Repairs and Renovation of N-1 Quarter in HSL Colony

Providing and fixing double charger vitrified tiles of size 600X600mm of standard thickness with water absorption less than 0.08% and conforming to IS : 15622, of KAJARIA make or if necessitates equivalent approved make, in all colours and shades, laid on 20 mm thick cement mortar 1:4 (1 cement : 4 coarse sand) in flooring and 12 mm thick CM (1:3) in skirting, including grouting the joints with white cement and matching pigments etc. Quoted rate shall be including removal of old damaged tiles / existing flooring up to required thickness, preparation of the surface and the cost of Cement (PPC-Ramco, ACC, Ultratech, Nagarjuna & Jaypee) & all materials complete all as directed.

Providing and fixing 1st quality anti-skid floor tiles in toilets & wash rooms of 10mm thick (edge cut) conforming to IS : 15622, of KAJARIA make or if necessitates equivalent approved make in all colours and shades, laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand), including pointing the joints with white cement and matching pigments etc., Quoted rate shall be including removal of old damaged tiles / existing flooring up to required thickness, preparation of the surface and the cost of Cement (PPC-Ramco, ACC, Ultratech, Nagarjuna & Jaypee) & all materials complete all as directed.

Providing and fixing 1st quality, up to 10 mm thick (edge cut) Ceramic Glazed tiles in skirting & dados conforming to IS : 15622, of KAJARIA make or if necessitates equivalent approved make, in all colours and shades, laid on 12mm thick cement mortar 1:3 (1 cement : 3 coarse sand) and jointing with grey cement slurry @ 3.3 kg per sqm, including pointing in white cement mixed with pigment of matching shade. Quoted rate shall be including removal of old damaged tiles / existing flooring up to required thickness, preparation of the surface and the cost of Cement (PPC-Ramco, ACC, Ultratech, Nagarjuna & Jaypee) & all materials complete all as directed.

Provide and lay water proofing treatment consisting of: (i) removing the existing bituinous tar sheet (ii) removing the any top layer of concrete if there below the bituinous sheet upto original slab top level and cleaning of roof slab (ii) Repairing of all surface cracks wider than 3mm with polymer modified mortar prepared with Sikatop 77 acrylic polymer. (iii) Providing and laying cement plaster in CM 1:6 (where ever required to cover the undulations of slab surface) duly admixed with Sika Plastocrete Super @ 0.2% by weight of cement, over a bond coat of Sika Latex Cement Slurry to make the surface smooth and even (iv) Application of priming coat of compatible bituminous primer Sika WP Shield Primer W @ 0.300 kg per sqm over the cleaned and prepared roof surface complete as per satisfaction of the Engineer-in-Charge. (v) Providing and laying STP(Shalimar) or Sika Atactic Polypropylene Polymer (APP) modified five layer prefabricated waterproofing membrane with thermal fusible properties on both side and having minimum thickness of 3.0mm and unit weight not less than 4.0 kg/sqm reinforced with non woven spun bonded polyester reinforcement @ 160 gm / sqm, <-50C cold flexibility. The layer of the membrane shall be laid using butane torch and sealing all joints properly, leaving no bare edge or end of APP membrane and finishing the surface with trowel or otherwise to obtain a uniform surface. The minimum side lap and end lap shall be kept at 75mm and 100 mm respectively. The laying of membrane shall be got done through the authorised applicator of the manufacturer of membrane and membrane shall be laid over a coat of bituminous primer @ 0.300 kg./ltr per sqm made by the same membrane manufacture after necessary surface preparatory works such as cleaning the surface thoroughly, shaping mouths of outlets including cutting grooves (50mm x 50mm) in parapet and inserting edge of membrane and mending good damages by sand cement mortar (1:4) and shall be finished in all respect as per direction of Engineer-in-Charge. (v) Applying two coats of aluminium paint over the surface to protect from sun rays etc., complete

Applying two coats of dampproof protect layer with Fosguard of fosroc make to the damaged areas of walls as per the directions of engineers incharge etc., Complete all as directed.

Providing sal / igisha wood work in frames of doors and other frames, wrought framed, wooden rafters and fixed in position etc., complete

Providing 40x5 mm flat iron hold fast 40 cm long including fixing to frame with 10 mm diameter bolts, nuts and wooden plugs and embedding in cement concrete block 30x10x15cm 1:3:6 mix (1 cement : 3 coarse sand : 6 graded stone aggregate 20mm nominal size)

Providing and fixing 35 mm thick panelled doors of second class teak wood with anodised aluminum butt hinges of required size with necessary screws etc., complete (over all area of door shutter is to be measured).

