Annual maintenance and repairs of Residential and Non residential buildings of TIFR Housing Colony at Colaba, Mumbai 05 for Civil, PH and Miscellaneous works

PART- A CIVIL WORKS

Taking out doors, windows and clerestory window shutters (steel or wood) including stacking within 50 metres lead. Repair by cutting, painting etc. and refixing of repaired door/ window shutters to existing door frames, including replacement of hinges with screws, etc. as required, all complete as per the direction of the Engineer-in-charge. Of area 03 sqm and below

Dismantling tile work in floors and roofs laid in cement mortar including stacking material within 50 meters lead. For thickness of tiles 10 mm to 25 mm Note: 1) Work have to carry out at various location, Quantity at each location may be less than 03 sqm. 2) Underneath old Mortar have to remove carefully with out damaging concrete. 3) Only Broken or bulged tiles have to remove using Glass/ Tile puller to avoid additional damages.

Demolishing dry brick pitching in floors, drains etc. including stacking of serviceable material and disposal of unserviceable material within 50 meters lead :

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

Dismantling old Marble frame of door OR Window frame less than area 03 sqm and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 meters lead.

Removing 15 to 40 mm dia PRP/UPVC/CPVC/G.I.pipe including stacking of dismantled pipes (within 50 meters lead) as per direction of Engineer in-Charge. Internal Work- Exposed on wall In narrow shaft of 0.40 meter x 1.20 meter of 10 storey building and terrace looping

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

Making chases up to 7.5x7.5 cm in walls including making good after housing G.I.pipe etc.

Making hole up to 20x20 cm and embedding pipes up to 150 mm diameter in masonry and filling with cement concrete 1:3:6 ( 1 cement :3 coarse sand : 6 graded stone aggregate 20 mm nominal size) including disposal of malba.

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

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

Dismantling manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge : Water bound macadam road

Dismantling manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge : bituminous road

Dismantling aluminium/ Gypsum partitions, doors, windows, fixed glazing and false ceiling including disposal of unserviceable material and stacking of serviceable material with in 50 meters lead as directed by Engineer-in-charge.

Cutting chases in brick masonry walls for following diameter sand cast iron/centrifugally cast (spun) iron pipes and making good the same with cement concrete 1:3:6 ( 1 cement : 3 coarse sand :6 graded stone aggregate 12.5 mm nominal size), including necessary plaster and pointing in cement mortar 1:4 (1 cement : 4 coarse sand) :

100 mm dia

75 mm dia

50 mm dia

Dismantling W.C. Pan of all sizes including disposal of dismantled materials i/c malba all complete as per directions of Engineer-in Charge.

Taking out existing wooden door shutter, repair by cutting, painting etc. and refixing of repaired door shutters to existing door frames, including replacement of hinges with screws, etc. as required, all complete as per the direction of the Engineer-in-charge.

Removing Old Cast Iron Nahni trap underneath the bathroom floor and joined G.I or Cast iron pipe for repairs to attend water leakages and disposal of same to designated location.

Dismantling C.I. or asbestos rain water pipe with fittings and clamps including stacking the material within 50 metres lead. Note: This item will be operated for Bath and W.C drainage line if required in Narrow vertical shafts.

75 to 80 mm dia pipe

100 mm dia pipe

150 mm dia pipe

Earth work in excavation over areas (exceeding 30cm in depth. 1.5m in width as well as 10 sqm on plan) including disposal of excavated earth, lead up to 50m and lift up to 1.5m; disposed earth to be levelled and neatly dressed. All kinds of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centring and shuttering - All work up to plinth level

1:3:6 (1 Cement : 3 coarse sand (zone-III) : 6 graded stone aggregate 20 mm nominal size)

1:2:4 (1 cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size)

Centring and shuttering including strutting, propping etc. and removal of form for : Suspended floors or Copings, roofs, landings, balconies and access platform

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete. TMT fe500 or more

Brick work with common burnt clay modular bricks of class designation 7.5 in foundation and plinth in: Cement Mortar 1:6 (1 cement : 6 coarse sand)

Half brick masonry with common burnt clay F.P.S. (non modular) bricks of class designation 7.5 in superstructure above plinth level up to floor V (five) level. Cement mortar 1:4 (1 cement :4 coarse sand)

