WELCOME MAINTENANCE OF MD ACCN AT NASA AND DAY TO DAY MAINTENANCE AND PERIODICAL SERVICES TO EM INSTALLATION WATCH TOWER MES COMPLEX UNDER AGE BR II AT INA EZHIMALA

Notes:- (i) The Scope of Work is in scattered area and to be carried out from Ground Level to nearly upto 20 Metres of Height (ii) Rates included using mechanical means for surface preperation and application of paint as per manufatures instruction all as specified and as directed by Engg-in-Charge. (iii) Rates are included for Scaffolding as required. Contractors should arrange necessary scaffolding and all safety precautions for workers at the time of carrying out works as described in sch 'A'/ BOQ (iv) Contractor should visit the site before quoting the tender to asess the resources required to execute the work as the site include prestigeous buildings of INA. (iv) Minimum 25% material should always be avialeble at the site.

Material & labour for preparation of old treated celling surfaces and applying one coat of white wash on ceiling all as specified and as directed.

Material & labour for complete removal of existing treatment/new plaster surface and applying two coats of acrylic emulsion paint (interior grade) on wall over a coat of acrylic primer over as required of putty of nails holes and door chowkhats gap all as specified and as per manufacturer's instructions and as directed.

Material & labour for preparation of old painted steel/iron surfaces exc 10cm width or girth and applying one coat of synthetic enamel paint on complete all as specified and as directed.

Material & labour for preparation of old treated wooden surfaces of any description over 10 cm width or girth and applying one coat of synthetic enamel paint complete all as specified and as directed.

Material & labour for preparation of old painted surfaces n.exc 10cm width or girth and applying one coat of synthetic enamel paint on steel/iron surfaces all as specified and as directed.

Removing Shrubs, Vegitation, roots etc.. from External wall surfaces , by taking down plastering as the case may be, and making good the surface dismantled all as specified and directed by EIC. (Area to be dismantled/cleaning exc 1 Sqm and not exc 3 Sqm) all as specified and as directed

Material & labourfor treating holes crackes etc.. up to 10 mm making V groove using pattil blades and filling the crackes with ready to use crack fillers and allowed to dry complete all as specified and as dircted.

Taking up or down steel tubing and connections, 25 or 32 mm bore incl cleaning and removal to store all as specified and as directed

Taking up or down steel tubing and connections, 20 mm bore incl cleaning and removal to store all as specified and as directed

Supply & fix 32mm outer dia CPVC pipes SDR 11 & Plain CPVC SDR 11 fittings on walls/ceiling or laying in floors complete all as specified and as directed.

Supply & fix 25mm outer dia CPVC pipes SDR 11 & Plain CPVC SDR 11 fittings on walls/ceiling or laying in floors complete all as specified and as directed.

Supply & fix 20mm outer dia CPVC pipes SDR 11 & Plain CPVC SDR 11 fittings on walls/ceiling or laying in floors complete all as specified and as directed.

Disconnecting existing tanks capacity exc 250 litre and n.exc 500 litres setting aside (or lowering if required) for repairs, cleaning, etc. Reconnecting and re-fixing in position all as specified and as directed.

Taking down existing water proofing treatment of any description and removal rubbish off the premises, complete all as specified and as directed.

Material & labour 10mm thick rendering in CM 1:3 on roof with water proofing compound surfaces finished even and smooth without using extra cement, complete all as specified. Note: water proofing compound shall be measured and paid separately

Material and Labour preparation of roof surface by throughly wire brused ,washed ,dried up,cleaned of all the foregin matters and dust ,and applying bitumenous primer @250gms/sqm ,and then laying 4mm thick APP modified bituminous membrane with non woven polyster matt as reinforced weighting not less than 4.00kg per sqm ,laid on primed surface with torch application method by providing overlap minimum 100mm longitudnal and 150mm on transerve direction .All angles and similar projections should be sealed well with extra care to ensure full bondage,all joints and changes in direction should be curved with cement mortar 1:3 mixed with SBR Latex @ 200ml /bag of cement.

