ADDN/ALTN AND IMPROVEMENT TO INFRASTRUCTURE IN AF SCHOOL INCLUDING PROVN OF UNINTERRUPTED STANDBY SUPPLY AND AIR CONDITIONER FOR RUBBERISED STORE AT AF STN AVADI UNDER GE AVADI

PART -I - ADDN/ALTN AND IMPROVEMENT TO INFRASTRUCTURE IN AF SCHOOL

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

M&L for Glazed ceramic tiles in vertical surfaces of size 350x250x7mm / 450x350x7mm thick set and jointed in neat cement slurry and pointed in white or coloured cement to match the tiles shades and colour and including 10mm thick rendering in CM 1:4 etc all as specified and directed

M & L Non skid ceramic coloured tiles 7-8mm thick area of each tile exc .06 Sqm but n.exc 0 .11Sqm in floor set and jointed in neat cement slurry and pointed in coloured cement to match over and including 20mm thick screed bed in CM 1:4. complete all as specified and as directed

Demolition of Cement Concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level) complete all as specified and as directed

M&L 25 mm thick Cement concrete type B-1, 1:2:4 (20mm graded aggregate) as levelling coarse for tiles complete all as specified and as directed

M&L Machine cut kota stone slab flooring 20-25mm thick over and including 20mm thick screed bed in CM 1:4 laid and jointed with grey cement slurry mixed with pigment to match the shade of slab including rubbing and polishing complete all as specified and as directed

M&L Machine cut white Marble tiles 30cmx20cm x20mm thick machine cut, bedded jointed and pointed with grey cement slurry includingcutting and polishing complete all as specified and as directed

Dismantling of ceiling board of any thickness. Including aluminium snap grid all specified and as directed

S&F Anodised aluminium snap grid of size 605x605mm frame work for false ceiling hanging 6 mm dia GI ( up to 1200mm length) adjesting leval fixed to roof by means of celling cleat made out of G I flat 40x3 mm size 60 mm long and expension hold fasteners 12.5 mm dia 40 mm long complete all as specified and as directed.

S&F10 mm thick PVC insulation panels with EPS stuck to 1mm Plain PVC sheet suitably laced in false ceiling grid made of Aluminium/G.I./M.S. including necessary fastners for fixing of aluminium grid framework complete all as specified and as directed

Dismantling Plain or corrugated steel sheeting, any gauge, thickness, including nainital or similar pattern roof coverings complete all as specified and as directed

Supply and fix Prepainted galvalume aluminium zinc coating GI based corrugated steel sheet 0.50mm thick of any colour having tensile strength of 550 MPA as in roof covering/ cladding to wall fixed with self tapping screws all as specified and directed.

Supply and fix Pre-painted galvalume aluminium zinc coating GI based plain steel sheet 0.50mm of an colour having tensile strength of 550 Mpa as in roof covering /ridges/ valley gutters/cladding to wall fixed with self tapping screws all as specified and as directed.

Cutting opening through brick wall built in cement motar for door window and other opening or enlarging existing window in to door opening etc or cutting out defective brick work for under pinning including compleet side finishing to providing fixing and removing shoring cleaniong and staking brick removing surplus servicabale brick bircks hard core etc to store and rubbish not exc 50m complete all as specified and as directed

M & L for old size brickwork with fly ash bricks, straight or curved on plan exc 6 m mean radius, built in cement mortar 1:6 complete all as specified.

Taking down chowkhats or frames with shutters and removing to store shutters of any description n.exc 1.5 sq. m each complete all as specified and as directed

S&F Anodised aluminium frame for doors, windows, ventilators with one or more rebates including joining cleat for fixing etc. complete all as specified (including channel for louver glass) all as specified and directed

S&F 4mm thick figured glass pin headed type and glazing with oil putty in squares not exc 0.5 Sqm in each pane complete all as specified and as directed

Taking down chowkats or frames with shutters (without taking off shutters from the frame) exc 1.5 sq. m but n exc 4 sq. m each complete all as specified and as directed

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

S&F powder coated aluminium sliding windows, all as given here-in-after complete all as specified and as directed. Frame:- Three track section shall be of weight not less than 1.060 kg/m. Shutter:- Consists of 03 Nos Shutters i.e 02 Nos Glazed shutters and 01 No of Gauzed shutter. Sections of shutter (stiles and rails) sections shall be of weight not less than 0.562 kg/m. Builders hardware:- Standard locking device for glazed shutters. Note :- (a) All aluminium sections including glazing clips, snap beading, joining cleats, rubber packing, screws etc., as required are deemed to be included in the rate quoted. (b) Glass and wire cloth included as required as above . (c) The fixtures given are for window unit of size exceeding 1.0 Sqm but not exceeding 2.50 Sqm measured as above.

