CERTAIN REPAIRS TO HARDSTANDING, INCLUDING ROLLING SHUTTRS AT INS KUNJALI, BV YARD, CWE COMPLEX, BSO YARD, INS TRATA AND OTHER AREA UNDER AGE B/R-II, GE (NW) KUNJALI

Amount

Demolition of cement concrete (un-reinforced) in ground floors and pavings not exc 15 cm thickness (below or above ground level) and removal of debris out of MD land. Note: The place of disposal shall be find out by the contractor.

Material & labour for hardcore of broken stone or boulders of gauge n. exc 63mm, deposited, spread and leveled in layers n. exc 15cm thick watered and rammed to true surface complete all as specified.

Material & labour for PCC 1:2:4 type B2 (using 40 mm graded stone aggregate) as in sub base, filling and mass concrete complete all as specified.

Material & labour for ready mix cement concrete design mix of M-35 grade as in basement floors/mass concrete including finishing the surfaces even and smooth without using extra cement complete all s specified.

Material & labour for providing precast cement concrete 1:2:4 type B1 (using 20 mm graded stone aggregate) in precast drain covers of size 600 x 900mm and similar articles with plain fair faces including chamfers, weathering, throating etc and setting in cement mortar (1:4) with joints to match.

Material & labour for TMT bars 10 mm dia and over cut to length, bent to shape required, including cranking, bending, spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9 mm dia or securing with the clips.

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for and removing debris out side MD land. Note: The place of disposal shall be find out by the contractor.

Material & labour for plain cement concrete 1:4:8 type D-2 (using 40 mm graded stone agg) as in foundations, filling and mass concrete, pot holes etc all as specified.

Material & labour for 75mm thick cement concrete 1:3:6 type C-2 (40 mm graded stone agg) as in sub base.

Material & labour for 75 mm thick PCC 1:3:6 type C2 (using 40 mm graded stone aggregate) as in plinth protection and finished fair and even complete all as specified.

Material & labour for machine pressed precast concrete inter locking paver block any shape and size with grey cement and pigment conforming to IS-15658-2006 of 60mm thickness M-35 Grade, glossy finished of approved colour laid to line and slope over and including 25 mm thick fine sand cushion to a line and slope etc and joined complete including spreading screened river sand over surface for filling the joints and gently rolled with vibrator complete all as specified .

Material and Labour for machine pressed cheqered cement coloured tiles of size 300mm x 300mm x 20mm thick mixed with grey cement and pigment laid in floor over and including 15mm thick screed bed in CM 1:4 set and jointed and pointed in neat cement slurry in floors complete all as specified and directed by Engineer -in-Charge.

Dismantling stone slabs and tiles of any description or thickness in floors, aprons etc laid, bedded and pointed in any mortar including removal of rubbish out side MD land. Note: The place of disposal shall be find out by the contractor.

Material & labour 20 mm thick Granite (of any type) work (table rubbed and polished) as in steps, jambs, pillars, window- cills,cooking platforms, working table and like over 20 mm thick screed bed or bedding layer in cement mortar (1:4), including pointing in white cement (1:2) using marble dust with admixture of pigment to match with shade of granite complete all as specified.

Material & Labour for 20-25mm thick, machine cut, Kota stone slab, as in floors, steps, landing etc. laid over and including 20mm thick screed bed or bedding layer in CM (1:4), set and jointed in neat cement slurry and pointed in white or coloured cement to match the shade of tile including rubbing, cutting and polishing as specified in SSR Part I complete all as specified.

Material & labour for machine cut kota stone slab 18 to 20 mm thick as in vertical surfaces such as skirting/dado laid over and including 15mm thick backing coat in CM (1:4), set and jointed in neat cement paste and pointed in white or coloured cement to match the shade of tile including rubbing, cutting and polishing as specified in SSR Part I complete all as specified.

Material & Labour for preparation of surfaces of paver block, tiles etc by cleaning with water to remove loose dust and screb with wire brush to remove algae, fungus and moss groth and applying two coats of floor coat emulson paint complete all as specified and directed. Note - Floor coat emulsion shall be with abrasion resistance and high adhesionstrength and formulated to handle vehiculer and human trafic.