Supply & fix in repairs 15mm bore chromium plated bib taps long body fancy type, cast copper alloy, screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipes including taking down of old items all as specified and as directed.

Supply & fixin repairs angular stop valve, cast copper alloy, screwed down, high pressure with crutch or butterfly handle, chromium plated, fancy type, screwed both ends for iron pipe or for union and fixed, suitable for 15 mm bore pipe, complete all as specified and as directed.

Supply & fix in repairs 15 mm bore pillar taps, cast copper alloy, with capstan heads, chromium plated, screwed down high pressure, with or without lettered `Hot' or `Cold' with long screwed shanks and fly-nuts, screwed for iron pipe and fixed all as specified and as directed.

Supply & fix in repairs 125mm size brass chromium plated shower rose all as specified and as directed.

Supply & fix in repairs Health faucet (ABS Body) mild steel chromium plated suitable for 15 mm dia pipe with 1.25 metre long flexible tube and ABS wall hook including making connections and fixed in position complete in all as specified and as directed.

Supply & fix in repair 15mm bore stop valves chromium plated cast copper alloy (long shank, fancy type) screwed down, high pressure, with crutch or butterfly handle, screwed both ends for iron pipes (concealed type) all as specified and as directed.

Supply & fix in repairs PVC valve less syphonic action type flushing cistern low level with inlet ball valve float and handle including brackets 10 ltrs capacity all as specified and as directed.

Supply & fix 32mm dia PVC flexible waste pipe for urinals/WHB/sink all as specified and as directed.

Supply & fix in repairs PVC connections 15mm size with PTMT nuts of length 450mm all as specified and as directed.

Supply & fix in repairs vitreous china, wash down water closet (EWC), coloured with seat cover, closed pattern with flat bottom and cover with mild steel (CP) or aluminium hinging device fixed with necessary bolts complete all as specified and as directed.

Supply & fix in repairs Vitreous china squatting pan "Orissa pattern size 630x450 white with integral foot rest (excluding flushing cistern and flush ipe ) Make Cera or equivalent fixed in repair complete all as specified and as directed.

Supply & fix in repairs vitreous China wash basin,coloured (flat back) 550x400mm excluding pillar tap, but including fixing brackets, cutting for and pinning in ends of brackets all as specified and as directed.

Taking down cement plaster on bricks or stone walls including raking out joints hacking for key scrubbing down with water etc all as specified and as directed.

Material & labour 10 mm thick rendering on stone masonry or faces other than fair faces of brick work in cement mortar 1:6 surfaces finished even and fair all as specified and as directed.

Material & labour, 15mm thick rendering in CM 1:4 on fair faces of brick work or concrete surfaces with liquid water proofing compound, surface finished even and fair, complete all as specified and as directed. Note: water proofing compound shall be measured and paid separately

Dismantling floor hearth or wall tiling including cement mortar bedding, (but not backing) removing serviceable tiles to store and rubbish of the premisesall as specified and as directed.

Material & labour for coloured Non-skid ceramic tiles (square/rectangular) 7 to 8mm thick in floors, area of each tile exc.0.11 sqm but n.exc 0.18 sqm, set and jointed in neat cement slurry and pointed in white cement mixed with matching pigment over and including 15mm thick screed bed in CM 1:4 all as specified and as directed.

Material & labour for coloured Non-skid ceramic tiles (square/rectangular) 7 to 8mm thick in floors, area of each tile exc.0.18 sqm but n.exc 0.38 sqm, set and jointed in neat cement slurry and pointed in white cement mixed with matching pigment over and including 15mm thick screed bed in CM 1:4 all as specified and as directed.

Material & labour for Glazed ceramic coloured tiles 350x250x7mm / 450x350x7mm thick in vertical surfaces of stone/brick wall, set and jointed in neat cement slurry and pointed in coloured cement to match over and including 15mm thick backing coat plaster in CM 1:4 all as specified and as directed.

