SPECIAL REPAIR TO CERTAIN BUILDINGS AT AF STN UTARLAI

Amount

Supply & Erecting with MS props for temporary supports to the structural members like beams, slabs etc. to relieve the load on the members during breaking of damaged concrete, removal guniting, excavation or any dismantling work as per the instruction of engineer in-charge. These supports shall be provided either in the form of props or trestles fabricated using structural steel as per the requirement and as per the instruction of Engineer-In-Charge. Item rate is inclusive of the materials, all labour, supervision, tools and tackles and transportation etc., complete as per specification and as directed.(Note : The work shall be carried out upto 12.00M height and through approved company authorised applicator)

Chipping of slab/columns/beams/chajjas/parapet/roof projection/balcony/ staircase/downward facia and removing loose mortar with chisel hammer without much impact on concrete surface, clean the surface by sand blasting the surface using river sand with minimum of 6 kg pressure at the nozzle or air blow by electric pressure blower by mechanical compressor, cleaning the exposed reinforcement with wire brush & appliying CICO Clean-o rust rust remover in two coats over rusted reinforcement surface and providing anti corrosive coating with two component epoxy based zinc rich primer/Rust passivation Inhibitor coat at the rate of 5 sqm/Ltr with CICO ZINCILATE-500 or equivalent to reinforcement surface as per manufacturer's instructions including all scaffolding ,machinery,tools tackels and men materials and clearing of debries complete all as specified and as directed by Engr-in-charge. Make: CICO clean-O-rust, CICO ZINCILATE-500 or equivalent in Fosroc/Dr Fixit/ACC/L&T/STP. (Note : The work shall be carried out upto 12.00 M height and through approved company authorised applicator)

M&L for providing weld mesh size 100x100x3mm weld mesh fixing with shear connectors with 8mm dia reinforcement by drilling 75mm deep anchoring holes and filled with two component polyester resin anchoring grout (Two pack system consist of one part of resin and two part hardner) epoxy resin 300gm per hole with CICO RESIFIX-G or equivalent in Fosroc/ Dr Fixit/Sika/ACC/STP as per manufacturers instructions including all necessary scaffolding ,machinery,tools tackels and men materials complete all as specified and as directed by Engr-in-charge. Make: CICO RESIFIX-G of CICO or equivalent in Fosroc/Dr Fixit/STP. (Note : The work shall be carried out upto 12.00 M height and through approved company authorised applicator)

M & L for excavation around column periphery in any type of soil including cutting of plinth protection,PCC floor, tiling, kota stone from floor fininsh level to foundation level and disposal of excavated materials for encasement of column and providing all necessary scaffolding ,machinery,tools tackels and men materials including making good the surface to match the existing surface complete all as specified and as directed by Engr-in-charge.

M&L drilling holes with 10 mm to 20mm dia and 100mm to 150mm deep as required and filling the holes after inserting of reinforcement dia 8 to 16mm for anchoring at ends/shear connector and filled the holes with two component polyester resin anchoring grout (two pack system consist of 1 part of resin and 2 hardner part) hole with CICO RESIFIX-G @ 400gm per holes with all necessary scaffolding ,machinery,tools tackels and men materials complete all as specified and as directed by Engr-in-charge. (Note : reinforcement shall be paid and mesurered separately) Make: CICO RESIFIX-G or equivalent in Fosroc/Dr Fixit/STP. (Note : The work shall be carried out upto 12.00 M height and through approved company authorised applicator)

M&L TMT bars 10mm 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 diameter including all necessary scaffolding ,machinery,tools tackels and men materials complete all as specified and as directed by Engr-in-charge.(Note : The work shall be carried out upto 12.00 M height and reinforcement bar shall also used as column/beam jacketing or other places as directed by Engr-in-charge )

M&L TMT bars 6mm to 8mm dia bar , 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 diameter including all necessary scaffolding ,machinery,tools tackels and men materials complete all as specified and as directed by Engr-in-charge.(Note : The work shall be carried out upto 12.00 M height and reinforcement bar shall also used as column/beam jacketing or other places as directed by Engr-in-charge )

M&L TMT bars 5mm dia and over upto and including 10mm dia , cut to length, bent to shape required including cranking, bending as in stirrups, spacers etc and binding with and including mild steel wire (annealed) not less than 0.9 mm diameter including all necessary scaffolding ,machinery,tools tackels and men materials complete all as specified and as directed by Engr-in-charge.(Note : The work shall be carried out upto 12.00 M height and reinforcement bar shall also used as column/beam jacketing or other places as directed by Engr-in-charge )

M&L for providing leak proof shuttering to RCC member in any position cut to length and providing including runners supports as per manufacturers instructions and including including all necessary scaffolding ,machinery,tools tackels and men materials complete all as specified and as directed by Engr-in-charge.(Note: (i) The work shall be carried out upto 12.00 M height and through approved comapny authorised applicator. (ii) The shuttering shall also used for column/beam jacketing work.