M&L for MS framed work such as grills,gratings etc., with ends of bars,framed guard bar, Iron doors etc., complete all as specified and as directed,conforming to Fe-290, Gde E-165

Taking down chowkhats or frames with shuttters (without taking off shutters from frames) n.exc 1.5 Sqm each complete all as specified and as directed

S&F solid PVC door frame of size 50mmx47mm made out of 5mm thick plain colour PVC sheet reinforced with 19mm thick MS square tube of 19 gauge mitre cut at two corners and joined by inserting two Nos of 150mm long brackets of 15mmx15mm MS square tube inside the 19mm MS square tube and suitably screwed complete all as specified and as directed.

S&F factory made solid PVC moulded door shutter with wood free EPS 28 to 30mm thick (styles) with 2,4 or 6 raised panel design with 2mm thick moulded PVC sheet on front face and 2mm plain colour PVC sheet on backface, supplying and fixing in frame at site as per specification complete all as specified and as directed.

S&F 75mm size type C21 Butt hinges extruded aluminium alloy with galvanised mild steel hinge pin anodised complete all as specified and as directed .

S&F aluminium handle 100 mm cast type anodized complete all as specified and as directed

S & F aluminium anodized tower bolt 100mm size complete all as specified and directed.

S&F in repair tubular towel rail alumunium anodised , 20mm dia, D type 60 cm long between flanges all as specified and directed

S&F in repair vitreous china orissa pattern size 580mmx440mm white with integral foot rests including 10ltrs capacity PVC flushing cistern (low levl with inlet, ball valve float), brackets, flush pipe of polyethylene of low density PVC 32mm dia for low level cistern all as specified and directed

S&F in repairs Vitreous China wash basin white flat back size 550x400mm including brackets, PTMT waste coupling 32mm, and PVC 32mm dia waste pipe , complete all as specified and directed

S&F in repairs Vitreous china water closet wall hung , white including fixing bolts, plastic water closet seat, black/white closed pattern with flat bottom and cover and mild steel chromium plated hinging device including 10ltrs capacity PVC flushing cistern (low levl with inlet, ball valve float), brackets, flush pipe of polyethylene of low density PVC 32mm dia for low level cistern complete all as specified and as directed.

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

S&F in repairs 15 mm dia Bib taps, chromium plated cast copper alloy with crutch or butterfly handle, screwed down, screwed for PVC/ iron pipe or for brass ferrule and fixed complete all as specified and directed

S&F in repairs 15mm dia stop valve/Angle valve, chromium plated fancy type cast copper alloy, screwed down high pressure, with crutch or butter fly handle, screwed both ends for PVC/iron pipes or for unions and fixed of,complete all as specified and directed.

S&F 15mm in repairs dia 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, complete all as specified

S&F in repairs PVC connections 15mm size with PTMT nuts of length 600 mm. complete all as specified and as directed

S&F in repairs Soap dish vitreous china white of size 160x160x90mm fixed to wall all as specified and directed

M&L for Taking up or down steel tubing and connections, including removal to store etc all as directed for 15mm bore complete all as specified and as directed

All as per item 41 above but for 20mm bore complete all as specified and as directed

S&F Unplasticised PVC pipes and fittings of 15mm dia of pressure rating 10 kgf/cm2 fixed complete to walls, ceilings or in floors etc. complete all as specified and directed

All as per item 43 above but for 20mm bore complete all as specified and as directed

M&L for Cutting chases or making holes in brick walls for concealed water tubing, making good to facings where required, cutting not exc 10 cm girth complete all as specified and as directed

Taking down chowkats or frames with shutters (without taking off shutters from the frame) exc 1.5 sq. m but n exc 4 sq. m each complete all as specified and as directed

M&L for 2nd hard wood Plain, solid, straight chowkats and frames, wrought, framed rebated on the solid, rounded or chamfered, put together with glue pinned at joints etc complete all as specifed and directed

S&F 2nd class Hard wood factory made plain framed panelled shutters of 30mm thick (any No of pannels ) with pannel of 9mm ply BWP commercial type all as specified and directed

S&F MS Butt hinges, medium weight, cold rolled mild steel of 100mm size fixed with screws complete all as specified and as directed

S & F aluminium handle 150 mm cast type anodized complete all as specified and as directed

S & F aluminium anodized tower bolt 150mm size complete all as specified and directed.

