NON STRUCTURAL REPAIRS AND ALLIED WORKS SERVICES FOR CERTAIN MD ACCN AND OTM ACCN AT DOLPHIN HILLS UNDER AGE B/R-III OF GE (NB), VISAKHAPATNAM

Amount

M&L for dismantling and taking down existing loose/ spalling/ unsound/ weaken concrete, unserviceable plaster from RCC components of any description and in any position until sound cocncrete substrate is obtained by chisel and hammer or using robust pneumatic chisel, hand tools including cutting of all edges, making square shoulders of the aperture, coarsen the smooth surfaces including necesary preparation of surfaces and cleaning the surface free from dust and debris etc. to ensure maximum bonding between the substrate and coating system including removing of all debris to a distance exceeding 1.5 Km but not exc. 5 Km complete all as per manufacturer's instructions, as specified and as directed.

M&L for providing two component solvent free epoxy bonding agent [TM Bond EP of Thermax or equivalent chemical in makes specified herein after in Particular Specifications] mixed and applied on concrete surfaces at the rate of 2 Sqm per Litre, having mix density of 1.45 to 1.5 kg/ Litre, Compressive strength (BS 6319 Part-2) - 40 N/mm2 at 7 days, Flextural strength (BS 6319 Part-3) - 25 N/ mm2 at 7 days, Tensile strength (BS 6319 Part-7)- 15 N/ mm2 at 7 days, Bond strength (ASTM C 881) - 11 N/mm2 at 7 days, having an overlay time of 6 hrs at 30°C complete all as per manufacturer's instructions, as specified and as directed.

M&L for treating the existing pipe penetrations using free flowing, high strength, non-shrink, cementitious precision grout [Maxgrout 60 of Thermax Ltd. or equivalent chemical in makes specified herein after in Particular Specifications] with blend of Portland cement, graded fillers and chemical additives which impart controlled expansion in the plastic statemixed and applied to achieve compressive strength of 60 N/mm2 at 28 days, flexural strength of 9 N/mm2 @ 28 days, pullout bond strength of 15 N/mm 2 @ 28 days, fresh wet density of the mixed grout 2225 kg/m3, young's modulus of 28 kN/mm2, including flashing the area using solvent based UV resistant polyurethane based waterproofing material having minimum tensile strength on 4 N/mm2 and minimum elongation of 800% complete all as per manufacturer's instructructions, as specified and as directed.

M&L for cleaning the existing rusted reinforcement bars with wire brush/rotary wire brush to make surface free from rust scales, loose material, dirt, etc. including providing and applying two coats of alkaline rust converting primer [Maxcure RR of THERMAX or equivalent chemical in makes specified herein after in Particular Specifications] with brush and complete wetting of rusted metal surface and allowed to react for 16-24 hours to form a protective white layer which will protect further corrosion of metal / steel for about 5-7 days complete all as per manufacturer's instructions, as specified and as directed.

M&L for providing 10 mm thick single component chloride free thixotropic fibre reinforced polymer modified repair mortar with alkali resistant synthetic fibres [BS 5F of Thermax or equivalent chemical in makes specified herein after in Particular Specifications] having specific gravity of 1.025 to 1.04, minimum 43% solid contents as per BS 6319 applied on RCC surfaces like Beam/ column, slab, etc. in any position with flexural strength of 7 N/mm2 @ 7 days meeting as per ASTM C 348 , tensile strength @ 7days > 3 N/mm2 as per ASTM C 307, compressive strength of 45 Mpa @ 28 days, Adhesion bond strength > 2 N/mm2, Creep Strain Reduction - 10% including necessary mixing of cement and sand for achieving required finish complete all as per manufacturer's instructructions, as specified and as directed.

M&L for providing 20 mm thick single component chloride free thixotropic fibre reinforced polymer modified repair mortar with alkali resistant synthetic fibres [BS 5F of Thermax / ] having specific gravity of 1.025 to 1.04, minimum 43% solid contents as per BS 6319 applied on RCC surfaces like Beam/ column, slab, etc. in any position with flexural strength of 7 N/mm2 @ 7 days meeting as per ASTM C 348 , tensile strength @ 7days > 3 N/mm2 as per ASTM C 307, compressive strength of 45 Mpa @ 28 days, Adhesion bond strength > 2 N/mm2, Creep Strain Reduction - 10% including necessary mixing of cement and sand for achieving required finish complete all as per manufacturer's instructructions, as specified and as directed.