Supply and fixing in repairs 304 grade stainless steel railing made of hollow tubes, channels, plates etc including welding, grinding, buffing, polishing and making curvature (whereever required) and fitting the same with necessary stainless steel nuts and bolts complete, including fixing the railing with necessary accessories & stainless steel dash fasteners, stainless steel bolts etc of required size, on the top of floor or the side of waiste slab with suitable arrangement complete all as specified and as directed Engr-in-charge.

Demolition of brick work or stone/boulder masonry, built in cement mortar, including all quoins, arches, pillars etc, but excluding ashlar facings, dressed stone work & precast concrete articles including copings etc.and removing debris outside MD land complete all as specified. Note: The place of disposal shall be find out by the contractor.

Material & labour for brick work with sub class B bricks straight or curved on plan exceeding 6 m mean radius built in CM 1:6 complete all as specified and as directed.

Ditto- all as per item No 20.00 above but except bricks using serviceable brick obtained from item No 19.00 above .

Material & labour for stone walling of random rubble uncoursed, brought up to course well bonded, bedded and solidly hearted built in cement mortar 1:4 complete all as specified and directed.

Extra over stone walling built in lime or sand stone, for hammer dressing to face stones with maximum depression on face from straight edge held against the dressed surface n. exc. 40 mm and dressing of face beds and joints, as specified, of random rubble walling, uncoursed or brought up to courses. complete all as specified and directed by Engineer-in-Charge.

Material & labour for raised pointing in CM 1:4 to RR masonry uncoursed or brought upto courses complete all as specified and directed by Engineer-in-Charge.

Taking down cement plaster of any description on brick or stone walls etc including raking out joints, hacking for key, scrubbing down with water etc and removing debris outside MD land. Note: The place of disposal shall be find out by the contractor.

Material & labour for rendering 15 mm thick on fair faces of brick work or concrete surfaces in cement mortar (1:6) and finished even & smooth without using extra cement completed all as specified.

Material & labour for rendering 10 mm thick on fair faces of concrete surfaces in ceiling in CM (1:3) and finished even and smooth without using extra cement completed all as specified.

Material & labour for rendering 20mm thick in two coats(15mm inner coat + 5mm finishing coat) on fair faces of brick work or concrete surfaces in cement mortar 1:4 mixed with integral water proofing compound @ 3% by weight of cement and finished fair and even including necessary scaffolding and safety arrangement for high rise bldgscomplete all as specified and directed by Engr-in-Charge. Note- Water proofing compoundshall be measured and paid for separately.

Supply only integral water proofing compound.

Material & labour for filling holes and cracks with filling putty on wall and applying one coat of wall care putty not less than 2mm thickness and making the surface even and smooth using emery paper complete all as specified and directed by Engineer-in- Charge. .

Material & labour for preparing new plastered surfaces of wall and applying two coats of oil bound distemper over a coat of alkali resistant primer complete all as specified.

Material & labour for preparing new plastered surfaces of ceiling and applying two coats of oil bound distemper over a coat of alkali resistant primer complete all as specified.

Material & Labour for preparation of new plastered surfaces of wall, soffits, roof facia and applying two coats of weather proof acrylic based paint (100% acrylic) over one coat of self primer including necesssary scaffolding and safety arrangement complete all as specified and as directed by Engr-in-Charge

Material & labour for preparation of old decorated surfaces of wall and applying one coat of oil emulsion distemper complete all as specified and directed

Material & labour for preparation of old decorated surfaces of ceiling and applying one coat of oil emulsion distemper complete all as specified and directed.