Extra for half brick masonry in superstructure, above floor V level for every four floors

Cement Plastering in fine sand with cement mortar ratio of 1:4 (fine sand)

12 mm thick 1:4 (1 cement: 4 fine sand)

15 mm thick. 1:4 (1 cement: 4 fine sand)

Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq.meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground, all complete as per direction of Engineer-in-Charge. With cement mortar 1:4 (1 cement : 4 fine sand)

Structural repair to the old damaged concrete structures with approved Make polymer ( Sunanda construction chemicals/Krishna con-chem. / FOSROC or equivalent) with following operations or as per manufacturers specifications.1) Removal of loose / spelled or damaged concrete by chipping and cleaning the concrete surface and reinforcement steel with wire brush and with water jet. 2) Cleaning the steel bars with approved rust remover and washing with water jet to make the surface free from Acid content. 3) Applying protective coat / bond coat using approved rust passivator. 4) Re-baring reinforcement with additional bars where area of steel bar found reduced less than 50% and applying approved polymer and cement in the specified proportion as per specification of manufacturers procedure . 5) Providing and applying polymer modified cement mortar as per manufactures specification in thickness 15-20 mm at a time. Including applying cement & polymer bonding layer to old concrete surface area before applying polymer modified mortar. Applying polymer & cement bond coat and further polymer modified mortar above the thickness of 20 mm up to 50 mm thickness wherever is necessary as per manufacturers specifications.

18 mm cement plaster in two coats under layer 12 mm thick cement plaster 1:5 (1 cement : 5 coarse sand) and a top layer 6 mm thick cement plaster 1:3 (1 cement : 3 coarse sand) finished rough with sponge.

Providing and laying water proofing treatment in sunken portion of WCs, bathroom etc., by applying cement slurry mixed with waterproofing cement compound consisting of applying : (a) First layer of slurry of cement @ 0.488 kg/sqm mixed with water proofing cement compound @ 0.253 kg/ sqm. This layer will be allowed to air cure for 4 hours. b) Second layer of slurry of cement @ 0.242 kg/sqm mixed with water proofing cement compound @ 0.126 kg/sqm. This layer will be allowed to air cure for 4 hours followed with water curing for 48 hours. (The rate includes preparation of surface, treatment and sealing of all joints, corners, junctions of pipes and masonry with polymer mixed slurry.)

Providing and injecting approved grout in proportion recommended by the manufacturer into cracks/honey-comb area of concrete/masonry by suitable gun/pump at required pressure including cutting of nipples after curing etc. complete as per directions of Engineer-in Charge. (The payment shall be made on the basis of actual weight of approved grout injected.) Stirrer mixed Acrylic Polymer of approved make @ 2% of weight of cement used) modified Cement slurry made with non shrink compound in concrete/RCC work

Providing Indian patent stone flooring of following thicknesses at all floors & levels, in cement concrete 1:2:4 using graded stone aggregate of 10 mm max. size laid to proper level or slope in alternate bays in panels of required sizes finished smooth including providing glass dividing strips of size 25 x 3 mm wherever required, curing, including removing carefully existing damaged/ worm out flooring and disposing off debris out side colony etc. complete all as per specifications & as directed by the Engineer-in-Charge.

40 mm thick

50 mm thick

Kota stone slab flooring over 20 mm (average) thick base laid over and jointed with grey cement slurry mixed with pigment to match the shade of the slab, including rubbing and polishing complete with base of cement mortar 1 : 4 (1 cement : 4 coarse sand) In floor 25 mm thick

Kota stone slabs 20 mm thick in risers of steps, skirting, dado and pillars laid on 12 mm (average) thick cement mortar 1:3 (1 cement: 3 coarse sand) and jointed with grey cement slurry mixed with pigment to match the shade of the slabs, including rubbing and polishing complete.