M&L for 40mm average thick corrosion resistant, non shrinkable, rheoplastic, high strength cementitious micro concrete [BS 66 MuCis of THERMAX or equivalent chemical in makes specified herein after in Particular Specifications] mixed and applied on RCC surfaces such as Beams/ Slabs/ Chajjas/ Facias etc. to achive compressive strength - 65 N/mm2 @ 28 days, Tensile strength 2.0 N/mm2 @ 28 days, Flextural strength 10N/sqmm @ 28 days as per BS 4551, Young's modulus - 25 KN/mm2 as per ASTM D 469 complete all as per manufacturer's instructions, as specified and as directed.

M&L for cutting “V” groove along the existing cracks on RCC walls/ ceilings/ columns/ beams/ floor/ bricks to a size not less than 10mm wide and 30mm deep or upto the extent of crack using electricity operated angle grinder with diamond concrete saw blade and cleaning the cut surfaces by air blower including sealing the cut portion with solvent free, three component compound, Epoxy resin based putty, based on epoxy resins, graded fillers and thixotropic agents with adjustable consistency [Maxtreat EPG of Thermax or equivalent chemical in makes specified herein after in Particular Specifications ], mixed and applied/ filled directly into cracks, blow holes, etc. complete all as per manufacturer's instructions, as specified and as directed.

M&L for providing 3 coats of Single component cementitious waterproofing membrane [Tecnoseal V1 of Thermax or equivalent chemical in makes specified herein after in Particular Specifications], for use in negative hydrostatic pressure on concrete surface having adhesion to substrate of 1.3 Mpa after 28 days, elasticity modulus of 14000 - 16000 N/mm2 after 28 days and average water/ powder demand of 0.24 to 0.26 for fluid consistency complete all as per manufacturer's instructructions, as specified and as directed.

M&L for providing 2 coats of elastomeric exterior acrylic waterproofing system [Maxshield Wallkot of Thermax or equivalent chemical in makes specified herein after in Particular Specifications], based on high quality acrylic emulsion, functional filler, sunlight stable pigment and quality fungicides, liquid applied on walls, pillasters, etc. with crack bridging ability, breathability, flexibility & exterior durability and resistance to micro-organism growth, covering of hairline cracks up to 0.5 mm, crack bridging ability up to 2 mm width having elongation at break of approx. 220 %, tensile strength of 0.7 Mpa, hardness shore ‘A’ scale of 80, adhesion strength of 3.4 Mpa, UV resistant, algae & fungus resistant, water vapor permeability of 40 gm/m²/day complete all as per manufacturer's instructructions, as specified and as directed.

M&L for providing 2 coats of Water Based Acrylic Polymer Primer cum Sealer Coating [T guard WBP of Thermax or equivalent chemical in makes specified herein after in Particular Specifications] on external concrete & masonary surfaces, new or old for resistance to aggressive agents like atmospheric gases, carbon dioxide, chloride ions, sulphates, oxygen and water, cracks, UV rays and rain, efflorescence and lime blooming after proper surface Preparation, cleaning of dust, dirt, etc., 260-280 microns DFT (Density Function Theory) and at 200 microns WFT ( Water Function Theory) complete all as per manufacturer's instructructions, as specified and as directed.

NOTES FOR SERIAL ITEM No. 01 TO 11: [a] The rate quoted for respective items shall be deemed to be inclusive of all material, labour, expert supervision, Tools, Plant, Safety measures like safety belts, ropes, helmets, netting etc. required to work upto G+3 floor height as per site requirement and providing double scaffolding and as required and removal of the same on completion of the repairs and disposal and depositing the demolished material outside MD land complete all as specified and as directed. [b] The Structural repair works shall be got executed directly by the Manufacturer or through their authorised applicator. The contractor shall obtain a written guarantee for the effectiveness of the structural repairs carried out to the Buildings from the manufacturer and shall be submitted to GE for record before claiming payment. The manufacturer shall also certify that the structural repairs to the Buildings have been carried out as per the standard engineering practices and also certify the strength and serviceability of the Buildings. [c] The rates quoted shall be deemed to include all necessary form work required for providing concrete/ mortar for rebuilding the damaged RCC members.

