repeat the process similarly on the other side of the framework to get 124mm thick partition system. 4mm gap between Tufbloc boards to be filled in full depth by using Anutone Seam kit as per given recommendations and guidelines. Installed partition system is then buffed, smoothed, cleaned, primered and roller paint finished with approved colour as per choice of architect. Technical Parameters Fire (Class) – 1 & P, Acoustics - STC 43, Thermal conductivity (W/mk)– 0.118, Climate (°C, RH) – 50, 95, Light reflectance (%) – Paint dependant ,Green (VoC, RC %) – Low, 30

Repairing the existing horizontal and vertical cracks by forming and cutting 'V' groove manually / mechanically in the outer/inner Surface of walls, cleaning the surface , providing and filling with Single part non shrink cementitious crack filler for plaster masonry and concrete cementations Renderoc CS /CF powder(Make: M/s. Fosroc Chemicals) mechanically by crack filling gap / manually etc, with necessary scaffolding in all leads & lefts etc, all as required with all necessary associated, repair, miscellaneous, repair,etc. to suit site condition and as per direction of Engineer in Charge.

M SELVAM

DEVVANAND GROUP

Four Square Agencies LLP