Material & labour preparation of old decorated surfaces of walls, soffits, roof facia & applying one coat of weather proof acrylic based paint (100% acrylic) including necesssary scaffolding and safety arrangement complete all as specified and as directed by Engr-in-Charge

Material & labour for preparation of old decorated surfaces of wall and applying one coat of plastic emulsion paint complete all as specified and directed

Material & labour for complete removal of existing treatment including washing, rubbing down and stopping of distempered and painted wall surfaces, filling holes and cracks with filling putty on wall and applying two coats of smart Care Damp block 2K acrylic polymer modified cementious high performance coating including smart care crack seal coat and finally applying two coats of distemper oil emulsion complete all asspecified and directed

Supply & fixing powder coated aluminium sections for partitions, windows, ventilators and doors including fabrication of frame/shutters and fixing to walls/floors with necessary lugs, cleats etc including all accessories such as glazing clips, handles, tower bolts, rollers rubber beadings for fixing glass panes in frame 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 mechanically wherever required complete all as specified Note: - (i) Glass panes will be measured & paid separately. (ii) The rate quoted shall be inclusive of neoprene beading, glazing clips, screws, etc. as required but shall not be measured for arriving of weight. (iii) Minimum thickness of powder coating shall be 25 micron. (iv) The rate shall be inclusive of the locking arrangement including complete packing with silicon gel around contacting surface of aluminium work with matching existing area. (v) The size of aluminium sections shall be as per HQ CE(N) MZ TD drawing No TD/2021/01 to 05 and sill to be provided as per HQ CE(N) MZ TD of sill type 'A' and 'B' respectively if directed.

Supply & Fixing in repair aluminium grill of design No DG-102,7.5 mm thick of with and including suitable size aluminium anodised F/H section frame as per manufacturers instructions and as directed by Engr- in- charge.

Dismantling wrought iron or mild steel work of any description not otherwise provided for all as specified.

Material & labour for MS framed work such as grills, gratings 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 etc conforming to Fe.290.Gde-E-165 complete all as specified

Material & labour for rolled mild Steel work in tubular trusses including special shaped washer etc. complete using ERW or induction butt elded tubes conforming to I. S.1161- 1979 grade St.-240 complete all as specified and as directed .

Dismantling plain or corrugated steel/AC roof sheets any gauge, thickness, including Nainital or similar pattern roof covering all as specified and directed.

Supply & fixing pre-painted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, chajjas, fixed with self tapping screws as specified.

Supply & fixing pre-painted galvalume aluminium zinc coating GI based plain steel sheet 0.50 mm thick of any colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, chajjas, valley gutter, ridge and fixed with crumple joint etc fixed with self tapping screws as specified.

Material & labour for collapsible steel gates,top hung,consisting of channel pickets,pivoted flat bars,top and bottom runners,brass handles etc.as specified,erected in position and securing runners with hold fasts and brackets complete

Supply & fixing in repairs steel rolling shutters, without ball bearing, as specified including top cover , anchoring rod, hasp and staple and one shop coat of primer erected in position as indicated complete push pull or manual type 1 mm thickness of laths and applying two coat of syntetic enamel paint complete all as specified.

Supply & fixing in repairs steel rolling shutters, without ball bearing, as specified including top cover , anchoring rod, hasp and staple and one shop coat of primer erected in position as indicated complete gear operated type with bevel gear box and crank handle 1 mm thickness of laths and applying two coat of syntetic enamel paint complete all as specified.

S& F in repairs safety lever locks mild steel with 4 levers for rolling shutters.

Supply & fixing in repairs ball bearing for rolling shutters.

Taking down carefully existing mild steel rolling shutters of any description, cleaning all parts, straightening sliding rails and greasing, oiling and servicing for smooth functioning of all parts and making shutter serviceable including replacing the parts viz slates, bottom lock plates, helical springs, side guides, sponge rubber gaskets, hood cover and side bracket; etc, wherever required and re-fixing the shutters in its original position after repairs including provision of new bolts, nuts etc complete all as directed, shutters area not exc 10 sqm each complete all as directed. Note - (i) New parts shall be measured and paid separately. (ii) Necessary scaffolding shall be included in the quoted rates .