M&L for providing Micro concrete with CICO MICROCRETE at the rate of 25kg per 0.0125 m3 with 20% properly graded 5mm to 10mm silt free aggregate as per manufacturer instructions and mixing concrete with mechanically electrically operated mixer machine etc. the micro concrete to achieve minimum compressive strength of 40 Mpa in 07 days and 55 Mpa in 28 days all as specified and directed. Make: Cico Microcrete of Cico Technologies ltd or equivalent in Fosroc/Dr Fixit/ACC/ L&T/STP.(Note : (i) The work shall be carried out upto 12.00 M height and through approved company authorised applicator. (ii) The contractor shall produce mix design report minimum (M-55) for micro concrete from the manufacture. (iii) Testing of cube for micro concrete shall be got carried out from approved lab as specified. the testing charges shall be borne by the contractor.

M & L for 25mm to 50mm thick cement plaster CM 1:3 on surface of slab/columns/beams/chajjas/parapet /roof projection/balcony/staircase with added integral water proofing compound CICO-SUPER or equivalent in Fosroc/Dr Fixit/ACC/ L&T/STP/Roffee @ 100ml/per 50kg cement bag or as per manufacturer's instructions, each layer thickness shall not exceeding 25mm complete all as specified and directed by engr-in-charge. IWC should conforms to IS 2645-2003 and available with ISI standard Mark. Make: CICO-SUPER, or equivalent in Fosroc/Dr Fixit/ACC/ L&T /STP. (Note : The work shall be carried out upto 12.00 M height and through approved company authorised applicator)

M & L for perparation the surface and applying 10 to 40 mm thick in layers , each layer n.exc 20mm thick with polymer modifed one component repair mortar (PMM) on sufcace of slab/columns/beams/chajjas/parapet /roof projection/balcony/staircase/downward facia with PMM-CICO Repocem PM or equivalent in Fosroc/Dr Fixit/STP including all necessary scaffolding, man and material complete all as specified and directed by Engineer-In-Charge. (Note : (i) The work shall be carried out upto 12.00 M height and through approved company authorised applicator. (ii) the mixing of polymer modified one component repair mortar shall be carried out as per manufacturer instruction i.e. 10% to 13% water will be used for mixing of readymade powder mortar. (iii) with description-contractor shall produce compressive strength report of mix design minimum M-55 Mpa for 28 days from the manufacturer for polymer modified mortar.

M & L for applying bond coat with two coats of CICO-Latex SBR or equivalent in Fosroc/Dr Fixit/STP/SIKA as per maufacturer specifications on the prepared old surface of RCC member to receive polymer modified martar or micro concrete . Laying of polymer modified martar or micro concrete shall be completed within the overlay time of bonding coat. This bond coat act as bonding agent between old and new concrete. Item rate inclusive of all materials, labours, supervision, tools, tackles, transportation complete as per specified and as directed. MAKE: CICO- LATEX SBR or equivalent in Fosroc/Dr Fixit/krishna conchem/STP. (Note : The work shall be carried out upto 12.00 M height and through approved company authorised applicator)

Taking down cement plaster on brick or stone or pcc block wall etc including raking out joints, hacking for key, scrubbing down with water etc and including removal for debris and rubbish from the site complete all as specified and directed.(Note : The work shall be carried out upto 12.00 M height

M & L for applying injection grouting through the nozzles. Drilling the holes of 12mm dia upto 100mm deep and fixing of nozzel of 10mm with using CICO NO.3 hardner chemicals. Inject the polymer based cement grout CICO NSPGC grout with cement to RCC member like beams, staircase, chajja, downward facia, roof projection, balcony, slab, column in adequate pressure and seal the nozzel complete as per manufacturer instruction. Item rates are inclusive of all labour, chemicals, supervision, tools and tackles and transportation etc. complete as per specification and as directed. Job should be done by company's authorised applicator only. Make : CICO No. 3 NSPGC grount hardner or equivalent in Dr Fixit/Fosroc/STP (Note 1 : Cement shall be paid and measured separately) (Note 2 : The work shall be carried out upto 12.00 M height and through approved company authorised applicator)