Extra for pre finished nosing in treads of steps of Kota stone/ sand stone slab

Providing and fixing 18 mm thick gang saw cut, mirror polished, premoulded and prepolished, machine cut for kitchen platforms, vanity counters, window sills, facias and similar locations of required size, approved shade, colour and texture laid over 20 mm thick base cement mortar 1:4 (1 cement : 4 coarse sand), joints treated with white cement, mixed with matching pigment, epoxy touch ups, including rubbing, curing, moulding and polishing to edges to give high gloss finish etc. complete at all levels. Note: for kitchen platform Marble or Granite laid or Cuddapah stone, in few place Polish cuddapah stone only laid.

a) Raj Nagar Plain white marble/ Udaipur green marble/ Zebra black marble. Note: Baroda green marble may also consider Area of slab up to 0.50 sqm

Area of slab over 0.50 sqm

b) Granite of any colour and shade Area of slab up to 0.50 sqm

Area of slab over 0.50 sqm

c) Cuddapah stone Area of slab up to 0.50 sqm

Area of slab over 0.50 sqm

d) Kota stone Area of slab up to 0.50 sqm

Area of slab over 0.50 sqm

Providing edge moulding to 18 mm thick marble stone counters, Vanities etc., including machine polishing to edge to give high gloss finish etc. complete as per design approved by Engineer-in-Charge.

Marble work

Granite work

Cuddapah stone

Kota stone

Extra for fixing marble /granite stone, over and above corresponding basic item, in facia and drops of width up to 150 mm with epoxy resin based adhesive, including cleaning etc. complete. NOTE: Kota and Cuddapah stone also

for providing opening of required size & shape for wash basin/ kitchen sink in kitchen platform, vanity counter and similar location in marble/ Granite/ stone work, including necessary holes for pillar taps etc. including moulding, rubbing and polishing of cut edges etc. complete.

Mirror polishing on marble work/Granite work/stone work where ever required to give high gloss finish complete.

Providing and fixing Stainless Steel A ISI 304 (18/8) kitchen sink as per IS:13983 with C.I. brackets and stainless steel plug 40 mm, including painting of fittings and brackets, cutting and making good the walls wherever required : Kitchen sink with drain board (510x1040 mm bowl depth 225 mm)

Mirror polishing on floor tiles and 100 mm side Skirting tiles work where ever required to give high gloss finish etc all complete. Job includes cleaning floor with potable water and removing leftover.

40 mm thick marble chips flooring rubbed and polished to granolithic finish, under layer 34 mm thick cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 12.5 mm nominal size) and top layer 6mm thick with white, black, chocolate, grey, yellow or green marble chips of sizes from 1 mm to 4 mm nominal size, laid in cement marble powder mix 3:1 (3 cement : 1 marble powder) by weight in proportion of 4:7 (4 cement marble powder mix : 7 marble chips) by volume, including cement slurry etc. complete : Light shade pigment with white cement

Providing and fixing Ist quality ceramic glazed wall tiles conforming to IS: 15622 (thickness to be specified by the manufacturer), of approved make, in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer-in-Charge, in skirting, risers of steps and dados, over 12 mm thick bed of cement mortar 1:3 (1 cement : 3 coarse sand) and jointing with grey cement slurry @ 3.3kg per sqm, including pointing in white cement mixed with pigment of matching shade complete

Providing and laying Ceramic glazed floor tiles of size 300x300 mm (thickness to be specified by the manufacturer) of 1st quality conforming to IS : 15622 of approved make in colours such as White, Ivory, Grey, Fume Red Brown, laid on 20 mm thick cement mortar 1:4 (1 Cement :4 Coarse sand), Jointing with grey cement slurry @ 3.3 kg/sqm including pointing the joints with white cement and matching pigment etc. complete.

Providing and laying Vitrified tiles in different sizes (thickness to be specified by manufacturer), with water absorption less than 0.08 % and conforming to I.S. 15622, of approved make, in all colours & shade, in skirting, riser of steps, over 12 mm thick bed of cement mortar 1:3 (1 cement: 3 coarse sand), jointing with grey cement slurry @ 3.3 kg/sqm including grouting the joint with white cement & matching pigments etc. complete. Size of Tile 600x600 mm Note: 1) Vitrified Tile of Salt & Pepper finish (White or Grey background) of M/s H.R. Johnson (India ltd.) or equivalent approved Make, pattern, colour etc. as per adjutant similar existing tiles. 2) Joints filled with M/s Bal Endura chemicals or equivalent Make etc all complete.