Taking down carefully existing mild steel rolling shutters of any description, cleaning all parts, straightening sliding rails and greasing, oiling and servicing for smooth functioning of all parts and making shutter serviceable including replacing the parts viz slates, bottom lock plates, helical springs, side guides, sponge rubber gaskets, hood cover and side bracket; etc, wherever required and re-fixing the shutters in its original position after repairs including provision of new bolts, nuts etc complete all as directed, shutters area exc 10 Sqm but n.exc 20 sqm each complete all as directed. Note - (i) New parts shall be measured and paid separately. (ii) Necessary scaffolding shall be included in the quoted rates .

Taking down carefully existing mild steel rolling shutters of any description, cleaning all parts, straightening sliding rails and greasing, oiling and servicing for smooth functioning of all parts and making shutter serviceable including replacing the parts viz slates, bottom lock plates, helical springs, side guides, sponge rubber gaskets, hood cover and side bracket; etc, wherever required and re-fixing the shutters in its original position after repairs including provision of new bolts, nuts etc complete all as directed, shutters area exc 20 sqm each complete all as directed. Note - (i) New parts shall be measured and paid separately. (ii) Necessary scaffolding shall be included in the quoted rates .

Supply & fixing factory fabricated mild steel (hardened) helical wire spring of size 300mm long, 80mm dia to match with existing complete all as specified and directed.

Supply & fixing factory fabricated mild steel (hardened) helical wire spring of size 400mm long, 80mm dia to match with existing complete all as specified and directed.

Supply & fixing factory fabricated mild steel (hardened) helical wire spring of size 450mm long, 80mm dia to match with existing complete all as specified and directed.

Supply & fixing factory fabricated mild steel (hardened) helical wire spring of size 600mm long, 80mm dia to match with existing complete all as specified and directed.

Supply & fixing factory fabricated guide for rolling shutter made out of 1.25mm thick mild steel sheet of grade Fe-310 or Fe-410 of required length to match the existing shutter including applying one shop coat of red oxide primer complete all as specified and directed.

Supply & fixing factory fabricated side brackets made out of 1.25mm thick mild steel sheet of grade Fe-410 or Fe-310-0 to match with existing shutter including applying one shop coat of red oxide primer complete all as specified and as directed

Supply & fixing factory fabricated new mild steel slates of 1mm thick of grade Fe-410-0 or Fe-310-0 to match with existing shutter fitted with locking clips, riveted to slates including applying one shop of red oxide primer complete all as specified and as directed

Supply & fixing factory fabricated mild steel of grade Fe-410-0 or Fe-310-0 2.5mm thick bottom lock plate riveted and made of mild steel sheet of 1mm and welded with and including provision of standard locking arrangement welded to and including mild steel angle iron complete to match with existing with and including one shop coat of red oxide primer complete all as specified and as directed

Supply & fixing factory fabricated hood cover made out of mild steel 1mm thick sheet hexagonal, square or circular shape fitted to existing angle iron stiffness at bottom edge and to bracket plate all as directed and applying one shop coat of red oxide primer complete all as specified and directed.

Supply & fixing in repair mild steel factory made bevel gear box with machine cut gears suitable for rolling shutters of any size complete all as specified and as directed.

Supply & fixing in repair mild steel pressed beval handles 150mm long, oval type, enamelled black complete all as specified and as directed.

Material & labour for greasing and easing in position of mild steel rolling shutters of area n.exc 10sqm each for full movement and for easy operation of shutters complete all as secified and as directed. Note :- For purpose of measurement and payment EACH TIME greasing and easing in position shall be considered.

Supply & fixing for greasing and easing in position of mild steel rolling shutters of area exc 10sqm and n.exc 20sqm each for full movement and for easy operation for shutters complete all as specified and as directed. Note :- For purpose of measurement and payment EACH TIME ofgreasing and easing in position shall be considered.

Material & labour for greasing and easing in position of mild steel rolling shutters of area exc 20sqm each for full movement and for easy operation for shutters complete all as secified and as directed. Note :- For purpose of measurement and payment EACH TIME of greasing and easing in position shall be considered.

Material & labour for preparing new or previously untreated steel surface of any decription over 10cm in width or girth and applying two coats of aluminium paint over one coat of red oxide primer complete all as specified and directed.