S&F 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 with screws complete all as specified and as directed

S & F PVC (SWR) pipes 110 mm dia single socketed in any length with rubber ring joints fixed to walls in repairs complete all as specified and as directed

PVC(SWR) bends of any raduis 110mm dia with access door complete all as specified and as directed

Hand rails, half round or other steel section or core for wooden hand-rail straight portion, drilled and countersunk for balusters running bars, for doors, balusters, nosing to steps including embeding in concrete and screwing etc. wind ties for roof including securing bolts complete all as specified and as directed

Taking down carefully unserviceable point wiring copper / aluminium (light, fan, socket or power) complete, including removal of batten / conduit / gutties / wooden board etc., including fittings and fixtures such as switches, ceiling roses, regulators, sockets, light fittings, fans etc.,removal from site under Sch of credit and removal of unserviceable items out of site and making good the disturbed surfaces of walls, ceilings etc.,complete all as specified and as directed.

Point wiring on stone / brick masonry wall complete with two 1.5 sqmm single core PVC insulated FRLSH ,1100 volts grade unsheathed cable confirming to IS-694, 1977 with multistranded copper conductor, drawn through and including non-metalic rigid PVC conduit, conduit fittings and conduit accessories not less than 20 mm dia concealed in walls and fixed with suitable clamps on ceiling / roof trusses etc., and including provision of one 1.5 sqmm PVC insulated single core multistranded copper conductor FRLSH green in colour as earth continuity conductor and connected to common earth dolly,including Modular boxes, frames and cover plates all as specified complete for :- (a) one light point controlled by one switch. Note : Cost of Modular box,frame, cover plates and cutting chases for concealing pipes is deemed to be included in the item rates quoted for point wiring.

(b) One Ceiling fan point controlled by one switch and regulator

(c) One Exhaust fan point controlled by one switch.

(d) One wall fan point controlled by one switch.

(e) One Switch socket outlet 3 pin 5 Amps on same board along with other switches

(f) One Switch socket outlet 3 pin 5 Amps on independent board.

All as per item No 57.00 here-in-before but for point wiring with two 4.0 sqmm single core copper conductor multistranded FRLSH cable and one 4.0 sqmm PVC insulated single core multistranded cable as earth continuity conductor green in colour including steel box of required module for modular switches/sockets all as specified for one 3 pin switch socket outlet, 15 Amps, complete all as specified and as directed.

Supply and Fixing Modular switch 1 way 6A, 1 module complete all as specified and directed.

Supply and Fixing Modular switch 1 way16A, 1 module complete all as specified and directed.

Supply and Fixing Modular Socket, 6A - 2/3 pin combined 2 module complete all as specified and directed.

Supply and Fixing Modular Socket, 6A/16A - 2/3 pin combined 2 module complete all as specified and directed.

Supply and Fixing Modular fan step regulator , 120w, 2 module complete all as specified and directed.

S&F ceiling rose 65 X 50 mm , three terminals ,bakelite , surface complete all as specified and directed.

Supply and Fixing of Single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB 20 Amps complete all as specified and directed.

S&F MCB DB SPN 8 way, double door, powder coated, 240 volts, AC, 50Hz, IP 43 protected, with provision for MCB double pole as incomer and SP MCBs as outgoing with tinned copper bus bar, neutral link, earth link and connecting up complete all as specified and as directed. Note : Incoming and Outgoing MCB measured separately relevant items.

S&F MCB DB SPN 4 way, double door, powder coated, 240 volts, AC, 50Hz, IP 43 protected, with provision for MCB double pole as incomer and SP MCBs as outgoing with tinned copper bus bar, neutral link, earth link and connecting up complete all as specified and as directed. Note : Incoming and Outgoing MCB measured separately relevant items.

S&F Load line MCB DB TP&N 4 way, vertical, double door, powder coated, 415 volts, AC, 50Hz, IP 54 protected, fixed on wall semi flush with provision for FP MCCB 125Amps as incomer and SP MCBs 32 amps as outgoing with tinned copper bus bar, neutral link, earth link and connecting up complete all as specified and as directed. Note : Incoming MCCB and Outgoing MCB measured separately relevant items.

S&F MCCBs125 Amps 415V,16KA, 4 Pole complete all as specified and directed.

Supply and fixing 240V, 10 KA 'B' curve miniature circuit breaker (MCB) of single poles and current carrying capacity 6 to 32 AMP, in the MCB DB Complete with connection testing and commissioning complete all as specified and directed.