Use and removal of steel formwork to sides and soffits of floor or roof beams, beam launchings, girders, bressummers, lintels, cantilevers, shelves including supports, overhangs, etc, splays between floors and beams and similar works for rough finished surfaces of concrete complete all as specified and as directed.

Use and removal of steel formwork [Plain ] to faces of fins,facias,louvers, parapets and staircase railings and similar work vertical or to batter for ROUGH finished surfaces of concrete complete all as specified.

Use and removal of steel formwork to sides of pillars, posts, struts, piers, columns and stanchions of any shape / cross section for rough finished surfaces of concrete complete all as specified and as directed.

S & F Reinforcement using High Strength Corrosion Resistant Deformed TMT Bars of Grade Fe–500D of 6mm to 8mm dia, cut to length, bent to shape required including cranking, bending, spirally for hooping, hooking ends and binding with annealed mild steel wire not less than 0.9mm dia or securing with clips or welded complete all as specified and as directed.

M & L for Welding in repairs exceeding 2.5cm but not exceeding 5cm in length and thickness of metal welded exceeding 6mm and not exceeding 9mm complete all as specified and as directed.

S & F Reinforcement using High Strength Corrosion Resistant Deformed TMT Bars of Grade Fe–500D of 10mm dia and over, cut to length, bent to shape required including cranking, bending, spirally for hooping, hooking ends and binding with annealed mild steel wire not less than 0.9mm dia or securing with clips or welded complete all as specified and as directed.

M & L for Welding in repairs exceeding 2.5cm but not exceeding 5cm in length and thickness of metal welded exceeding 9mm and not exceeding 20mm complete all as specified and as directed.

M & L for RCC M-30 Design Mix, using 20mm graded stone aggregate as in Columns, pillars, piers, posts and struts etc. complete all as specified.

M & L for RCC M-30 Design Mix, using 20mm graded stone aggregate as in Parapets, Facias & Fins etc. complete all as specified and as directed.

M & L for RCC M-30 Design Mix, using 20mm graded stone aggregate as in Chajjas and the like complete all as specified and as directed.

M & L for RCC M-30 Design Mix, using 20mm graded stone aggregate as in Beams, cantilevers, bressummers, lintels etc. complete all as specified.

M & L for One coat of white wash on old decorated surfaces of wall including necessary preparation by brooming down or steel wire brushing complete all as specified and as directed.

M & L for One coat of white wash on old decorated surfaces of ceiling including necessary preparation by brooming down or steel wire brushing complete all as specified and as directed.

M & L for washing, rubbing down and stopping of distempered and painted surfaces of walls and applying one coat of Acrylic Washable Distemper on wall surfaces by using auto roller/ airless sprayer complete all as specified and as directed. Note:- The contractor shall carryout Distempering works under subject work through the Authorised Applicator of the manufacturer only. The lowest bidder shall submit MoU from manufacturer to provide technical support and trained persons for carrying out Distempering & allied works through their authorised applicators before commencement of the work to GE for approval.

M & L for One coat of Weather Proof Exterior Emulsion Paint [100% Acrylic] by using auto roller/ airless sprayer on old painted Walls/ ceilings, pillasters, bands, borders, soffits of chajjas and projections including necessary preparation of surfaces by using vaccume based sanding machine complete all as specified and as directed. Notes:- (a) The contractor shall carryout Weather proof Exterior Emulsion Painting under subject work through the Authorised Applicator of the manufacturer only. The lowest bidder shall submit MoU from manufacturer to provide technical support and trained persons for carrying out Weather proof Exterior Emulsion Painting through their authorised applicators before commencement of the work to GE for approval. (b) The work shall be carried out up to G+10 Storey height and the rate quoted is deemed to be including providing double scaffolding and safety measures as required and removal of the same on completion complete all as specified and as directed. Nothing shall be paid extra on this account.

Taking down Cement Plaster of any description on brick or stone walls or concrete surfaces, ceiling surfaces etc including raking out joints, hacking for key scrubbing down with water etc and removing rubbish to a distance exceeding 1.50 KM but not exceeding 5.0 KM complete all as specified and as directed.

M & L for rendering 5mm thick in cement mortar 1:4 including mixing water proofing compound as per manufacturers instructions over a backing coat of 10mm thick in CM 1:6 on concrete or brick masonry surfaces and finishing the top surface even and smooth without using extra cement complete all as specified and as directed. Note: Water proofing compound will be measured and paid separately.