Material & labour for preparation of new steel surfaces of any description over 10 cm in width or girth not otherwise described and applying two coats of synthetic enamel paint complete all as specified and directed.

Material & labour for preparation of old painted steel surfaces of any description, over 10 cm in width or girth not otherwise described and applying one coat of synthetic enamel paint with necessary scafolding for high rise bldgs etc all as specified and directed.

Material & labour for preparing old painted steel surface of any decription over 10cm in width or girth and applying one coat of aluminium paint complete all as specified and directed

Supply & fixing ACP clading (Aluminium Composite Panel) 3 mm thick composed of non combustible virgin LDPE core laminated and sandwitched between two fine aluminium sheets 0.25 mm thick on both sides including folding, cutting with machine and fixed in aluminium frame work made out of aluminium box section of size 25 mm x 35 mm including aluminium or stainless steel rivets, bolts and/ or screws, anchor fasteners and frame work fixed to wall with aluminium clits, screws etc complete as per manufacturers instructions.

Supply & fixing 5mm thick PVC sheet fillet of width 35 mm for wall paneling inclusive of fixing on to wall vertically with screws at C/C deistance of 30 cm to make PVC frame as per specification and drawing shown in SSR Part II and as per manufacturers instructions.

Supply & fixing PVC wall /ceiling paneling consisting of 5 mm thick plain colour PVC sheet inclusive of solvent cement and fixing at site on PVC frame as per specification and drawing shown in SSR Part II and as per manufacturers instructions.

Supply & fixing UV PVC wall /ceiling paneling consisting of 3 mm thick plain colour PVC sheet inclusive of solvent cement and fixing at site on PVC frame as per specification and drawing shown in SSR Part II and as per manufacturers instructions.

Taking up or down old 15 mm bore GI tubing including all connections complete all as specified.

Taking up or down old 20 mm bore GI tubing including all connections complete all as specified.

Supply & fixing 15 mm bore GI tubing medium grade with all fittings such as bends, socket, tees, elbows, unions, barrel, nipple, plugs, etc fixed to walls and ceilings with suitable size GI clamps or laid in floors complete all as specified.

Supply & fixing 20 mm bore GI tubing medium grade with all fittings such as bends, socket, tees, elbows, unions, barrel, nipple, plugs, etc fixed to walls and ceilings with suitable size GI clamps or laid in floors complete all as specified.

Supply & fixing 15mm bore Unplasticised PVC pipes of pressure rating 10 kgf/cm2 including all fittings such as ends, elbows, unions, tees, reducing tees, adoptors, sockets, plugs, hose clips etc.and fixed to walls, celing with suitable size saddles (snap clips), wall clips, hooks, protective mild steel tube sleeves or laid in floors complete all as specified.

Supply & fixing 20mm bore Unplasticised PVC pipes of pressure rating 10 kgf/cm2 including all fittings such as ends, elbows, unions, tees, reducing tees, adoptors, sockets, plugs, hose clips etc.and fixed to walls, celing with suitable size saddles (snap clips), wall clips, hooks, protective mild steel tube sleeves or laid in floors complete all as specified.

Supply & fixing 4mm thick bakelite sheet with decoratie choice laminated on both sides complete all as specified and as directed.

Supply & fixing in repairs Wall paper of fibrious material, nonwoven Vinyl free, making them fixed to wall with dry strips or with approved adhesive. Deign & pattern as approved by GE.

Supply & fixing 12mm thick prelaminated medium density particle board,interior grade, prelaminated both sides with decorative choice lamination fixed with screws to aluminium frame work complete all as specified and directed.

Supply & fixing 300 mm long aluminium alloy, sliding door bolt with hasp & staple (bolt type) and fixing clips of sheet cast or extruded section and fixing bolts and sliding bolts ISI marked complete all as specified.

Supply & fixing for aluminium anodized barrel tower bolts 200 mm of extruded section ISI marked.

Supply & fixing for aluminium anodized barrel tower bolts 150 mm of extruded section ISI marked.

Supply & fixing 150 mm size aluminium alloy handles, febricated type extruded section, ISI marked all as specified.

