REPAIRS REHABILITATION AND PERIODICAL SERVICES TO CERTAIN OTM ACCN AT LRDE CAIR AND MES PREMISES UNDER AGE B R I R N D WEST BENGALURU

Amount

Demolition of cement concrete in ground floors and pavings not exc 15 cm thickness ( below or above ground level ) and disposing of debries outside MD land complete all as specified and directed.

Demolition of PCC (unreinforced) of any description & in any position not otherwise specifically provided complete all as specified and as directed.

Demolition of Reinforced Cement Concrete of any description and in any position not otherwise specifically provided for, separation of serviceable materials from the unserviceable, stacking the serviceable materials within 100 M and disposal of unserviceable materials, debris and rubbish to outside MD land complete all as specified and directed.

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

Demolition of Stone slabs & tiles of any description or thickness in floors, aprons etc. Laid, bedded & pointed in any mortar etc complete all as specified and directed.

Taking down cement plaster of any description including racking out joints, hacking for key and disposing of debris to a distance exc 1 Km out side MD land all as specified and as directed.

Demolition of concrete block walling, RR masonary in cement mortar including all quoins archas pillars etc and pre-cast block walling etc complete all as specifed and directed.

Excavation in trenches not exc 1.50m wide and not exc 1.50m depth and getting out in hard/dense soil complete all as specified and directed.

Returning, filling in, including spreading, levelling, watering & well ramming in layers n. exc 25 cm in soft/loose soil complete all as specified and directed.

Removing excavated soil excavated material/soil n exc. 50m and depositing where directed at a level n exc. 1.5 m above the starting point complete all as specified and directed.

Taking down chowkat or frames with shutters (with out taking off syhutters from the frame) n. exc 1.50 sqm each and removing from site all as specified and directed.

Taking down shutters of any description exc 1 sqm and n.exc 2 sqm each all as specified and directed.

Dismantling of aluminium partition / windows of any size and any description complete all as specified and directed.

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

M&L for PCC 1:2:4 type B-0 (Using 12.5 mm graded stone aggregates) of 25 mm thick as in leveling course ,finished surfaces even and rough to receive floor finish complete all as specifed and directed.

M&L for PCC 1:4:8 type D2,(using 40mm graded stone aggregates) as in foundation,filling and mass concrete all as specified and directed.

Use & waste for formwork to sides of concrete foundations, footings, bases of columns, raft and raft beams, sides and soffits (if any) of foundation and plinth beams; and similar work; vertical or to batter of flat finished rough concrete surfaces complete all as specified and directed.

Material & labour for Reinforced cement concrete(nominal mix) 1:2:4 type B1,using 20mm graded stone aggregate as in foundation, foundation beams, plinth beams bases for columns etc complete all as specified and directed.

Material & labour for Formwork to sides of pillars posts, struts, piers, columns and stanchions flat finished rough concrete surfaces etc complete all as specified and directed.

Material & labour for Reinforced cement concrete(nominal mix) 1:2:4 type B1, using 20mm graded stone aggregate for columns, pillers, piers, posts and struts etc complete all as specified and directed.

Material & labour for formwork to side and soffits (if any) of beams, lintels etc flat finished rough concrete surfaces complete all as specified and directed..

Material & labour for Reinforced cement concrete(nominal mix) 1:2:4 type B1,using 20mm graded stone aggregate in beams, cantilevers, bressumers, lintels over 1.50m span etc complete all as specified and directed.

Material and labour for 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 MS wire (annealed) not less than 0.90mm dia confirming to Fe 500 D etc complete all as specified and directed.

Material and labour for TMT bars 5mm dia and over upto and including 10mm dia confirming to Fe 500D as in stirrups, spacers and binders etc complete all as specified and directed.

M&L for PCC 1:5:10 type E2,(using 40mm graded stone aggregates) as in sunken,filling and mass concrete all as specified and directed.

M&L for Non skid ceramic coloured tiles 7 to 8 mm thick (square/rectangular) area of each tile exceeding 0.09 sqm but not exceeding 0.11 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match and including over screed bed or bedding layer of motar 15 mm thick for laying floor finished in cement mortar 1:6 complete all as specifed and directed.

M&L for Non skid ceramic coloured tiles 7 to 8 mm thick (square/rectangular) 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 white or coloured cement to match and including over screed bed or bedding layer of motar 15 mm thick for laying floor finished in cement mortar 1:6 complete all as specifed and directed.