Supply only integral water proofing compound [ISI marked] of approved make.

M & L for rendering 5 mm thick in Cement Mortar 1:3 on concrete surface of ceiling surfaces finished even and smooth without using extra cement complete all as specified and as directed.

M & L for preparing newly plastered ceiling surfaces and applying three coats of white washing complete all as specified and as directed.

M&L for complete removal of existing treatment by scrapping with machnical wall sander (having mechanical vacuum mechanism) having RPM not less than 1500, sanding pad of 80 Grit having dia of 7"/9" to make the surface free from dust, loose paint etc. by skilled labour complete all as directed.

M & L for Two coats of Weather Proof Exterior Emulsion Paint [100% Acrylic] by using auto roller/ airless sprayer over a Coat of Exterior Primer over two or more coats of Cement based Wall Care Putty [primer and putty shall be of same manufacturer as that of exterior emulsion paint] by using multipurpose mixture for proper mixing of putty and putty sprayer for application of putty on newly plastered walls/ ceiling, pillasters, bands, borders, soffits of chajjas and projections including rubbing with sand paper to obtain a smooth surface complete all as specified and as directed. Note:- The contractor shall carryout Exterior Emulsion Painting and allied works under subject work through the Authorised Applicator of the manufacturer only. The lowest bidder shall submit MoU from manufacturer to provide technical support and trained persons for carrying out Distempering through their authorised applicators before commencement of the work to GE for approval.

M&L for Rendering 10 mm thick rcc concrete surfaces in cement mortar 1:4 and finished even and smooth with out using extra cement complete all as specified and as directed.

M & L for preparing newly plastered wall surfaces by using vaccume based sanding machine and applying two coats of Acrylic washable Distemper by using auto roller/airless sprayer, over a coat of alkali resistant primer on ceiling over 1mm thick Cement based Wall Care Putty on walls by using multipurpose mixture for proper mixing of putty and putty sprayer for application of putty including rubbing with sand paper to obtain a smooth surface and making good any undulations on the surfaces complete all as specified and as directed. Note:- The contractor shall carryout Distempering & allied works under subject work through the Authorised Applicator of the manufacturer only. The lowest bidder shall submit MoU from manufacturer to provide technical support and trained persons for carrying out Distempering & allied works through their authorised applicators before commencement of the work to GE for approval.

M & L for one coat of aluminium paint on old painted steel surfaces over 10cm width or girth including preparation of surfaces complete all as specified and as directed.

Dismantling of Plain or Corrugated Steel sheeting of any gauge, thickness of roof in roof coverings, complete all as specified and as directed.

S & F in repairs Plain Aluminium Sheet Alloy 31000 H4 as in covering for crumple joint and straight flashing of 0.71 mm thick complete all as specified and as directed.

S & F 110mm bore PVC [SWR] pipes single socketed, in any length with rubber ring joints, fixed to walls including necessary brackets, clamps as in rain water down pipes including taking up / down unserviceable / cracked rain water pipes including taking out joints of any type complete all as specified and as directed.

S & F 110 mm bore UPVC [SWR] bends, any radius including jointing with solvent cement complete all as specified and as directed.

Dismantling of Mild Steel or Wrought Iron Work of any description not otherwise provided for complete all as specified and as directed.

S & F in repairs Mild Steel work conforming to Fe - 290, Grade E-165 as in Hand Rails, half round or other stock section or core for wooden hand-rail straight portion, drilled and countersunk for Balusters Running Bars, for Doors, Balusters, Nosing to Steps including embedding in concrete and screwing etc., Wind Ties for roof including securing bolts, Posts and Struts in Fencing including cutting tops to shape as directed, bending to shape, notching for wire, drilling holes or as in flat iron fillets [for securing wire mesh and barbed wire etc.] including all necessary drilling, bolting or riveting, etc. and similar work complete all as specified and directed.

M & L for two coats of Synthetic Enamel paint over one coat of Red Oxide / Zinc Chrome Primer on new steel surfaces over 10cm width or girth including preparation of surfaces complete all as specified and as directed.