Taking down chowkats with shutter (without taking off shutter from the frame) exc 1.5 Sqm but n.exc 4.00 Sqm each all as specified and as directed.

Supply & fix Pressed steel frames of size 105 x 60 mm for doors with one or more rebates including necessary fixing lugs, hinges, etc complete as specified and as directed.

Supply & fix pressed steel frames,size 125 X 60mm for doors with one or more rebates including necessary fixing lugs, hinges, lock strike plate etc all as specified and as directed.

Material & labour filling concrete inside frame in PCC 1:3:6, type C-0 using 12.5 mm graded stone aggregate all as specified and as directed.

Supply & fix Plain framed, panelled shutter (two panel) 35 mm thickness with lock rail and panel of 9mm B.W.P. commercial ply or 12 mm veneered particle board with commercial veneering on both faces. The size of rail and stile as per IS : 1003 (Part I), kiln seasoned and chemically pressure treated - 2nd class HW rail & style all as specified and as directed.

Supply & fix 30mm thick 1st class hard wood Glazed and skelton door shutters , open rebated and prepare to receive glass, gauge etc, size of members of shutters as specifed in SSR part I all as specified and as directed.

Supply & fix 150mm anodized aluminium barrel tower bolt of extruded section all as specified and as directed.

Supply & fix in 150mm extruded anodised aluminium alloy handles fabricated type all as specified and as directed.

Supply & fix in floor door stopper 150mm size aluminium alloy body and tongue double legged, anodised with hard drawn steel spring fixed to door all as specified and as directed.

Material & labour for preparation of new or previously untreated wood based surface exc 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of pink primer all as specified and as directed.

Supply & fix 300 mm long Aluminium alloy, anodised, sliding door bolt with hasp, staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast aluminium alloy and fixed all as specified and as directed.

Supply & fix for door seal with aluminium top and bottom fiber brush for glazed ,skelten and panelled door to stop germs,mosquito,snake from outer side(for size n exc 1.2mtr) complete all as specified and as directed .

Supply & fix 300mm long ordinary MS rat tail rod pattern springs including roller plate complete all as specified and as directed.

Taking down chowkats with shutter (without taking off shutter from the frame) n. exc 1.5 Sqm each all as specified and as directed.

Supply & fix Solid PVC Double door frame of size 50mm x 95mm made out of 5mm Plain colour PVC sheet reinforced with M.S. tube, suppling & fixing in opening as per specification & drawing and all as specified and as directed.

Supply & fix Factory Made Solid PVC Moulded Door Shutter, 28 to 30mm thick (stiles), with 2, 4, or 6 raised panel design with 2mm thick Moulded PVC Sheet on the front face & 2mm plain colour PVC sheet on back face, supplying & fixing in frame at site as per specification & drawing - - With Particle Board Core and all as specified and as directed.

Supply & fix 75mm long aluminium handles, cast type, anodised all as specified and as directed.

Supply & fix 150mm size extruded aluminium alloy handles fabricated type anodised complete all as specified and as directed.

Supply & fix 75 mm size butt hinges, medium weight, cold rolled mild steel, and fixed complete all as specified and as directed.

Supply & fix 100mm Stainless steel butt hinges, cold rolled medium weight all as specified and as directed.

Supply & fix in repairs 300 mm long Aluminium alloy, anodised, sliding door bolt with hasp, staple (bolt type) and fixing clips of sheet, cast or extruded sections and fixing bolts and sliding bolts of extruded sections or cast aluminium alloy and fixed all as specified and as directed.

Supply & fix in repairs 150mm long aluminium, anodised barrel tower bolt of extruded section complete all as specified and as directed.

Supply & fix in repairs Floor door stopper of aluminium alloy body and tongue, anodised, with hard drawn steel spring and overall length of cover plate 140mm all as specified and as directed.

Supply & fix in repairs 300mm long ordinary MS rat tail rod pattern springs including roller plate complete all as specified and as directed.