M&L for Non skid ceramic coloured tiles 7 to 8 mm thick (square/rectangular) area of each tile exceeding 0.18 sqm but not exceeding 0.38 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match over and including screed bed or bedding layer of mortar 15 mm thick laying floor finished in cement mortor 1:6 complete all as specifed and directed.

M&L for light shade Vitrified Ceramic tiles 10 mm thick (square/ rectangular) polished, area of each tiles not exceeding 0.36 sqm, in floors etc. set and jointed in neat cement slurry and pointed in white or coloured cement to match over and including screed bed or bedding layer of mortar 15 mm thick laying floor finished in cement mortor 1:6 complete all as specifed and directed.

M&L for light shade Vitrified Ceramic tiles 10 mm thick (square/ rectangular) polished, area of each tiles not exceeding 0.36 sqm, in skirting. set and jointed in neat cement slurry and pointed in white or coloured cement to match over and including 10 mm thick plastering in CM 1:4 as in backing coat of tiles complete all as specifed and directed.

M&L for glazed ceramic coloured tiles of size 350 x 250 x 7mm/450 x 350 x 7mm thick over and including 10 mm thick rendering in cement mortar 1:4 as in backing coat for tiles on vertical surfaces,set and jointed in neat cement slurry and pointed in white or coloured cement to match complete all as specifed and directed.

M&L for glazed ceramic coloured tiles of size 300 x 200 x 7mm vertical surface as in dado set and jointed in neat cement slurry & pointed in white cement mixed with pigment to match with color of tiles over and including 10 mm thick rendering in cement mortar 1:4 all as specified and directed.

M&L 20mm thick Granite (of any type) tiles machine cut in skirting/dado over & including backing coat plaster of 10mm thick in CM (1:4) & jointed witht grey cement slurry & pointed with white cement with admixture of pigment to match the shade of granite stone including cutting & polishing etc complete all as specified and directed.

M&L Granite of 20mm thick, work (table rubbed and polished) in steps, jambs, pillars, window-cills, cooking platforms and like 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 and including screed layer of 15 mm thick in CM 1:4 all as specified and as directed.

M&L for 75 mm thick plain cement concrete 1 : 3 : 6 type C1 (using 20 mm graded stone aggregate) as in paving/ plinth protection laid in pannels including necessary form work, finished even and smooth without using extra cement etc complete all as specified and directed.

M&L for rubber moulded Chequered cement concrete tiles 30cm x 30cm x 25mm thick, set, jointed & pointed in neat cement slurry in floors with grey cement & pigment including Screed bed or bedding layer of cement mortar 1:4, 15 mm thick for laying floor finishes complete all as specified.

M&L for pre-cast cement concrete block masonary 1:3:6 type C-1 (Using 20 mm graded stone agg) with solid block exc 10 cm in width and setting in CM 1:6 etc complete all as specifed and directed.

M&L for rendering 15mm thick on fair faces of brick work or concrete surfaces in two coats, 5mm thick in CM (1:4) including mixing of water proofing compound as a second coat over first coat of 10mm thick in CM (1:6) finished even and smooth complete all as specified and directed. Note: WPC shall be measured and paid seperately

M&L for rendering 10mm thick in CM 1:6 on fair faces of brick work or concrete surfaces finished even and smooth (without using extra cement) etc complete all as specified and directed.

M&L Rendering 15mm thick on fair faces of brick work or concrete surfaces in CM (1:4) and finish the surface even and smooth including mixing of WPC complete all as specified and as directed. Note: WPC shall be measured and paid seperately

M&L Rendering 5mm thick on fair faces of brick work or concrete surfaces in CM (1:3) in ceiling

Supplying only liquid based water proofing compound complete all as specified and directed.

M&L for 1mm thick wall care putty on ceiling complete all as specified and as directed.

M&L for preparation of new plastered surfaces of wall and applying two coats of oil bound distemper over a coat of alkali resistant primer complete all as specified and directed.

M&L for preparation of new plastered surfaces of wall and applying two coats of cement based paint over a coat of alkali resistant primer complete all as specified and directed.

S&F for 40 mm thick factory made flush door shutters, solid core construction, with block board core & plywood face panels, two faces covered with decorative face veneer with lipping / frame to match complete all as specified and directed.

S&F for 35 mm thick factory made flush door shutters, solid core construction, with particle board core & plywood face panels, commercial type on both sides etc complete all as specified and directed.