Supply and fixing 240V, 10 KA 'B' curve miniature circuit breaker (MCB) of single poles and Neutral current carrying capacity 32 AMP, in the MCB DB Complete with connection testing and commissioning complete all as specified and directed.

S&F Surface and wall mounted LED tube light fitting, 20 W, batten type, PC housing provided for efficient heat dissipation with polycarbonate diffuser and integrated electronic driver complete with all accessories , suitable for operation on AC, single phase 220/230 Volts,50 Hz supply, and including connecting up with PVC sheathed suitable copper conductor flexible wire from ceiling rose to fitting complete all as specified and as directed.

S&F LED panel light recessed/surface type,30/32 watt (2 x2 ),white powder coated CRCA full glow recess mounting LED Backlit Panel, integrated electronic driver complete including connection from ceiling rose to light fitting with twin core cable 23/0.0076 Sqmm complete all as specified and directed.

S&F LED building security light fitting 45 W made up of pressure die cast housing with toughened glass and individual high power LEDs with secondary optics, IP66 protection and impact resistance of IK07, complete pre-wired and connecting up with suitable twin core flexble copper wire including provision of necessary GI tubing medium grade 25mm bore of pipe 1.5 bent to shape with necessary clamps made out of mild steel, nuts and bolts etc., including two coats of synthetic enamel paint over a coat of red oxide primer on exposed steel surface for fixing the fitting to Bldg etc complete all as specified and as directed.

Taking down carefully Power / Sub main wirings with PVC aluminum conductor cables in PVC/STEEL conduits / TW battens up to 2 runs of 6 Sq.mm removing materials from site, taken as credit , making good the disturbed surfaces all as specified and as directed.

Power / Sub-main wiring with PVC insulated unsheathed, FRLSH ,1100 volts, grade multistranded copper conductor, two runs of single core 6 sqmm conforming to IS-694, drawn through and including suitable dia rigid PVC conduit, conduit fittings and conduit accessories alongwith one run 6 sqmm PVC insulated single core multistranded copper conductor cable (green) as earth continuity conductor concealed in walls and fixed with suitable clamps on ceiling / roof trusses etc. and connecting to common earth dolly complete all as specified and as directed.

Taking down unserviceable ceiling fan (1200mm /1400mm) from site (Complete winding of ceiling fan) and re-fixing in position duly rectifying the defects (replacing of ball and bearing, oiling / greasing,winding etc.) and make it serviceable in all respect including painting and marking MES No complete all as specified and as directed .

Supply & fix ceiling fan complete with accessories 230 V,1400 mm sweep, BLDC type,BEE 5 star rated complete fixing arrangements all as specified and directed.

Taking down unserviceable wall mounted fan 450mm sweep from site and re-fixing in position duly rectifying the defects (replacing of ball and bearing, oiling / greasing, etc.) and make it serviceable in all respect including painting and marking MES No complete all as specified and as directed .

Taking down unserviceable wall mounted fan 450mm sweep from site and re-fixing in position duly rectifying the defects (replacing of ball and bearing, oiling / greasing,winding etc.) and make it serviceable in all respect including painting and marking MES No complete all as specified and as directed.

Supply & fix wall mounted fans 230 volts single phase, oscillating 450 mm sweep, blades PVC type, suitable for wall/Iron channel mounting with necessary clamping, weding for fixing arrangemetns complete all as specified and directed.

Supply & fix exhaust fans AC single phase 230/ 240 V of size 300 mm sweep, 1425 RPM with louver complete all as specified and directed.

M&L for making hole for fixing of Exhaust fan size 300 mm sweep with necessary civil work, alteration in exist ventilation window of iron/aluminium frame for fixing of fan as per site requirement complete make good the wall/ventilation window match with exist complete all as specified and directed.

Material and labour for earth continuity conductor or main earthing lead fixed to valve on batten or recess or chases or burried in ground or drawing in conduit or any other situation for loop earthing etc as reqd 4 mm dia galvanized steel wire all as specified and directed .