Providing and laying Vitrified tiles in floor with different sizes (thickness to be specified by the manufacturer), with water absorption less than 0.08% and conforming to IS:15622, of approved brand & manufacturer, in all colours and shade, laid with cement based high polymer modified quick set tile adhesive (water based) conforming to IS : 15477, in average 6 mm thickness, including grouting of joints. Size of Tile 600x600 mm Note: 1) Vitrified Tile of Salt & Pepper finish (White and Gray background) of M/s H.R. Johnson (India ltd.) or equivalent approved Make, pattern, colour etc. as per adjutant similar existing tiles. 2) Joints filled with M/s Bal Endura chemicals or equivalent Make etc all complete.

Providing and fixing of machine cut and both side polished minimum 40 mm thick Cuddapah stone for shelves of cup board including removing of old damaged wooden shelves and making Nitches all the three sides of cup board very carefully and fixing cuddapah with cement mortar and reinstating the surrounding as per existing including removing of old damaged shelves outside colony all as directed by Engineer-in-Charge.

Repairs to the existing door frame of bath, W.C., bed,. door etc. by replacing part of the frame with 2nd class teak wood at site of work by : i) Cutting of the damaged / decayed portion of the door frame without disturbing / removing of the existing frame. ii) Providing wood with 2nd class teak wood as per the existing frame for repairing of the damaged / decayed portion of the frame including making lap joints for jointing the new wood with old wood work by fixing necessary screws and synthetic adhesive etc. complete. iii) Fixing the repaired door frame in position with embedding the frame up to 50 mm depth in the floor and fixing coach screws to the wall including breaking of the floor for making pocket, applying two coats of bituminous paint to the surfaces of frames in contact with masonry / concrete, repairing floor with P.C.C. 1:2:4 finishing, including one coats of synthetic enamel paint over one coat of primer on new work and one coat of synthetic enamel paint over entire surfaces of frame etc. & disposing of debris outside colony etc. complete all as directed by the the Engineer-in-Charge.

Providing and fixing ISI marked flush door shutters conforming to IS :2202 (Part I) non-decorative type, core of block board construction with frame of 1st class hard wood and well matched commercial 3 ply veneering with vertical grains or cross bands and face veneers on both faces of shutters: 35 mm thick including ISI marked Stainless Steel butt hinges with necessary screws

Providing and fixing glazed shutters for doors, windows and clerestory windows using 4 mm thick float glass panes, including ISI marked M.S. pressed butt hinges bright finished of required size with necessary screws.

Second class teak wood 35 mm thick

Second class teak wood 30 mm thick

Extra for providing frosted glass panes 4 mm thick instead of ordinary float glass panes 4 mm thick in doors, windows and clerestory window shutters. (Area of opening for glass panes excluding portion inside rebate shall be measured).

Providing and fixing ISI marked flush door shutters conforming to IS :2202 (Part I) non-decorative type, core of block board construction with frame of 1st class hard wood and well matched commercial 3 ply veneering with vertical grains or cross bands and face veneers on both faces of shutters: 19 mm thick (for cupboard) including ISI marked nickel plated bright finished M.S. piano hinges with necessary screws

Extra for providing lipping with 2nd class teak wood battens 25 mm minimum depth on all edges of flush door shutters (over all area of door shutter to be measured).

Providing and fixing bright finished brass 100 mm mortice latch and lock, ISI marked, with six levers and a pair of anodized (anodic coating not less than grade AC 10 as per IS : 1868) aluminium lever handles of approved quality with necessary screws etc. complete.

Providing and fixing aluminium hanging floor door stopper, ISI marked, anodized (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour and shade, with necessary screws etc. Complete.