S&F for Solid PVC door frame of size 50X47 mm made out of 5mm plain colour PVC sheet reinforced with MS square tube suupplying & fixing in opening complete all as specified and directed .

S&F for factory made solid panel PVC door shutter 30mm thick (style) consisting of frame made out of MS tube for top & bottom rails. MS frame shall be covered with heat moulded plain colour PVC'C' channel having a PVC sheet strip of 20mm width stuckinside solvent cement for stiles and plain colour PVC sheets for top rail, lock rail & bottom rail on either side and as gap insert for top rail & bootom rail; paneling of plain clour PVC sheet to be fitted in the M.S frame welded/ sealed to the stieles & rails with suitable PVC sheet beading, and joining together with solvent cement, supplying & fixing in the frame at site as per specification.complete all as specified and directed.

S&F for butt hinges of stainless steel 100mm size complete all as specifed and directed.

S&F for butt hinges medium weight cold rolled mild steel 100mm complete all as specifed and directed.

S&F for mild steel butt hinges of 75mm long each complete all as specifed and directed.

S&F for 200 mm aluminium, anodised, barrel tower bolts of extruded section and fixed complete all as specified and directed.

S&F for 150 mm aluminium, anodised, barrel tower bolts of extruded section and fixed complete all as specified and directed.

S&F for 150mm long anodised extruded aluminium alloy handles, fabricated type. complete all as specified and directed.

S&F for 250mm 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 complete all as specified and directed.

S&F for floor door stopper of aluminum alloy body and tongue, anodized with hard drawn steel spring, fixed in floor (140mm size), fixed as in repair complete all as specified and directed.

S&F in repair for door closer hydraulically regulated aluminum (dia cast) body, designation No 3, universal type, suitable for door shutters of 851 to 1000mm in width and of weight between 61 to 80 Kg, fixed as in repairs, complete all as specified and directed.

M&L double action floor spring hydraulically regulated made up of minimum 1.25 mm thick aluminium alloy sheet foundation box, main body with stainless steel cover, governing pivot made of brass, other parts made of mild steel heavy duty complete all as specified and as directed.

S&F powder coated aluminium frame for doors, windows ventilators with one or more rebates including joining cleat for fixing etc. complete all as specified.

S&F for anodised aluminium window and ventilator shutters, side hung / sliding type without sash bar, aluminium section weighing not less than 0.55 Kg/ RM including necessary joining cleats, glazing clips, rubber packing, anodised aluminium snap beading, screws, anodised aluminium fittings such as peg stays 150 mm long (1 No.), hinges type B-21 100 mm long (2 Nos.), suitable handle (1 No.) complete all as specified and directed.

M&L for 9 mm thick prelaminated particle board, interior grade, prelaminated both sides with decorative choice lamination, fixed with screws to timber frame work in cup board shutters / aluminium partions etc..complete all as specified and directed.

S&F for 4 mm thick frosted glass, pin head type and glazing with oil putty / aluminium beading in square not exc 0.50 Sqm each in each pane all as specified and directed.

S&F for 4 mm thick sheet glass ordinary quality and glazing with oil putty in square not exc 0.50 Sqm each in each pane all as specified and directed.

Re securing glass of any description in existing metal frames, glazed with putty / beads including removing loose / decayed putty / beads, painting / oiling one coat on rebates, grooves, re puttying and painting / oiling puttied surfaces to match existing work ( New length of frame re puttied shall be measured ) complete all as specified and directed.

S&F in repair Stainless steel wire cloth, 0.36mm nominal dia of wire & average width of aperture 1.40mm with stainless steel wire staples etc complete all as specified and directed.

M&L for welding in repairs to steel windows / doors exc 2.5 cm but not exc 5.00 cm in length and thickness of metal to be welded n. exc 6mm complete all as specified and directed.

M&L for Preparation of new wooden surface of any description over 10cm width or girth applying two coat of synthetic enamel paint over a coat of pink primer complete all as specifed and directed.

M & L for 15 mm GI tubing medium grade with all fittings fixed to walls, ceiling or laid in floors including taking up or down existing unserviceable steel tubing and connections complete all as specified and as directed.

M & L for 20 mm GI tubing medium grade with all fittings fixed to walls, ceiling or laid in floors including taking up or down existing unserviceable steel tubing and connections complete all as specified and as directed.

S & F rotational moulded polyethylene water storage tanks ( cylindrical, vertical with closed top ) hoisted and fixed in position of 500 Ltrs capacity including taking down old one all as specified and as directed.