Dismantling of Floor, Hearth or Wall Tiling of any description including Cement Mortar bedding [but not backing] and removing serviceable tiles to the stores and removing rubbish / debris to a distance exceeding 1.50 KM but not exceeding 5.0 KM complete all as specified and as directed.

M & L for 25 mm average thick PCC 1:2:4, Type B-0, using 12.5mm graded aggregate as in levelling course over sub base, surface finished even and fair to receive topping layer complete all as specified and as directed.

M & L for Vitrified Tiles, Double Charged, Coloured, light shade, Premium Quality, of size not exceeding 0.36 Sq.m, 10 mm thick as in Floors, set and jointed in cement slurry and pointed flush using polymer based cementitious tiling joint filler to match the shade of the tile including screed bed or bedding layer of mortar 15 mm thick in Cement Mortar 1:4 complete all as specified and as directed. Note: The colour / shade / design of tiles shall be as approved by GE.

M & L for Vitrified Tiles, Double Charged, Coloured, Premium Quality, of size not exceeding 0.36 Sq.m, 10 mm thick as in Skirting and Dado, set and jointed in cement slurry and pointed flush using polymer based cementitious tiling joint filler to match the shade of the tile over backing coat of 10mm thick in Cement Mortar 1:3 complete all as specified and as directed. Note: The colour / shade / design of tiles shall be as approved by GE.

M & L for Non Skid Ceramic Tiles, Joint Free, Coloured, Premium Quality of size exceeding 0.06 Sq.m and not exceeding 0.11 Sq.m, 7 to 8 mm thick [Square or Rectangular] as in Floors etc, set and jointed in neat cement slurry and pointed flush using polymer based cementitious tiling joint filler to match the shade of the tile including screed bed or bedding layer of mortar 15 mm thick in Cement Mortar 1:4 complete all as specified and as directed. Note: The colour / shade / design of tiles shall be as approved by GE.

M & L for Non Skid Ceramic Tiles, Joint Free, Coloured, Premium Quality of size exceeding 0.11 Sq.m and not exceeding 0.18 Sq.m, 7 to 8 mm thick [Square or Rectangular] as in Floors etc, set and jointed in neat cement slurry and pointed flush using polymer based cementitious tiling joint filler to match the shade of the tile including screed bed or bedding layer of mortar 15 mm thick in Cement Mortar 1:4 complete all as specified and as directed. Note: The colour / shade / design of tiles shall be as approved by GE.

M & L for Joint Free Glazed Ceramic Tiles, Edge Cut, Concept Type, Coloured, Premium Quality, of size 450 mm X 300 mm, 7 to 8 mm thick as in Vertical Surfaces such as Skirting, Dado etc set and jointed in neat cement slurry and pointed flush using polymer based cementitious tiling joint filler to match the shade of the tile over backing coat of 10mm thick in Cement Mortar 1:3 complete all as specified and as directed. The colour / shade / design of tiles shall be as approved by GE.

M & L for Joint Free Glazed Ceramic Tiles, Edge Cut, Concept Type, Coloured, Premium Quality, of size 300 mm X 200 mm, 7 to 8 mm thick as in Vertical Surfaces such as Skirting, Dado etc set and jointed in neat cement slurry and pointed flush using polymer based cementitious tiling joint filler to match the shade of the tile over backing coat of 10mm thick in Cement Mortar 1:3 complete all as specified and as directed. Note: The colour / shade / design of tiles shall be as approved by GE.

Demolition of Unreinforced Cement Concrete of any description and in any position not otherwise specifically provided for and removing rubbish to a distance exceeding 1.5 KM and not exceeding 1.5 KM complete all as specified and as directed.

Demolition of Stone Slab laid, bedded and pointed in Cement Mortar of any thickness and removing serviceable tiles to the stores and removing rubbish / debris to a distance not exceeding 1.50 KM complete all as specified and as directed.

M & L for Kota Stone Slabs of 20 to 25 mm thick as in Floors, Treads of Steps, Window Cills, Cooking Platform etc. with machine cut edges, including diagonals, inlays, borders, margins in two or more colours / shades, designs / patterns of stone slabs, set and bedded with Grey Cement [slurry] and jointed and pointed with grey cement slurry mixed with a admixture of pigment to match shade of Slabs, rubbing and grinding with mechanical equipment fitted with suitable grit size corborundum stones and polishing with Oxalic Acid to smooth, bright mirror finish including screed bed or bedding layer of mortar 20 mm thick in Cement Mortar 1:4 complete all as specified and as directed.