Single rubber stopper

Twin rubber stopper

Providing and fixing aluminium tower bolts, ISI marked, anodized (anodic coating not less than grade AC 10 as per IS : 1868 ) transparent or dyed to required colour or shade, with necessary screws etc. complete :

Providing and fixing aluminium handles, ISI marked, anodized (anodic coating not less than grade AC 10 as per IS : 1868) transparent or dyed to required colour or shade, with necessary screws etc. complete : 125 mm

Providing and fixing magnetic catcher of approved quality in cupboard /ward robe shutters, including fixing with necessary screws etc. complete: Double strip (horizontal type)

Providing and fixing 18 mm thick, 150 mm wide pelmet of flat pressed 3 layer or graded wood particle board medium density grade I, IS : 3087 marked, including top cover of 6 mm commercial ply wood conforming to IS: 303 BWR grade, nickel plated M.S. pipe 20 mm dia ( heavy type) curtain rod with nickel plated brackets, including fixing with 25x3 mm M.S. flat 10 cm long fixed to pelmet with hillock wood cleats of size 100 mm x 40 mm x 40 mm on both inner side of pelmet and rawl plugs 75 mm long etc. all complete.

Providing and fixing teak wood lipping of size 25x3 mm in pelmet.

35 mm thick factory made Solid panel PVC Door shutter, made out of single piece extruded solid PVC profiles, 5 mm (± 0.2 mm) thick, having styles & rails (except lock rail) of size 95 mmx 35 mm x 5 mm, out of which 75 mm shall be flat and 20 mm shall be tapered (on both side),having one side thickness of 15 mm integrally extruded on the hinge side of the profile for better screw holding power, including reinforcing with MS tube of size 40 mm X 20 mm x 1 mm, joints of styles & rails to be metered cut & joint with the help of PVC solvent cement, self driven self tapping screws & M.S. rectangular pipes bracket of size 190 mm X 100 mm of cross section size 35 mm x 17 mm x 1 mm at each corner. Single piece extruded 5 mm thick solid PVC Lock rail of size 115 mm x 35 mm, out of which 75 mm to be flat and 20 mm to be tapered at both ends, having 15 mm solid core in middle of rail section integrally extruded, fixing the styles & rails with the help of solvent and self driven self tapping screws of 125 mm x 11 mm, including providing 5 mm Single piece solid PVC extruded sheet inserted in the door as panel, all complete as per manufacturer's specification and direction of Engineer-in-charge. Non decorative finish (matt finish)

Renewing glass panes, with wooden fillets wherever necessary: Float glass panes of nominal thickness 4 mm (weight not less than 10kg/sqm)

Providing and fixing 600x120x5 mm glass shelf with edges round off, supported on anodized aluminium angle frame with C.P. brass brackets and guard rail complete fixed with 40 mm long screws, rawl plugs etc., complete.

Providing and fixing 600 x 450 mm bevelled edge mirror of superior glass (of approved quality) complete with 6 mm thick hard board ground fixed to wooden cleats with C.P. brass screws and washers complete.

Providing and fixing C.P. teak wood moulded beading (architrave) of sizes 40 mm x 20 mm. around door & window frames at all floors & locations with necessary screws including two coats of painting with one coat of approved primer including cost of screws, wastages in cutting, transportation etc. including removing the old damaged beading and disposing the same complete all as directed by the Engineer-in-Charge.

Providing & fixing approved C.P. brass towel rods of size 600 mm x20mm with a pair of C.P. brass brackets, wall flanges C.P. brass brackets, wall flanges etc. fixed to wall with C.P. brass screws, screwed on to rawl plugs etc complete including the cost of removing the existing one & returning to Stores etc complete all as per specifications and as directed by the Engineer-in-Charge.

Disposing of the unwanted wooden pieces, tree branches, twigs, dried leaves, brocken glass, debris from TIFR Housing colony to MMRDA or MCGM dumping ground at New Mumbai, disposing the debris by mechanical / truck including loading unloading the debris from premises including cost of labour, tools & plants, mechanical means etc. complete all as directed by the Engineer-In-Charge.

Providing and applying one coat of white cement based wall care putty(Avg.1mm thick) of approved make over entire surface including preparing old painted surfaces by thoroughly scrapping oil bound distemper /acrylic emulsion / white wash etc, filling up the cracks, crevices, depression, holes, including sand papering and making surfaces even and smooth dusting /cleaning, applying one coat of approved cement primer, scaffolding , covering the furniture etc with tarpaulins or equivalent covering materials, cleaning of all surfaces etc.& disposing of debris outside colony etc. Complete as per specifications and as directed by the Engineer-in-Charge. a) Two coats of synthetic oil bound distemper.