All as per item No.71above but 1000 Ltrs capacity.

All as per item No.71 above but 2000 Ltrs capacity.

S&F in repairs counter top WHB of size 550 x 430 x 195 mm of Parryware make (model:C0466(SP)) including taking down the existing unserviceable WHB complete all as specified and directed.

S&F in repairs Vitreous China wash basin, white, flat back, size 550x400mm excluding taps, waste chain & plug & porcelain stopper but including brackets etc complete as per Cat No. No. S2040103 of Cera or techno and commercial equivalent makes all as specified and directed.

Supply and fix in repairs, Vitreous china, white colour, water closet pan (pedestal pattern), with PP soft seat cover, hinges, other fixing accessories set (excluding flushing cistern and flush pipe), 'P' or 'S' trap, and connecting to drain (or outgoing pipe), flush pipe, anti syphonic pipes, Make : Cat. No. S1053101(Conventional) of Cera or techno commercial equivalent in other makes complete all as specified and as directed.

Supply and fix in repairs, Vitreous china, white colour, 'Orissa pattern' squatting pan of size 580 mm x 440 mm with UPVC 'P' trap or 'S" Trap, front or back inlet, integral foot rests, connecting to trap, flushing pipe, anti syphonic pipe, including necessary base concrete complete, all as per Make : Cera, Cat No S3010102 of CALINA make or techno commercially equivalent in other makes specified complete all as specified and directed.

S&F in repairs Vitreous China Urinal, full stall type, white (excluding flushing cistern, flush pipe & waste pipe) etc complete all as specified and directed.

S&F in repairs Vitreous China Urinal, half stall type, white (excluding flushing cistern, flush pipe & waste pipe) etc complete all as specified and directed.

S & F in repairs vitreous china urinal partition white of size 310 x 700 mm terminating above floor line incl removing of existing partition complete all as specified and directed.

S&F in repairs Urinal spreader of PTMT any colour for fixing with 15mm dia pipe (min. weight 60gms) etc complete all as specified and directed.

S&F in repairs sinks with drainage board made of stainless steel 1mm thick kitchen or laboratory with plugs, washers & waste; including bedding in CM to dwarf wall or including fixing cantilever brackets & connecting union to pipe overall size 915mm x 460mm bowl size 410mm x 330mm x 160mm complete all as specified and directed.

S&F in repair plastic water closet seat, black and white closed pattern with flat bottom and cover and mild steel chromium plated plated or aluminium hinging device complete all as specifed and directed.

Supply and fix in repairs, PVC valve less, syphonic action type, white colour flushing cistern, 10 litres capacity, low level, white, with inlet, ball valve, float and handle including jointing with new PVC long / short flush bend and making good to the disturbed surfaces complete all as per Model No: CIENA PREMIUM Cat Part No B1010102 of CERA Make or techno commercial equivalent in other makes complete all as specified and as directed.

S&F in repairs CP Bib taps fancy type 15 mm bore, cast copper alloy with crtuch or butterfly handle,screwed down, screwed for iron pipe or for brass ferrule etc complete all as specified and directed.

S&F in repairs CP Pillar taps fancy type 15 mm bore, cast copper alloy, with capstan heads screwed down high pressure, with or without lettered `Hot' or `Cold' with long screwed shanks & fly-nuts, screwed for iron pipe etc complete all as specified and directed.

S & F in repairs swan neck pillar tap of (make:SEIKO code:SF 3010) including removing the existing unserviceable pillar tap etc complete all as specified and directed.

S&F in repair Stop valves 15 mm bore fancy type, CP, cast copper alloy screwed down high presure, with crutch of butterfly handle, screwed both ends for iron pipe or for unions etc complete all as specified and directed.

S&F in repair Health faucet, CP body with 1mtr SS braided rubber hose pipe & wall hook complete all as specified and directed Make CERA or equivalent Model no: CG105A

S&F in repair 20 mm gun metal, globe or gate valve with iron wheel head screwed both ends for iron pipe and including taking down old gate valve etc complete all as specified and directed.

S&F in repair 15 mm gun metal, globe or gate valve with iron wheel head screwed both ends for iron pipe and including taking down old gate valve etc complete all as specified and directed.

S&F in repairs for 20 mm dia bore ball valves high pressure of PTMT with epoxy coated aluminium rod & high density plastic ball screwed for iron pipe including taking down old ball valve complete all as specified and directed [Minimum weight for 20 mm – 210 gms] .