Supply & fixing 100 mm long stainless steel butt hinges with stainless steel hinge pin, bright finished.

Supply & fixing in repairs 140 mm long floor door stopper of aluminium door stopper of aluminium alloy body and tongue, anodised with hard drawn steel spring ISI marked complete all as specified.

Supply & fixing Aluminium extruded body door closer hydraulically regulated, designation No. 1 universal type, suitable for door shutters up to 700 mm in width and of weight not morethan 35 kg ISI marked complete all as specified.

Material & labour for chipping, removing carefully concrete work by low impact hammer breakar without damaging the structure ( hard concrete should not be removed by force) including cleaning, necessary scafolding and safety measures in high rise bldgs and disposal of debries out side MD land complete all as specified and as directed Engr-in-charge. Note: The place of disposal shall be find out by the contractor.

Material & labour for dismantling of rusted reinforcement bars steel, cleaning with wire/rotary wire brush, making the surfaces free from loose material dirt,loose rust spalls and applying two coats of alkaline rust converting primer FEOVERT conforming to ASTM-B-117, on the rebars with time interval of 6 hour between the coats and applying protective coating IPNET-RB complete all as per manufacturers instructions and as directed by Engr-in-charge..

Material & labour for TMT bars of appropriate size where 20% of cross section is reduced including cut to length, bent to shape required, including cranking, bending spirally for hooping for columns, hooking ends and binding with and including mild steel wire (annealed) not less than 0.9mm dia to new reinforcement or welding of steel reinforcement where required complete all as per manufacturers instructions and as directed by Engr-in-charge.

Material & labour for carry out application of Bi-polar migratory corrosion inhibitor EPCO-KP-100/Protectsil CIT/Ferogard 903 on concrete surface (This inhibitor shall have migratory kind of property which permits the material to migrate to a vertual extent of 100 mm through porus of concrete, inhibiting the corrosion and de-passivating the Electro-chemical reaction. It should have property to attack anode as well as cathode, which is purely alkaline in nature (pH-9.5) so it has not carcinogen activity with concrete complete all as per manufacturers instructions and as directed by Engr-in-charge..

Material & labour for providing and applying structural grade EPIBOND-21-LP prior to application rendering/ plaster confirming to ASTM-C-882-91 (Arizona Slant Shear Test) to ensure bond between old concrete and new concrete complete all as per manufacturers instructions and as directed by Engr-in-charge.

Material & labour for Building up the profile of structural members by using latex additives (MONOBOND) modified air cured mortar system (Polymer modified mortar) (1:5:15 = 1 monobond -5 Cement -15 sand) - in damaged areas in 30mm thickness including leveling profliling including necessary scaffolding and safety measures for high rise buildings complete all as per manufacturers instructions and as directed by Engr-in-charge.

Material & labour for Providing and applying jacketing around columns/RCC members with Micro concrete (Molith-MC) M40 including all lifts, shuttering, drilling holes and fixing shear anchor complete all as per manufacturers instructions and as directed by Engr-in-charge. Note: i) Reinforcement shall be measured and paid separately. ii) Rates quoted are deemed to include jacketing, formwork and micro concrete.

Material & labour for Drilling and fixing Rohibb Teflon nozzles in RCC members, including drilling holes of 12mm dia, 50 to 100mm deep holes in structural members at the intervals of 500 mm center to center in staggered manner or as directed by Engr-in-charge and work shall be carried out as under :- (i) Cleaning of holes by air blower prior to fixing nozzles. (ii) Insert 12mm dia. Rohibb Teflon nozzles in cleaned holes. External end of nozzles to be machine to receive outlet of grouting gun.Fix it inside the holes by applying thixotropic epoxy putty to ensure complete sealing. Cure the system for min.12 hrs. (iii) Cut the nozzles by chisel after completion of grouting without damaging structural elements.