Drilling of 16mm dia, up to 200mm deep holes using mechanically operated, hammer drilled diamond core cutting machine in RCC beams, lintels, columns and slabs to introduce steel bars for sunshades/ balconies including fixing the steel bars in position using grouting Lock Fix of Fosrac make or equivalent but excluding the cost of reinforcement (If required, welding is to be done to the existing reinforcement)

Taking out existing wooden door shutters and cutting to required length for laying floor tiles and refixing of repaired door shutters to existing door frames, including replacement of old butt hinges with screws, etc. as required, all complete as per the direction of the Engineer-in-charge.

Removing old paint by machine scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. including necessary scaffolding and staging where ever required etc., complete all as directed.

Chipping of unsound/weak concrete material from sunshades & chajjas etc. with manual Chisel and/ or by standard power driven percussion type or of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed concrete surface and disposal of debris for all lead and lifts all complete as per direction of Engineer-In-Charge

Cleaning of reinforcement from rust from the reinforcing bars to give it a total rust free steel surface by using alkaline chemical rust remover of approved make with paint brush and removing loose particles etc., complete all as directed.

Supply and apply the NitoZinc primer of fosroc make to the existing prepared surface of reinforcing bars to protect from corrosion complete all as directed.

Providing building up of isolated damaged portions in coloumns, sunshades, ceilings etc., whereever required using polymer modified cementations mortar with cement sand ratio 1:3 using Nito bond SBR/ approved equivalent at the rate of 7lts/ bag of cement to an minimum thickness of 25 mm to 50 mm over the primed surface usisng Nito bond SBR in 1:1:3 by volume (Nitobond SBR :water: cement) after cleaning the rust on existing reinforcement and applying red oxid paint. Repair mortar has to be applied before priming coat dries, if the bonding compound dried it should be re- coated) and curing the repair mortar after competion of repair work with Nito bond AR (1 part of water by volume) as a curing membarance at a coverage of 8-10 Sq.m / lit cost including scaffolding & staging work up to 10 M height and wherever necessary, all complete as specified and directed by the engineer in charge.

Pressure grouting in to the masonary wall/base slab of existing building by drilling the holes and grouting the mixture of Fosroc chemicals like cebex 100, nitto bond SBR or nitto bond AR and conplast 4211c with suitable proportions as per manfacture specifications and then seal the pocket by using Renderoc plug matarial complete all as directed by the engineer.

Providing cleaning and required cuttings, polishing to existing black Granite kitchen platforms upto required shining without daaging the platform etc., complete.

Providing and fixing 6 mm thick frame less beveled edge mirror of superior glass of approved quality of saint gobin / modi gaurd complete using stain less steel studs including all accessories etc., complete

Providing plain cement concrete 1:2:4 nominal mix using 20 mm graded crushed granite aggregate including mixing, depositing in position, tampering, finishing, curing including all materials & labbour etc., complete all as directed.

Structural steel work welded in built up sections / framed work in structural ladder railings, brackets, gates and any other works, including cutting, hoisting, welding, fixing in position and applying a priming coat of approved steel primer and aluminum paint of two coats etc., complete

Supply & fixing netlon mosquito mesh removable type of velcro type to windows and where ever required including supply and fixing of wooden beeding of required size etc., complte

Supply and fixing of pre coated, Trapezoidal profiled Galvalume Roofing sheets (Size, shape and pitch of corrugation as approved by Engineer-in-charge), 0.50 mm total coated thickness (TCT) Zinc Aluminium alloy coating AZ 150 as per IS:277/ASTM 1379 in 550 Mpa steel grade, painted with Silicon Modified Polyster 18-22 microns on top 5-8 microns Epoxy primer at bottom side of the sheet from Jindal / Tata Blue Scope / Bushan Steel .The sheet shall be fixed using self drilling / self tapping screws @ 500MM c/c along the length of purlins and where ever specified by engineer of size (5.5X55mm) with EPDM seal of make CORRO SHIELD /BUILTEX/ HILTI. (Quoted rate shall inclusive of End & side laps of sheet, tape sealer end closures, removal and disposal to outside the colony premises of old damaged AC sheets etc., and handed over the good conditioned AC sheets to Dept and fill the Gaps (top of wall) with CM(1:5) and make it finished surface inside and outside the top of walls including cement and labour etc.,) complete all as directed.

Disposal of debries, excavated earth, dismantelled materials, wooden scrap, garbage and rubbish outside the HSL premises to private dumping yard up to 20Km lead (not to dump in HSL colony dumping area & surrounding areas ) it is the resposibility of the firm to ensure no objection shall be raised by municipal authorities / from any body. If any dispute arises the agency has to sort out at their own risk etc., complete all as directed