All as per Item No.93above item but 25 mm dia [Minimum weight for 25 mm – 455 gms].

S&F PTMT waste coupling of 32 mm dia ( half or full threaded ) including taking down old coupling of any description complete all as specified and directed [Minimum weight for 32 mm – 45 gms].

S&F PTMT waste coupling of 40 mm dia ( half or full threaded ) including taking down old coupling of any description complete all as specified and directed [Minimum weight for 40 mm –60 gms].

S&F grating doom 100 mm dia of PTMT, including taking down old grating doom complete all as specified and as directed [Minimum weight-25 gms].

S&F PVC connection 15 mm size with PTMT nuts of length 600 mm, including taking down old PVC connection all as specified and directed.

S&F in repair 75 mm dia bore PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls including taking down old pipes all as specified and directed.

All as per item No.99 above but 110 mm dia .

All as per item No.99 above but 160 mm dia .

All as per item No.99 above but 200 mm dia .

S&F PVC (SWR) bends any radius 75 mm dia of bore, including taking down old bends all as specified and as directed.

S&F in repair PVC (SWR) branch piece single equal of bore 75 mm dia, , in repairs all as specified and as directed

S&F PVC (SWR) bends any radius 110 mm dia of bore, including taking down old bends all as specified and as directed.

S&F in repair PVC (SWR) branch piece single equal of bore 110 mm dia, all as specified and as directed

S&F PVC (SWR) vent cowl of bore 110 mm dia, including taking down old PVC vent cowl all as specified and directed.

S&F in repairs 32mm dia, 800mm long flexible PVC waste pipe complete all as specified and directed. Make: Prayag Cat no: 327

S&F 75mm dia outlet PVC multi floor trap with grating including dismantling the damaged trap all as specified and directed.

S&F in repair polyethylene water tank cover with hinges suitable up to 1000 Ltrs tanks, including taking down old water tank cover all as specified and as directed.

Cleaning and removing all scale and dirt etc from tanks and from mouths of circulating pipes etc., of capacity exc 250 Ltrs but not exc 500 Ltrs complete all as specified and as directed.

All as per item no.112 above but capacity of tank exc 500 Ltrs and not exc 1000 Ltrs complete all as specified and as directed.

All as per item no.112 above but capacity of tank exc 1000 Ltrs and not exc 2000 Ltrs complete all as specified and directed.

Removing vegetation growth / plants of any size at the junction of SWR pipe and wall, parapets up to roots and making good disturbed the surface in CM 1:3 up to height of 16 m all as specified and directed.

M&L for preparation of old decorated plastered or unplastered surfaces of walls etc brooming down with steel wire brushing , scrapping down smoke soot , moulds moss and efflorescent salts trading etc & greasy spouts including concrete pilasters etc. and applying one coat of white wash on walls complete all as specified and as directed by Engineer-in-Charge.

M&L for preparation of old decorated plastered or unplastered surfaces of ceiling etc brooming down with steel wire brushing , scrapping down smoke soot , moulds moss and efflorescent salts trading etc & greasy spouts etc. and applying one coat of white wash on ceiling complete all as specified and as directed by Engineer-in-Charge.

M&L for preparation of old decorated plastered or unplastered surfaces of walls etc brooming down with steel wire brushing , scrapping down smoke soot , moulds moss and efflorescent salts trading etc & greasy spouts including concrete pilasters etc. and applying one coat of oil bound distemper on walls complete all as specified and as directed.

M&L for preparation of old decorated plastered or unplastered surfaces of ceiling brooming down with steel wire brushing , scrapping down smoke soot , moulds moss and efflorescent salts trading etc & greasy spouts including concrete pilasters etc. and applying one coat of oil bound distemper on ceilings complete all as specified and as directed by Engineer-in-Charge.

M&L for preparation of old decorated plastered or unplastered surfaces of walls etc brooming down with steel wire brushing , scrapping down smoke soot , moulds moss and efflorescent salts trading etc & greasy spouts including concrete pilasters etc. and applying one coat of cement base paint on walls complete all as specified and directed.

M&L for preparation of old painted wooden surfaces of any description exceeding 10 cm width or girth and applying one coat of synthetic enamel paint complete all as specified and directed.

M&L for preparation of old painted steel surfaces of any description over 10cm width or girth and applying one coat of synthetic enamel paint on steel surfaces complete all as specified and directed.