Material & labour for Injecting cement slurry grout, in the ratio 1:2 (1- Cement, 2-water) including super plsticizer (Supercom-100) 250 ml/50 Kgs. Mixing shall be done by mechanical mixer continuously stirring mechanically to keep cement particles in suspension. Injection of approved/specified grout by means of pump at a pressure of 0.5 Kg/cm2 complete till the grout mix flows out from the nozzle indicating complete filling of grout in the holes drilled. (for repair to wall & slab)

Material & labour for Injecting low viscosity MONOPOL (3-5cps) high molecular weight monomer by pressure and using mechanized injector gun with accessories till nozzles refuses to accept the grout, Including,Mixing of materials:Mixing of material components(part a&b) in the required quantities as per manufacturer's instruction by weigh batching.Grouting maintain the pressure at exit (0.5 to 1.0 kg/cm2) by monitoring pressure guage at exit.Grout the material through prefixed nozzles in the structural elements @ 100ml per nozzle. Repeat the process for all the nozzles. (Beam and columns)

Material & labour Examining concrete by tapping with light hammer and marking of the loose concrete areas of structural elements in straight line geometrical forms, grooving the edges same with grinder upto 5 -10 mm depth without damaging existing rebars, carefully removing unsound weak/ loose concrete/ cover & concrete around the rebars upto 10 mm depth by low impact high frequency hammer/ chipper without damaging the sound concrete, cleaning and stacking of debris at prescribed location everyday in polypropylene/ paper bags and disposing off the debris so generated outside the premises every week including necessary scaffolding and safety measures complete all as specified and directed

Material & labour for cleaning existing reinforcement with wire brush/rotary wire brush to make surface free from rust scales, loose material, dirt etc complete and applying two coats of alkaline rust converting primer or Re Arm Rust Remover with brush on the existing rebar for complete wetting of rusted metal surface and allowed to react it for 16-24 hours. After 24 hours, a white layer will appear which will protect further corrosion of metal / steel for about 5-7 days including surface preparation. Before applying protective coating, the surface should be wire brushed and thoroughly cleaned for dust with dry cloth, complete all as specified and as directed by Engr-in-charge Note: Work shall be carried out through authorised applicator of manufacturer and necessary certificate shall be submitted with RAR/FB.

Material & labour for Providing and Application passivator/ Anti corrosion coating to the steel reinforcement with two component cement based polymer modified two component coating for corrosion protection. The material shall be prepacked and ready to use and fully compatible with the reinstatement methods adopted including necessary scaffolding and safety measures complete all as per manufacturers instructions and as directed by Engr-in-charg. Note: Work shall be carried out through authorised applicator of manufacturer and necessary certificate shall be submitted with RAR/FB.

Material & labour for two component solvent free epoxy bonding agent for bonding old to new concrete . The ready to use epoxy bonding agent shall be applied over old concrete using brush after cleaning of surface of all dust or latiance. The material is supplied as a two part material in pre weighed quantities for ready onsite mixing and use.2.The new concrete shall be placed within the time specified by the manufacturer to ensure maximum bonding including necessary scaffolding and safety measures complete all as per manufacturers instructions and as directed by Engr-in-charg. Note: Work shall be carried out through authorised applicator of manufacturer and necessary certificate shall be submitted with RAR/FB.

Rebuilding the section of damaged RCC elements to its original size and thickness of 25mm by hand or spray application by Providing and applying single component, fibre reinforced, sulphate resistant, low shrinkage, high performance cementitious structural repair mortar or by micro concreting in the ratio of 1:2:4 added with water proofing admixture WP-10 complete all as per manufacturers instructions and as directed by Engr-in-charg. Note: Work shall be carried out through authorised applicator of manufacturer and necessary certificate shall be submitted with RAR/FB.

MADHU ENTERPRIZES (BID ID -3121356)

Nilesh Construction (BID ID -3120035)

Satyanarayan Trading Co. (BID ID -3122339)

M/s. MAYUR ENTERPRISES (BID ID -3121559)

SHREE JAGDISH FURNITURE CO. (BID ID -3120683)

SHRI SAI ENTERPRISES (BID ID -3115088)

Pragathi Infrastructure Co. (BID ID -3120716)

Bob Enterprises (BID ID -3121187)