Supply Only cement ordinary portlant or PPC in bags

M & L for removal of all loose and dilapidation/damage mortar / concrete from surface of beam followed by mechanical grinding and filling the undulations with Nitomortar FC repiar mortars, The edges of the beams should be rounded to minimum of 25mm etc complete including preparation of surface to recieve NITOWRAP CWS450 of fosroc or equivalent in Dr fixit/ciso/STP/seika complete. (Note : The work shall be carried out upto 12.00 M height and through approved company authorised applicator)

Providing and applying uni directional, high strength 450 GSM carbon fiber of Fosroc NITOWRAP CWS450 of 0.5mm dry fabric thickness or equivalent in Dr Fixit/Seika/STP. The FRP fabric used shall be of zero degree unidirectional fibers having fiber density of 1.8 g/cc and shall have tensile strength > 4900 MPa ; tensile modulous > 230 GPa and ultimate elongation of 2.1%. The substrate shall be primed with Nitowrap 40 epoxy primer & Nitowrap 410 impregnating resin saturant shall be used for saturating the fibers. Saturant used shall have tensile strength of >30 MPa; Elongation > 2% ; Flexural strength > 30 MPa ; Tensile Modulous > 2400 MPa & Flexural Modulous > 1700 MPa when tested as per ASTM D638 Type I and ASTM D 790.Wrapping the CFRP fabric to RCC member like beam/column/slab at direction perpendicular to axis of the beam/column using tamping rollers to avoid any air voids etc. and sprinkling sand over it as per direction and satisfaction of Engineer-in-charge, etc, complete. (Note : The work shall be carried out upto 12.00 M height and through approved company authorised applicator)

M&L for rendering 10mm thick on fair faces of concrete surfaces in cement mortar 1:3 on ceiling surfaces finished even and smooth without using extra cement including preparation of newly plastered surfaces of ceiling and applying two coats of white wash complete all as specified and directed by engr-in-charge. Note : The work shall be carried out upto 12.00M height)

M&L for rendering 5 mm thick on fair faces of new concrete surfaces of ceiling in cement mortar 1:3 finished even and smooth without using extra cement complete including preparation of newly plastered surfaces of ceiling and applying two coats of white wash all as specified and directed by engr-in-charge. Note : The work shall be carried out upto 12.00M height)

M&L for rendering 5 mm thick on fair faces of new concrete surfaces of column/chajja/beam/roof projection/staircase/downward facia in cement mortar 1:3 finished even and smooth without using extra cement complete including preparation of newly plastered surfaces of walls and applying two coats of cement base paint over a coat of primer/chalk whitening all as specified and directed by engr-in-charge.Note : The work shall be carried out upto 12.00M height)

M&L for rendering 15mm thick on fair faces of concrete surfaces, stone masonry or brickwork in cement mortar 1:6 on wall surfaces finished even and smooth without using extra cement complete including preparation of newly plastered surfaces of walls and applying two coats of oil bound distemper over a coat of primer all as specified and directed by engr-in-charge. Note : The work shall be carried out upto 12.00 M height)

M&L for rendering 15mm thick on fair faces of concrete surfaces in cement mortar 1:4 on external wall surfaces finished even and smooth without using extra cement and using water proofing compound mixing with cement @ 3% by weight of cement or as per manufacturer instructions complete including preparation of newly plastered surfaces of walls and applying two coats of cement base paint over a coat of primer/chalk whitening all as specified and directed by engr-in-charge.(Note 1 : water proofing compound shall be paid and measured separately) (Note 2 : The work shall be carried out upto 12.0M height)

Supply only integral water proofing compound complete all as specified.

M&L For complete removal of existing treatment and applying two coats of cement base paint over a coat of primer on old decorated wall surfcace including preparation of surface all as speccified. Note : cement base paint shall be applied by the brush not by spray gun and work shall be carried out upto 12.00M height.

M&L for complete removal of existing treatment and applying two coat of oil bound distemper over a coat of chalk whitening/ primer including preparation of surface on wall complete all as specified. Note : Oil bound distemper shall be applied by the brush not by spray gun and work shall be carried out upto 12.00M height.

M&L for complete removal of existing treatment and applying two coat of white wash on walls old surface including preparation of surface complete all as specified. Note : white wash shall be applied by the brush not by spray gun and work shall be carried out upto 12.00M height.

M&L preparation of old decorated surface (plastered or un-plastered surface) by brooming down or steel wire brushing, scraping etc and applying one coat of white wash on ceiling all as specified and directed. Note : white wash shall be applied by the brush not by spray gun and work shall be carried out upto 12.00M height.