Earthing complete with galvanised iron earth plate electrode 600mm X 600mm X 6mm thick, with and including earthing of 4mm dia GI wire protected by 15mm dia GI pipe light grade upto a length of 7.5m. The plate shall be buried directly in ground vertically to a depth not less than 2.25 metres below ground level with top edge of the earth plate at a depth not less than 1.5 metres below ground level, connected to earth lead as described here-in-before by means of bolts, nuts, washers and checknuts made out of galvanised iron or mild steel, earthing lead protected by as described here-in-before and connected to main switch board or main control board or electric pole all as shown on electrical plate No.3 of MES Sch Part-I including necessary earth work and excavation in any type of soil, plain cement concrete 1:3:6, type C1 chamber, reinforced cement concrete cover slab with locking arrangement and handle of 10mm dia MS round bars 450mm long, 1:2:4 type B1, 50mm thick with 8mm dia TMT bars at 140mm centre to centre both ways, GI pipe of bore 20mm medium grade for watering with funnel, wiremesh, salt, charcoal, lugs including testing complete all as specified and as directed.

Excavation in trenches not exceeding 1.5m wide depth and getting out any type of soil for laying cables / pipes / erection of poles etc complete all as specified and directed.

Removaing excavated material (soil) not exceeding 50 m and depositing where directed at a level not exceeding 1.5m above the starting point complete all as specified and directed.

Returning, filling, including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick each complete all as specified and directed.

Laying in trenches fine sieved excavated dry soil including spreading/leveling, cushioning for underground cables complete all as specified and directed.

Supply and laying of common burnt clay building bricks, sub class B size for cable protection complete all as specified and directed.

Material and labour for XLPE insulated, armoured, heavy duty electric cable with aluminum conductor, 1100 volts grade, 50 Sqmmx 3.5 core including taking down of lod unserviceable cable complete all as specified and directed. Note :- Earth work and connected items will be measured and paid serarately under respective items of schedule

Materaial and labour for GI tubing light grade 40 mm bore for cable protection fixed to wall/Pole complete all as specified and directed.

PART -II - PROVN OF UNINTERRUPTED STANDBY SUPPLY AND AIR CONDITIONER FOR RUBBERISED STORE AT AF STN AVADI UNDER GE AVADI

Supply and install wall-mounted high-wall split type air conditioner comprising indoor and outdoor units, complete with cordless remote control, in-built air ioniser and plasma filter for improved indoor air quality, minimum 5-Star BEE rating with EER not less than 3.2, fitted with copper condenser coil, of 1.5 TR capacity, including all standard accessories, refrigerant piping as per manufacturer’s recommendations, electrical connections, testing and commissioning complete all as specified and directed.

Supply and fixing of GI powder coated brackets 16SWG for fixing of split Acs out door unit and including grouting with suitable size fastners complete all as specified and as directed.

Supply and fix voltage stabilizer, single-phase, automatic operation, naturally air-cooled, indoor type, designed for input voltage variation from 90 V to 260 V, with output voltage stabilized at 230 V ± 2.5%, of 5 kVA capacity, including all necessary accessories, connections, testing and commissioning complete all as specified and directed.

Supply and fix copper tubing set 1/4" and 1/2" suitable for Split AC including PUF insulation and connected accessories, fixcing for outdoor unit for user requirement complete all as specified and directed.

Supply &Fix for Sub main wiring with 2x 4 Sqmm size PVC insulated unsheathed single core multistranded copper conductor cable ISI marked for working voltage 1100 volts grade, drawn in to and including PVC conduit and conduit accessories , including 4.0 sqmm PVC insulated copper conductor cable as earth continuity conductor and connecting to earth dolly and to be terminated and including taking down the old wiring complete all as specified and as directed.

Supply and fix 240 V 20 Amps Single pole and neutral enclosure with a two pin and earth plug and socket complete with one single pole MCB 16 Amp capacity complete all as specified and as directed.

Supply and Laying in trenches or passing through pipe UG cable XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volts grade, cross-sectional area 50 sq. mm 3.5 Core complete all as specified and as directed. Note : (I) Earth work/ sand cushioning etc shall be included.

Excavation in trenches in soft/ loose soil not exceeding 1.50 m wide and not exceeding 1.50 m in depth for foundation of poles, stay, cable, pipes etc and getting out complete all as specified and directed.

Returning, filling, including spreading, levelling, watering and well ramming in layers not exceeding 25cm thick each complete all as specified and directed.

Removal of surplus soil to a distance not exc. 50m and depositing where directed at a level not exc. 1.5all as specified and directed.

Supply,laying & fixing in replacement double wall corrugated (DWC) pipes made of high density polythyline (HDPE) with all accessories i.e. all type of joints,Sockets,Elbows,bends and End caps etc.. all as specified and directed of size 77mm outer dia and 63mm inner dia

S&F on load Automatic change over switch in sheet steel enclosure with front handle of capacity 100 Amps , four pole , 415 Volts complete all as directed .