Repainting of old painted surfaces with two coats of synthetic oil bound distemper (on already prepared surface/ old similar painted surface) of Bison Acrylic Distemper of M/s. Berger/ Beauty of M/s. Nerolac/ Maxilite Acrylic Distemper of M/s. ICI / Tractor brand of M/s. Asian/ or other approved equivalent make of approved shade/ colour, including filling minor cracks, depression & minor touch up etc with approved putty and applying one coat of approved cement primer over rectified area only, including covering the furniture etc with tarpaulins or equivalent covering materials before applying, scaffolding, removal of splashing & droppings from floors, doors & windows, cleaning the surfaces etc. complete all as per specifications and as directed by the Engineer-in-Charge. a) Two coats of synthetic oil bound distemper.

Repainting of old painted surfaces with two coats of acrylic emulsion paint (on already prepared surface/ old similar painted surface) of Asian Premium Emulsion of M/s. Asian/Rangoli Super Acrylic Emulsion of M/s. Berger/Gold Acrylic Emulsion of M/s.Berger/Acrylic Dulux Super Smooth of M/s. ICI or other approved equivalent make of approved shade / colour, including filling minor cracks, depression & minor touch up etc with approved putty and applying one coat of approved cement primer over rectified area only, including covering the furniture etc with tarpaulins or equivalent covering materials before applying, scaffolding, removal of splashing & droppings from floors, doors & windows, cleaning the surfaces etc. complete all as per specifications and as directed by the Engineer-in-Charge. a) Two coats of acrylic emulsion paint.

Repainting of old painted wooden/steel surfaces with two coats of synthetic enamel paint using first quality synthetic enamel paint of approved make and shade over one coat of approved primer wherever required, including preparing surfaces, filling with putty including scaffolding and cleaning the surface by removing old paint by scrapping, blow lamp, etc and removing splashing's & droppings from floors, doors & windows etc. complete as per specification and as directed by the Engineer-in-Charge. a) On wooden/ Steel surface

Repainting of old painted surfaces with two coats of Flat Oil paint (on already prepared surface) of approved make and shade, including filling minor cracks, depression & minor touch up etc with approved putty and applying one coat of approved cement primer over rectified area only including covering the furniture etc with tarpaulins or equivalent covering materials, before applying, scaffolding, removal of splashing & droppings from floors, doors & windows, cleaning the surfaces etc. complete all as per specifications and as directed by the Engineer.in.Charge a) Two coats of Flat Oil paint.

Applying three coats of Touch wood of approved make & tint to obtain finish as required over a coat of wood filler including sand papering, cleaning, filling up holes, cracks & crevices with putty etc. complete to give an uniform shade etc., complete all as per specifications & as directed by the Engineer-in-Charge.

Providing and applying three finished coats of acrylic based emulsion exterior coating (Over sand faced plastered surfaces / RCC Jalli / fins ) of Apex Ultima of M/s. Asian Paints / Excel of M/s. Nerolac / Heatshield of M/s. Dr.FIXIT / Weather shield Max of M/s. ICI Delux or other approved equivalent make and shade over the sand face / rough cast plaster/ RCC jalli / RCC fins at locations as required, including preparation in proportion of One litre of Apex Ultima or other makes with 400 ML. of potable water, thoroughly mixed and applied at an interval of 4-6 hours for each successive coats and ensure consumption of 0.27 litre/Sqm for 3 coats, including preparation of surface, cleaning and filling the cracks and crevices with Latex caulking crack filler etc. complete generally as per the manufacturer's specification and as directed by the EIC.

Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete. Note: This Item will be operated where the surface of wall present condition is of White or Colour wash finish as directed by Engineer in-charge.

Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface : Water thinnable cement primer Note: This Item will be operated where the surface of wall White or Colour wash finish completely scrubbed off and as directed by Engineer in-charge..

PART- B ( PH WORKS)

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, i/c cutting and making good the walls etc. Internal work - Exposed on wall

50 mm n.b. NOTE : The measurement shall be taken along the centre line of pipes & fittings or specials but excluding flanges.