M & L for Kota Stone Slabs of 20 to 25 mm thick as in Skirting, Dado, Risers of Steps, Jambs, Pillars etc. with machine cut edges, including diagonals, inlays, borders, margins in two or more colours / shades, designs / patterns of stone slabs, set and bedded with Grey Cement [slurry] and jointed and pointed with grey cement slurry mixed with a admixture of pigment to match shade of Slabs, rubbing and grinding with mechanical equipment fitted with suitable grit size corborundum stones and polishing with Oxalic Acid to smooth, bright mirror finish over backing coat of 10mm thick in Cement Mortar 1:3 complete all as specified and as directed. Note: Single stone slab shall be used for entire height of skirting / dado / risers and joints shall match with the flooring.

M & L for Granite Stone Slabs of 18 to 20 mm thick of Colour Mexican Red / Ruby Red / Z Black / Pearl Black as in Floors, Treads of Steps, Window Cills, Cooking Platform etc., and the like with machine cut edges, Table rubbed and prepolished to smooth mirror finish all to required sizes, granite stone slabs shall be of design / pattern as directed, including inlays, borders, margins in two or more colours / shades, designs / patterns of stone slabs, set and bedded with grey cement [slurry] and jointed and pointed flush using polymer based cementitious tiling joint filler to match the shade of the Granite Slabs including screed bed or bedding layer of mortar 20 mm thick in Cement Mortar 1:4 complete all as specified and as directed. Note: Single stone slab shall be used for entire Width and Length of Steps, Window Cills, Cooking Platform etc. and joints shall match with the flooring. The projected and exposed edges of slabs shall be bull nosed / half rounded. The edges of the treads and landings shall be provided with three Nos of grooves.

M & L for Marble Stone Slabs of 18 to 20 mm thick of Colour Makarana White / Makarana Doogri Adanga / Black Zebra Bhainsalana as in Floors, Treads of Steps, Window Cills, Cooking Platform etc. with machine cut edges, Marble stone slabs shall be of design / pattern as directed, including diagonals, inlays, borders, margins in two or more colours / shades, designs / patterns of stone slabs, set and bedded with White Cement [slurry] and jointed and pointed with white cement slurry mixed with a admixture of pigment to match shade of Marble Slabs, rubbing and grinding with mechanical equipment fitted with suitable grit size corborundum stones and polishing with Oxalic Acid to smooth, bright mirror finish including screed bed or bedding layer of mortar 20 mm thick in Cement Mortar 1:4 complete all as specified and as directed.

M & L for filling polymer modified non shrinking slurry with CEBEX 100 (Fosroc) chemical for sunken floors for toilets by drilling holes to a depth of 60mm by 20mm dia at 1 mtr interval and applying 2mm thick brush bond over the concrete syrfaces by mixing acrylic emulsion NITO BOND BB with brush bond powder and water and testing the same for 48 hours with complete filling with in the sunken floor as per the manufacturer's instruction and technical specification complete all as specified and as directed (Make: M/S Fosroc or M/s. Sika India Pvt. Ltd. or M/s. STP Ltd. or M/s. Choksey Chemicals Pvt. Ltd. or M/s Bostik India Pvt. Ltd.) complete all as specified and as directed.

M & L for applying 2mm thick brush bond over the concrete /Plastered surfaces by mixing acrylic emulsion NITO BOND BB with brush bond powder and water and testing the same for 48 hours with complete filling with in the sunken floor as per the manufacturer's instruction and technical specification complete all as specified and as directed (Make: M/S Fosroc or M/s. Sika India Pvt. Ltd. or M/s. STP Ltd. or M/s. Choksey Chemicals Pvt. Ltd. or M/s Bostik India Pvt. Ltd.) complete all as specified and as directed.