Dismantling, floor, hearth or wall tiling including cement mortar bedding (but not backing), and rubbish off the premises complete all as specified.

M&L for Non-skid Ceramic tiles 7 to 8 mm thick (square/ rectangular), coloured tiles, area of each tile exceeding 0.11 sqm but not exceeding 0.18 sqm, in floors etc. set and jointed in neat cement slurry and pointed in coloured cement to match shade of tiles laid over and including 15mm thick screed bed in CM 1:6 finished even and fair complete all as specified and directed.

M&L glazed ceremic tiles in vertical surfaces 350x250x7 mm /450x350x7mm thick, set & jointed in neat cement slurry and pointed in coloured cement to match coloured tiles laid over and including 10 mm thick rendering in CM (1:4) complete all as specfied and directed.

Demolition of un-reinforced cement concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level) of any description and in any position.complete all as directed.

M & L PCC 1:4:8 type D2 (using 40mm graded stone aggregate) 100mm thick as in sub base all as specified.

M&L for 25mm thick PCC (1:2:4) type B-0, using 12.5mm garded stone aggregates as in base concrete to floor finish.complete all as directed.

Demolition of block masnory masonry/PCC block masonry/stone masonry built in cement mortar including all quoins, arches, pillars, etc. and removing from site all as specified and directed.(Note : The work shall be carried out upto 12.00M height )

M&L PCC Block masonry with solid block exc 10cm in width in PCC 1:3:6 type C-1 using 20mm graded stone aggregate and setting in CM 1:6 complete all as specified.(Note : The work shall be carried out upto 12.00M height )

S&F PVC (SWR) rainwater pipes 110mm bore single socketed in any length with rubber ring joints fixed to wall incl clamp & imbedded in PCC block including making good the surface with CM 1:3 complete all as specified. (Note : The work shall be carried out upto 12.00M height )

S&F PVC (SWR) rainwater pipes 75mm bore single socketed in any length with rubber ring joints fixed to wall incl clamp & imbedded in PCC block including making good the surface with CM 1:3 complete all as specified.

S & F for 110 bore PVC (SWR) bends for rain water pipe complete all as specified.

S & F for 75 bore PVC (SWR) bends for rain water pipe complete all as specified.

M&L PCC 1:3:6 Type C-1 using 20 mm graded coarse aggregate as in encasing of PVC rainwater pipe elbow, pcc bed plates, apex stones etc and all as specified and as directed.

M&L 75mm thick PCC 1:3:6 type C-2 using 40mm graded stone aggregate as in plinth protection all as specified.

Demolition of reinforced cement concrete in roof slab/chajjas/beams/column /staircase/balcony/downward facia/roof projection or cantilever member and other suspended work of any description.including cutting existing reinforcement, if required complete all as directed. (Note : The work shall be carried out upto 12.00M height )

M&L RCC M-25 (20mm graded stone aggregate) as in slabs supported on walls, beams and column in floor roofs landing, balconies canopies, deck slab, roof projection and in shelve and the like (Note : The work shall be carried out upto 12.00M height)

M&L RCC M-25 (20mm graded stone aggregate) as in chajjas and the like complete all as specified and directed. (Note : The work shall be carried out upto 12.00M height)

M&L for RCC M-25 (20mm graded stone aggregate) in beams, cantillivers, bressumers,lintel over 1.5m span.(Note : The work shall be carried out upto 12.00M height)

Form work for flat fair finished surfaces of concrete to sides and soffits of floor/roof beams, lintels and the like complete all as specified and directed.(Note : The work shall be carried out upto 12.00M height)

Form work for flat fair finished surfaces of concrete to soffits of suspended slabs such as roof slab n exc 200mm thick.(Note : The work shall be carried out upto 12.00M height)

Form work for flat fair finish to chullah hoods, chajjas, troughs and similar items including edges.(Note : The work shall be carried out upto 12.00M height)

Returning, filling in, including spreading,levelling,watering and well ramming in layers not exc 25 cm in any type of soils.

Removing excavated materials exc 50 m but n.exc 250m and depositing where directed and all as directed by Engr-in-charge

M & L for applying roof treatment on top of roof with 3 mm minimum thickness APP modified membrane (weighing 3 Kgs/persqm) with non-woven polyster reinforcement/mat(centre core) with thermal insulation with white mineral finish on upper side of membrane laid by rorch application method with overlap 100 on length and 100 mm on the width side as per manufacture's instructions over a coat of approved cold applied butuminous oil based primer (IS-3384) @ 250gm/sqm including removal of old existing roof treatment complete all as specified and directed by engineer-in-charge. (Note : The work shall be carried out upto 12.00M height)

M & L for rendering 10 mm thick in cement mortar 1:3 with WPC as per manufacturerer's instructions by weight of cement on roof surface finished even and smooth (without using extra cement) complete all as specified. NOTE : Water Proofing Compound shall be measured and paid separetely and work shall be carried out upto 12.00 M height).