Providing and fixing Unplasticized Polyvinyl Chloride (UPVC) Schedule 80 pipes confirming to IS:4985-2000 for Portable water supply, including all UPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step UPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. Internal work - Exposed on wall

50 mm n.b. NOTE: This item will be operated for replacing existing pipes placed in to the Vertical narrow shaft of size 0.35 meter x 1.20 meter and terrace looping.

Providing and fixing in position heavy pattern screw down gun metal Gate Valve conforming to IS:778 with hand wheels at top including testing for 10 Kg./Sq.Cm. pressure with clean and potable water with a minimum testing duration of two hours etc including removing gun metal Gate valve & returning to deptt stores etc complete all as per specifications and as directed by the Engineer in Charge.

Providing & fixing UPVC Ball valve with handles and wheels of approved make in position heavy Pressure sustain for terrace looping and vertical down take lines ( as per ASTM Schedule 80 pressure type). Job includes cutting the pipe line in Narrow Kitchen or Bath shafts, making arrangement to fix Ball valve in position with all Brass Inserts like MTA, FTA and UPVC Fittings like Elbow, Tee, Couplings etc. Including testing for 10-20 Kg/cm2 pressure with clean and potable water with a minimum testing duration of two hours etc.as per specification and as directed by the Engineer-in-charge

FOR 3/4" UPVC Ball Valve

Providing and fixing white vitreous china pedestal type (European type/ wash down type) water closet pan.

Providing and fixing white vitreous china wash basin including making all connections but excluding the cost of fittings

Flat back wash basin of size 630 x 450 mm

Flat back wash basin of size 550x400 mm

Providing and fixing PVC flexible connection pipe 1/2 diameter and length 18” Flush tank and Wash basin Angle valve of approved make and as directed by Engineer in-charge.

Providing and fixing solid plastic seat with lid for pedestal type W.C.pan complete a) White solid plastic seat with lid

Providing and fixing P.V.C. low level flushing cistern with manually controlled device (handle lever) conforming to IS : 7231, with all fittings and fixtures complete. a) 10 litre capacity - White

Providing and fixing heavy quality 15 mm n.b. C.P. brass pillar tap with jam nuts of easy clean variety including removing the existing and depositing to Department etc complete all as per specifications and as directed by the Engineer-in-Charge.

Providing and fixing C.P. brass stop cock (concealed) of standard design and of approved make conforming to IS:8931.: 15 mm nominal bore

Providing & fixing 32 mm / 40 mm dia heavy quality C.P. brass waste coupling with plug & chain, including removing the existing & depositing to deptt stores etc complete all as per specifications and as directed by the Engineer-in-Charge.

Providing and fixing CP Brass 32 mm size Bottle Trap of approved quality & make and as per the direction of Engineer-in-charge.

Providing and fixing PVC flush pipe of approved make of 32 mm dia and connecting to the flush tank with proper brass check nut and connecting to the W.C. pan and making leak proof joints of flush and W.C. ends and including removing the existing one etc complete all as per specifications and as directed by the Engineer-in-Charge.

Providing and fixing C.P. brass long body bib cock of approved quality conforming to IS standards and weighing not less than 690 gms.for 15 mm nominal bore

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

Providing and fixing C.P. brass shower rose with 15 or 20 mm inlet : 100 mm diameter of approved Make

Providing and fixing 15 mm dia S.S. Jet spray with pipe Nominal diameter 1/2”, length 1 meter, Inner tube is made of (EPDM) Material. Outer tube is stainless steel ,Brass forging nut-copper core , Applicable temperature up to 80 Degree Celsius, High quality rubber quality and C.P stand for hanging tube of approved Make and directed by Engineer - in - charge.

Providing and fixing Stainless steel Grade 304 flexible connection pipe 1/2 diameter and length 18” , for geyser, water heater ,EPDM inner tube copper inner joint ,304 stainless steel joint nut, Make: Racold or Alton or Blaze world or Equivalent

Providing and fixing P.V.C. waste pipe for sink or wash basin including .P.V.C. waste fittings complete. Flexible pipe 32 / 40 mm dia

Providing and fixing C.P. Brass extension nipple (size 15mmx50mm) of approved make and quality as per direction of Engineer-in-charge.