M&L for Providing light weight AAC block bats concrete 1:3:6 mix (1 part of cement : 3 parts of coarse sand : 6 parts of AAC block bats of size 40-60 mm) mixed with approved water proofing compound as per manufacturer's instructions, as in filling in sunken floors, well rammed and compacted as required complete all as specified and as directed. Notes:- [a] The AAC block bats shall conform to relevant IS and all necessary tests shall be carried before incorporating the same in the work. [b] Care shall be taken prior to filling, that all pipes passing through sunken portion are pressure tested by maintaining pressure for 24 hours and junctions of pipes passing through walls, slabs are well grouted and sealed. Necessary testing shall be carried out by ponding water for required depth and maintaining continuously B141for 72 hours and any leakage found shall be immediately rectified without any extra cost. [c] Rate quoted by the contractor shall be deemed to include for the cost of working at all levels, leads and heights. [d] Water proofing concrete shall be measured and paid separately at supply only rate under relevant item of this BoQ.

M & L for 40 mm thick PCC 1:2:4, Type B-1, using 20mm graded aggregate mi as in Flooring mixed with water proofing compound as per manufacturer's instructions surface finished even and smooth without using extra cement complete all as specified and directed. Note: WPC sall be measured and paid seperately at supply ony rate under revelent item of this BoQ.

S & F in repairs UPVC Pipe of 50 mm bore, of pressure rating 10 KGf / Sq.cm including all fittings such as bends, tees, short pieces, connectors, elbows, reducers, sockets etc and fixed to walls, ceiling, and laid on floors including testing complete all as specified and as directed.

S & F in repairs PVC [SWR] Floor Trap, 75mm dia outlet, plain with grating including jointing with solvent cement complete all as specified and as directed.

S & F in repairs Vitreous China Ware Wash Hand Basin, White, Flat Back of size 550 mm X 400 mm including brass chromium plated waste fittings with long screw shanks and fly nuts, flange end bedded in red led cement and other end fixed, rubber plug with rings including CI Brackets, cutting for and pinning in ends of brackets or erecting strand, 32mm bore PVC flexible waste pipe, PVC Connection of PTMT complete all as specified and as directed.

S & F in repairs, Vitreous China squatting pan of pattern “long pan”, size 580 mm white with ‘P’ or ‘S” trap, front or back inlet and foot rests, any pattern (excluding flushing cistern and flush pipe) including provision of lime concrete bedding, connection to trap and flushing pipe etc complete including making good to disturbed surfaces of floor to match with existing specifications complete all as specified and directed.

S & F in repairs Vitreous China Wash Down Water Closet [Pedestal pattern], White, including flush pipe of polyethylene of low or high density of PVC, 32mm dia, PVC Connection of 15mm Bore and 600mm long with PTMT check nut and union etc. including brackets and connections to pipe and flush pipe including plastic water closet seat back closed pattern with flat bottom and cover and mild steel chromium plated or aluminium hinging device and 'P' or 'S' trap complete all as specified and as directed.

S & F in repairs 10 Litres capacity, PVC Valve less, Syphonic action type, low level flushing cistern, white, with inlet ball valve, float, handle including brackets and connections to pipe and flush pipe complete all as specified and as directed.

S & F 20 mm outer diameter CPVC Pipes SDR 11 & Plain CPVC SDR 11 Fittings such as bends, tees, short pieces, connectors, elbows, reducers, union, sockets etc., concealed in walls/ ceiling including testing, taking down of existing unserviceable pipes and connections of any description complete all as specified and as directed.

S & F 25 mm outer diameter CPVC Pipes SDR 11 & Plain CPVC SDR 11 Fittings such as bends, tees, short pieces, connectors, elbows, reducers, union, sockets etc., concealed in walls/ ceiling including testing, taking down of existing unserviceable pipes and connections of any description complete all as specified and as directed.

S & F in repairs Stack clamps made out of 50 X 5mm flat iron and 16mm dia round iron stays, including bolts and nuts and securing ends of stays to wall or roof for 100/110mm dia pipes complete all as specified and as directed.

S & F Mild Steel work confirming to Fe - 290, Grade E-165, as in framed work such as Grills, Gratings, Ladders etc with ends of bars shouldered and/or riveted, or forged into spikes, framed Guard Bars, Barred Iron Doors, Ladders, framed Balusters, Walk Ways, Railings, framework of Water Tanks and similar work complete all as specified and as directed.

Removing plants/ herbs grown on duct / wall portion & SWR pipes joint area for multistoried building at any storeyed cleaning with steel wire brush and rubbish and down all dirt , mud and shabby material from the SWR pipe joints , duct and wall portion complete and applied neat cement slurry / cement mortar on the leakages of SWR pipe joints / vertical stacks and applying two coats of weather proof paint with necessary safety measures i.e scaffoldings / hanging platform up to 09 (nine) floors complete all as specified and as directed.