Supply & fix plastic seat cover (colour) closed pattern with flat bottom suitable for EWC including taking down old coverall as specified and as directed.

Supply & fix in repairs 20mm dia,D type, 60cm long cast copper alloy, chromium plated towel rail, complete all as specified and as directed.

Supply & fix in repairs chromium plated soap tray fixed with CP brass screws all as specified and as directed.

Suppkly & Fix in repairs curtain rails, anodised aluminium alloy with fixing brackets, stops, rollers etc all as specified and as directed.

Supply & fixing in repairs plastic finial of 28 to 29mm bore decorated type of any colour /Patern best quality to suit the curtain rod and fixed at the end of curtain rod with suitable adhesive complete all as specified and as directed by Engineer-in-Charge.Make: Aerolux/MEC or VISTA

Supply & fixing in repairs mild steel prepainting bracket to hold the curtain rod and fixed to wall (concrete /brick masonary) with the help of 2 Nos 50mm long steel screws and rawl plug included drilling with electric drill and making good the distrubed surfaces complete all as specified and as directed.

Hacking out old broken glass ( any thickness, size, quality or description) from metal frame including punching or drilling out old glazing pins/ spring clips and providing and fixing new ones all as specified and as directed.

Material & labour for 4mm thick sheet glass plain ordinary quality not exc 0.50 sqm in each pane and glazing with beading complete all as specified and as directed. (Note : aluminium beading shall be measured separately)

Dismantling the existing water tank and S&F Rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part I - Capacity 500 litres all as specified and as directed

Supply & fix in repairs Ball brass valves, high pressure, with polythene float and flynut (25mm)complete, screwed for iron pipe or brass ferrule and fixed in repairs all as specified and as directed.

Supply & fix in repairs aluminium window shutter's rubber beading/rubber corner/rollers suitable size inclu taking down and refixing in same opening complete as specified and as directed.

Pieces, small let in for making good where hinges, etc. Have been removed from chowkhats or frames, joinery, etc.including painting or oiling to match, if required all as specified and as directed.

Supply & fix in repairs small GI fittings 15mm, such as socket, tee, elbow etc as required at site complete all as specified and as directed (Unit for this item shall be one No for each one item)

Supply & fix in repairs small GI fittings 15mm, such as reducer 20 x 15, reducer 20 x 25 tee of unequal size etc as required at site complete all as directed (Unit for this item shall be measured one No for each one item).

Supply & fix in repairs waste coupling PTMT 32mm dia for glazed ware basins etc with long screwed shanks and fly nuts flanged etc complete all as specified and as directed .

Taking down defective/damaged water storage tank cover and supply & fix polyethylene tank cover with necessary locking arrangement all as specified and as directed at site.

supply & fix in repairs Grating doom 100mm dia of CP with or without wastage hole complete all as specified and as directed

Supply & fixing in repairs chromium plated stop valve concealed type with long shank, cast copper alloy, screwed down high pressure with crutch or butterfly handle, screwed both ends for unions suitable for size 15mm bore complete, all as specified and as directed.

Cutting chases, pinning in. making good to facings where required and pointing in cement mortar 1:3 to ends or edges of landings, steps, cills, sunshades, shelves, lintels, etc.; and cutting chases for concealed water tubing or concealed conduit wiring, etc., and making good, cutting not exc 10 cm girth all as specified and as directed

Supply & fixing 110mm bore PVC (SWR) pipe single socketed in any length with rubber ring joints, jointed with solvent fixed to walls/ laid in trenches complete all as specified and as directed.

Supply & fixing PVC (SWR) bend 110mm bore of any redius complete all as specified and as directed.

Dismantling the existing water tank and S&F Rotational moulded polyethylene water storage tanks (cylindrical vertical with closed top) triple layered food grade 1000 litres capacity hoisted and fixed in position all as specified in SSR Part I - Capacity 1000 litres all as specified and as directed.