Material & labour for preparation of old steel surfaces of any description over 10 cm width or girth not otherwise described and applying two coats of Chlorinated Rubber paint over a coat of chlorinated high build MIO paint complete all as specified and directed.

M&L for french polishing on surfaces of any description, width or girth including cleaning & preparing the surface including a coat of wood filler on old works with one or more coats complete all as specified and directed.

S&F for hasp and staple safety type of size 100 mm of aluminium anodized including taking down old hasp and staple all as specified and as directed.

Taking down steel rolling shutters of any area and any description including one coat of Synthetic enamel paint, top cover with all parts such as shaft, spring, ball bearing, drum, CI pulley complete from brackets, channel etc greasing and replacing worn out parts as directed by Engineer-in-Charge and re-fixing the same after realigning the shaft/guide channel, welding drum cage, servicing the components for smooth functioning complete all as directed by the Engineer-In-Charge. Note: Parts replaced will be measured and paid seperately

Supply only Hood cover

Supply only safety lever locks mild steel with 4 leavers for rolling shutters

Supply only ball bearing

Supply only anchoring rod

Supply only channels / guide rails

Supply only 1.25mm thick laths

S&F steel rolling shutters, without ball bearing, as specified including top cover, anchoring rod, hasp & staple & one shop coat of primer; erected in position as indicated, complete; push pull or manual type Thickness of laths 1.25 mm etc complete all as specified and directed.

S&F safety lever locks mild steel with 4 leavers for rolling shutters

S&F ball bearing for rolling shutters

M&L 12 mm thickToughned glass as in hinged doors, partitions automatic doors and similar work including cutting to shape, drilling holes required ,including one pivot per shutter and one lock per door all as per direction of Engineer in charge.

S&F collapsible steel gates, top hung, consisting for channel pickets, pivoted flat bars, top & bottom runners, brass handles etc., as specified, erected in position & securing runners with holdfasts & brackets, complete all as specified and as directed.

Servicing of collapsible steel gates, greesing, replacement of parts if required like rollers, handles, braces screws including straightening of flats in bent if any and making good for operable and a coat of paint complete all as specified and as directed.

Servicing of aluminium sliding / Side hung shutters of any type including renewal of worn out parts like rubber beading( of weight min 1 kg per shutter), rollers, handles, hinges, locks, etc including necessary form work if required(upto 6M height) complete all as specified and as directed.

Servicing of aluminium sliding / Side hung shutters of any type including renewal of worn out parts like rubber beading( of weight min 1 kg per shutter), rollers, handles, hinges, locks, etc including necessary form work if required (exceeding 6.0 m height) complete all as specified and as directed.

Material and labour for false ceiling at any height using integral densified calcium silicate, reinforced with fibre and natural filler false ceiling tiles of size 595 mm x 595 mm of approved texture, design and patterns having NRC (Noise reduction co-efficient) of minimum 0.5 as per IS 8225 : 1987, Light reflectance of minmum 85%, non-combustible as per BS : 476 (Part - 4), fire performane as per BS : 476 (Part 6 & 7), humidity resistance of 100%, thermal conductivity < 0.05 W/m K as per ASTM 518 : 1991, fixed in true horizontal level, suspended on interlocking metal T-Grid of hot dipped galvanized iron section of 0.33 mm thick (galvanised @ 120 grams per square metre on both sides), comprising of main - T runner of size 24 mm x 38 mm of length 3 m, cross - T of size 24 mm x 32 mm of length 600 mm to form grid module of size 600 mm x 600 mm, Grid suspended from ceiling using galvanized mild steel items (galvanizing @ 80 grams per square metre) i.e., 50 mm long, 8 mm outer diamter M-6 dash fasteners, 6 mm dia fully threaded hanger rod upto 1000 mm length and L-shape level adjuster of size 85 mm x 25 mm x 25 mm x 2 mm. Galvanized iron perimiter wall angle of size 24 mm x 24 mm x 0.4 mm of length 3000 mm to be fixed on periphery wall / partition with the help of plastic rawl plugs at 450 mm centre to centre, 40 mm long dry wall stainless steel screws complete all as directed by Engineer-in-Charge including taking down old false ceiling and grid. Note : Ceiling Tile shall be of 15 mm thick densified tegular edged light weight calcium silicate of Make Aerolite or techno commercial equivalent.

Moulya Builders (BID ID -3230436)

SREE BUILDERS (BID ID -3230025)

Power and Telecom Systems (BID ID -3230042)