M & L for Roughening surfaces of old concrete floor by picking, sweeping clean and washing down with water to remove dust etc and brushing neat cement slurry with 3.0 KG of cement per Sq.m area, rendering 10mm thick in cement mortar 1:3 on concrete surfaces finished even and smooth without using extra cement including mixing of water proofing compound of approved make @ 3% by weight of cement for levelling the surface smooth to receive the water proofing membrane, applying a coat of blown bitumen of grade 85/25 @ 1.2 Kg per Sq.m, laying Polymeric water proofing membrane of weight not less than 3.00 Kg per Sq.m reinforced with polyester non-woven fabric of weight not less than 150 Grams per Sq.m, by torch application with side over lap of 100mm & end over lap of 150mm & tucked into the chases on vertical surfaces by thermo fusion including applying a coat of Blown Bitumen of grade 85/25 @ 1.2 Kg per Sq.m on top and finished with Two coats of Aluminium paint including taking down existing Roof Treatment of any description and removing rubbish to a distance exceeding 1.50 KM but not exceeding 5.00 KM complete all as specified and as directed. Note: Water proofing compound will be measured and paid separately.

M & L for roughening surfaces of old concrete roof by picking, sweeping clean and washing down with water to remove dust etc and brushing neat cement slurry with 3.0 KG of cement per Sq.m area, rendering 10mm thick in cement mortar 1:3 on concrete surfaces finished even and smooth without using extra cement including mixing of water proofing compound of approved make as per manufacturers instructions for levelling the surface smooth to receive the water proofing membrane, priming the surface with a coat of cold applied bituminous primer @ 0.50 KG per Sq.m, applying a coat of Blown Bitumen of grade 85/25 @ 1.2 Kg per Sq.m, laying Polymeric water proofing membrane of weight not less than 3.00 Kg per Sq.m reinforced with polyester non-woven fabric of weight not less than 150 Grams per Sq.m, by torch application with side over lap of 100mm & end over lap of 150mm & tucked into the chases on vertical surfaces by thermo fusion complete including taking down existing Roof Treatment of any description and removing rubbish to a distance not exceeding 1.50 KM complete all as specified and as directed. Note: Water proofing compound will be measured and paid separately.

M&L for providing roof cooling ceramic tiles of size 300 x 300 mm, 7 to 8 mm thick, conforming to IS 15622, set and jointed in cement slurry and pointed flush with epoxy mortar to match the shade of the tile including screed bed or bedding layer of mortar 15 mm thick in Cement Mortar 1:3 complete all as specified and as directed. Note: [a] The colour/ shade/ design of tiles shall be as approved by GE. [b] The tile joint shall be kept as 3mm using 3mm thick tile spacers and masking tape shall be provided before applying of the epoxy grout and the surplus grout materials shall be thoroughly cleaned immediately.

Demolition of Brick / Stone Masonry built in Cement Mortar including all quoins arches pillars etc and removing rubbish to a distance exceeding 1.50 KM and not exceeding 5.0 KM complete all as specified and as directed.

M & L for brick work with Fly Ash bricks, straight or curved on plan exceeding 6 m mean radius built in Cement Mortar 1:6 complete all as specified and as directed.

M & L for brick work in half brick thick walls using Fly Ash bricks straight or curved on plan to any radius built in Cement Mortar 1:4 including 2 Nos of 8mm dia bars at every fourth course of brick work complete all as specified and as directed.

Note: The works shall be required to be carried out up to G+3 Storey height and the rates quoted are deemed to be including providing double scaffolding and removal of the same on completion of work and all necessary safety measures as required at site complete all as specified and as directed. Nothing shall be paid extra on this account.

S A R CONSTRUCTIONS (BID ID -3453124)

M/s Sudersana Traders (BID ID -3449569)

K & K CONSTRUCTIONS (BID ID -3452371)

M B CONSTRUCTIONS (BID ID -3453098)

P SRINIVASA RAO (BID ID -3451159)

JAYAM BUILD CONSTRUCTIONS (BID ID -3453031)

VIJAY VINAYAKA INFRA (BID ID -3458560)

C H P CONSTRUCTIONS (BID ID -3458197)