Supply & fix in repairs aluminium alloy wire cloth, 0.45mm nominal dia of wire and average width of aperture 1.4mm and fixed with aluminium wire staple

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

Material & labour for preparation of old treated surfaces and applying one coat of acrylic emulsion paint on wall (interior grade) using suitable mechanical sprayer all as specified and as per manufacture's instructions all as specified and as directed.

Material & labour for preparation of old treated surfaces and applying two coats of acrylic emulsion paint on wall (interior grade) using suitable mechanical sprayer all as specified and as directed per manufacture's instructions .

Material & labour for preparation of wall surfaces by scrubbing using nylon /jute/wire brushes scrapper blades and applying wall care putty interior or exterior and finshing the surface even and smooth complete all as specified and as directed.

Cleaning and removing all scales and dirt, etc from tanks and from mouths of circulating pipes etc. of capacity exc 250 and n.exc 500 ltrs painting the details of cleaning with date and date of next cleaning due all as specified and as directed.

Supply & fix in repairs sinks made of stainless steel lmm thick kitchen or laboratory with plugs, washers and wastes; including bedding in cement mortar on to dwarf wall or including fixing cantilever brackets and connecting union to pipe, overall size 495mm x 420mm bowl size 410mm x 330mm x 160mm all as specified and as directed.

Supply & fix 100mm mild steel butt hinges, cold rolled medium weight all as specified and as directed.

Supply & fix in repairs Mortice lock brass body, 100 mm, 4 levers vertical type all as specified and as directed.

Material & labour for 5.5mm thick sheet glass plain ordinary quality exc 0.50 sqm in each pane and glazing with oil putty complete all as specified and as directed. .

Removal of air chockin internal water supply system of pipe of any dia all as specified and as directed.

Supply & fixin repairs rubber beading suitable size for safety purpose (snake guard) in bottom of door complete as specified and as directed.

Supply & fix in repairs plate rack made of stainless steel 1mm thick kitchen ; including fixing to wall overall size 766mm x 254mm x 706mm . Complete all as specified and as directed.

Supply & fix in repairs 75mm PVC (SWR) floor trap plain with grating including jointing with solvent cement all as specified and as directed.

Material & labour for coloured Non-skid ceramic tiles (square/rectangular) 7 to 8mm thick in floors, area of each tile exc.0.06 sqm but n.exc 0.11 sqm, set and jointed in neat cement slurry and pointed in white cement mixed with matching pigment over and including 10mm thick screed bed in CM 1:4 all as specified and as directed.

Dismantling of cast iron or reinforced concrete drian pipes 100/110 mm bore drain pipes (CI/PVC ) set in cement mortor and taking out of floor/walls, if required (Work in foul condition and in shaft) complete all as specified and as directed.

Supply & fix PVC (SWR) bend with door suitable for 75 mm bore pipes all as specified and as directed.

Supply & fix PVC (SWR) branch piece (single 'y') with door suitable for 75 mm bore pipes all as specified and as directed in repairs.

Dismantling of PVC drain pipes 75 /32 mm bore drain pipes set in cement mortor complete all as specified and as directed.

Supply & fix PVC (SWR) pipes 75 mm bore, single socketed , in any length as in waste/vent pipe fixed with rubber ring joints fixed on walls using necessary saddles, screws etc all as specified and as directed.

Supply & fix PVC (SWR) branch piece (single 'y') with door suitable for 110 mm bore pipes all as specified and as directed in repairs.

Demolition of cement concrete in ground floors and paving n.exc 15 cm thickness (below or above ground level)all as specified and as directed.

Material & labour, PCC 1:2:4 Type B-0 using 12.5mm graded stone aggregate as in gola junction of wall and floor or for settings floor trap/ ‘P’ trap in position and PCC padding in floor complete(Work in foul condition as in shaft) all as specified and as directed.

Material & labour 15 mm thick rendering on stone masonry or faces other than fair faces of brick work in cement mortar 1:6 surfaces finished even and fair all as specified and as directed.

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