Providing and fixing PTMT grating of approved quality and colour. Rectangular type with openable circular lid. 150 mm nominal size square, 100 mm diameter of the inner hinged round grating

Providing and fixing UNPLASTICIZED POLYVINYL CHLORIDE (UPVC) PIPES FOR SOIL AND WASTE Discharge System per IS: 13592, TYPE-B including all fittings like tee, elbow, coupler, Double equal/unequal Tee,Plug etc and fixing the pipe a for Nahni trap and WC Drainage work inside the sunken area and Narrow vertical plumbing shafts of size 0.35 meter x 1.20 meter, including testing of joints etc all complete as per direction of Engineer in Charge. PVC - SWR Pipe & Fittings ( TYPE-B )

75 mm dia.

100 mm dia. NOTE: Rate quoted shall be for each item including removal of existing damaged material and depositing to TIFR Stores disposing off the debris out side Colony.

Providing and fixing UNPLASTICIZED POLYVINYL CHLORIDE (UPVC) Nahni Trap with or without jali of Size 110 x 75 mm or 110 x 63 mm for fixing to the pipe as per IS: 13592, TYPE-B including all accessories, solvent, cement and fixing the pipe in Bathroom and WC area inside the sunken area and Narrow vertical plumbing shafts of size 0.35 meter x 1.20 meter, including testing of joints etc all complete as per direction of Engineer in Charge.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes for hot & cold water supply having thermal stability ranging from 27 degree Celsius to 82 degree Celsius as per IS: 15778, SDR-11, CLASS-1 , including all CPVC plain & brass threaded fittings and fixing the pipe with one step CPVC solvent cement and the cost of cutting chases in brick wall/plaster for Concealed work and making good the same with cement plaster after testing of joints etc all complete as per direction of Engineer in Charge.

15 mm dia n.b

20 mm dia n.b

PART- C ( Preventive repairs and Miscellaneous Works)

Cleaning of Over Head R.C.C.Tank including disposal of slit and rubbish, all as per direction of Engineer-in-Charge. The cleaning shall consist following operations:- (i)Tank shall be emptied of water by pumping & bottom shall be cleaned of silt and other deposits. (ii) Entire surface area of the sump shall then scrubbed thoroughly with wire brush etc. and pressure washed with water. (iii) Chlorination of RCC internal surface by liquid chlorine. (iv) The treated surface shall be dried using air jetting and all loose particles shall be removal from the surface. (v) Finally the surface shall be treated with ultraviolet radiation etc. as per direction of Engineer-in-Charge.

Parashara - 2.44 x 4.88 x 2.67 Mtrs.

Bhaskara - 15.00 X 5.90 X2.90 Mtrs.

Meghnad - 5.90 X 2.90 X 2.44 Mtrs.

Raman Sadan - 6.90 X 3.55 X 2.37 Mtrs.

Satyendra & Panini - 3.86 X 3.28 X 2.30 Mtrs. NOTE:- 1) All the concerned allottees are to be intimated well in advance to store water in sufficient quantities. 2) All the delivery, valves are to be closed, lines to be sealed with cotton gags, to prevent silt and other deleterious matter entering the supply lines. 3) Cleaning cycle/schedule should be so arranged as to complete before the water supply resumes each day. 4) Scour valves are to be closed and outlet valves are to be opened, once the cleaning operation is completed.

Cleaning the underground/surface, open/covered, RCC Hume pipe/ RR masonry, storm water drains, and their connecting inspection chambers, of the under mentioned dia. / sizes, including carefully removing the RCC, drain covers/gratings, removing all the silt, dirt, debris, rags, stones, vegetation, plastics, etc. All sorts of deleterious matter lying inside, replacing the drain covers/gratings in their respective locations after the cleaning is completed, disposing off the debris at municipal disposal ground etc. Complete all as directed by the Engineer-in-Charge.

RCC Hume-pipe drains upto 150 mm dia.

RCC Hume-pipe drains upto 300 mm dia.

SWDS of appx. Size 150 X 300 mm. With covers

SWDS of appx. Size 150 X 300 mm. Without covers

Sewerage line up to 200mm dia

Inspection / Manhole Chamber

Cleaning and desilting of gully trap chamber, including removal of rubbish mixed with earth etc. and disposal of same, all as per the direction of Engineer-in-charge.

DEEPAK ENTERPRISES