M & L for Wire brushing and cleaning top surface of tiles at roof slab, lime terracing or cement concrete, including flashings and junction of parapets, etc., and surface painting, with a layer of blown grade bitumen of any penetration applied hot @ 1.7 kg per sq. m, blinded with grit or pea size gravel @ 0.006 cu.m per sq.m, and lightly tampered (area of flashings, etc., shall be added to the roof area) Note :The work shall be carried out upto 12.0M height)

M & L for Providing plain cement concrete 1:2:4 type B1 using 20mm graded stone aggregate in roof kerbs or mud stops, rounded or chamfered on edges, as in steps etc. Note : The work shall be carried out upto 12.0M height)

M & L for laying of 40 mm thick plain cement concrete 1:2:4 type B1 using 20mm graded stone aggregate including finish the surface even and smooth as in padding for roof slab to maintain proper drain out slope complete all as specified and directed.

M & L for 20-25 mm thick machine cut kota stone flooring laid over & including 15mm thick screed in CM 1:6 including polishing and grinding the surface complete all as specified and directed.

Disconnecting existing tank setting aside or lowering if required for repairs, cleaning etc and hoisting if required reconnecting and refixing in position (cleaning repairing etc measured separately), exc 250 Ltrs and n.exc. 500 Ltrs capacity.

Dismantling existing water tanks and removing to store exc 250 Ltrs and n.exc. 500 Ltrs capacity.

S&F rotational moulded polythene water storage tank (Cylindrical vertical with closed top) hoisted and fixed in position of 500 ltrs capacity fixed PVC tank with nipples,complete all as specified in SSR Part I. Note:- PVC tank shall be ISI marked having two layers.

S&F in repairs gun metal globe or gate valve with iron wheel screwed both ends for iron pipe of 20 mm dia all as directed.

S & F in repairs 20mm dia Ball valves high pressure of PTMT with epoxy coated Aluminium rod & high density plastic ball screwed for 15mm bore iron pipe and fixed. (Minimum weight 20mm - 2 1 0 gms ) Make : prayag/polytuf/Shakti

Taking down chowkhat with shutter n.exc 1.50 sqm each complete all as specified.

S&F factory made solid PVC door frame of size 50mm X 47mm made out of 5mm plain colour PVC sheet reinforced with MS square tubes, as per specifications and drawing including 3 Nos 100 mm size hinges extruded aluminium alloy with galvanised mild steel hinge pin butt hinges type C-21 in each frame complete or as directed by Engineer-In-Charge.

S&F factory made solid panel shutter (PVC) 30mm thick (Style) consisting of frame made out of MS tube, for top and bottom rails, MS frame shall be covered with heat moulded plain colour PVC `C’ channel having a PVC sheet strip of 20mm width stuck inside with solvent cement for styles and plain colour PVC sheet for top rail, lock rail and bottom rail on either side and as gap insert for top rail & bottom rail. Panelling of plain colour PVC sheet to be fitted in the MS frame welded/sealed to the stiles and rails with suitable PVC sheet beading and jointed together with solvent cement as per specifications & drawings including 2 Nos aluminium handle 150mm long and 2 Nos 150mm long aluminium tower bolt in each shutter complete all as specified.

Taking down chowkhats or frame exc 1.50 Sqm but n exc 4 Sqm each with shutters (W/out taking off shutters from the frames).

S & F for pressed steel frames of size 75 x 60 mm with one or more rebates including necessary lugs hinges, locks strike plate etc (thickness of sheet shall be 1.25mm) and making good the plaster of wall in CM 1:6 complete all as specified.

S/F 25 mm thick flush shutter solid core construction with block board core and plywood face panels commercial type on both sides complete all as specified.

S/F Aluminium hasp and staple 100 mm size complete all as specified and directed

M&L for PCC 1:3:6 type C-1 (using 20mm Graded Stone Aggregate) as in filling of Chowkhats and holdfasts including making good to the disturbed portion complete all as specified and directed.

M & L for applying two coats of synthetic enamel paint over a coat of pink primer on new wooden surface including preparation of surface complete.

AMBEY MAA CONSTRUCTION COMPANY