8109/E8 ADDN/ ALTN TO BLDG NO. XIX (INSTR ACCN) AT OTA CHENNAI UNDER GE STM

Amount

Demolition of unreinforced concrete in ground floors and pavings n exc 15 cm thickness (below or above ground level) and disposed off from site all as specified

Demolition of cement concrete (unreinforced) of any description and in any position not otherwise specifically provided for

Dismantling floor, hearth or wall tiling including cement mortar bedding 9but not backing), removing serviceable tiles to store and rubbish off the premises.

Demolition of brickwork or stone / boulder masonry built in cement mortar or cement lime mortar incl all quoins, arches, pillars etc., but excluding ashlar facings, dressed stone work and precast concrete articles.

Taking down chowkats or frames with shutters (without taking off shutters from frames) exc. 1.5 Sqm but n. exc 4 Sqm each including making good disturbed surfaces

All as per item No 6 above but n exc 1.5 Sqm each.

Dismantling wrought iron or mild steel work of any description not otherwise provided for

Glazed ceramic coloured joint free tiles in vertical surfaces, 350 x 250 x 7mm or 450 x 350 x 7mm thick, set and jointed in neat cement slurry and pointed in white or coloured cement including cement screed 10mm thick in CM 1:3 all as specified and as directed.

25 mm thick Cement concrete type B-1,1:2:4 (20mm graded aggregate) as in levelling course.

Non skid ceramic coloured joint free tiles 7 to 8 mm thick (square / rectangular) area of each tile exceeding 0.06 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 over 15 mm thick screed bed in CM 1:4 complete all as directed

Non skid ceramic coloured joint free 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 15 mm thick screed bed in CM 1:4 complete all as directed

All as per item No 11 above but in vertical surfaces as in skirtings incl screed bed 10mm thick in CM 1:3 all as specified and directed.

Vitrified ceramic coloured tiles 10 mm thick (square / rectangular) polished, area of each tile 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 15 mm thick screed bed in CM 1:4 complete all as directed

All as per item no 13 above but in vertical surfaces as in skirtings incl screed bed 10mm thick in CM 1:3 all as specified and directed.

Rendering 10mm thick on fair faces of brick work or concrete surfaces finished even and smooth without using extra cement in CM 1:4 with liquid water proofing liquid as per manufacturers instructions on sunken slab of toilets. Note : Water proofing and LW+measured and paid separately

Preparing the surface thoroughly to remove all loose particles /dust particles and applying blown grade bitumen VG 10 @ 1.2 kg/Sqm confirming to IS 702 and apply a coat of bitumen primer @ 0.40 ltrs/sqm followed by APP membrane reinforced with polyester non woven fabric 3 mm thick weighing not less than 3.8 kg/sqm laid on primed surface by forced torch application followed by a finishing coat of solar reflective aluminium painting @ 0.10 kg /sqm complete all as specified and as directed. Note: The work shall be carried out by authorized applicators of manufacturers

Cement concrete Type E2 1:5:10 (40 mm graded aggregate) in foundations, filling and mass concrete

20mm thick Granite (of any type) work (table rubbed and polished) in steps, jambs, pillars, window cills, cooking platforms and like in CM 1:4 incl pointing in white cement 1:2 using marble dust with admixture of pigment or mat.

Rounding to edges of Granite / stone slabs one edge such as in steps, cooking platforms and other similar situations.

Cutting out bricks, forming toothing for and bonding new into old work including value of new materials entering old walls and jointing and pointing in CM 1:6 (measured on vertical face in contact with old wall only).

Brick work withhold size fly ash bricks straight or curved on plan and 6 metre mean radius built in CM 1:6 all as specified

Framed work such as grills, gratings etc., with ends of bar shouldered forged into spikes framed guard bars and similar work conforming to fe-290 gde E-165

Powder coated aluminium (minimum 50 micron) frame for doors, windows, ventilators and grills/guard bars etc with one or more rebates including joining cleat for fixing etc. complete all as specified.

Powder coated aluminium (minimum 50 micron) door shutters, aluminium section weighing 0.55 kg/m including necessary joining cleats, glazing clips, rubber packing, handles 2 nos in each door, hinges, anodised aluminium snap beading, screws etc. complete all as specified

Powder coated aluminium (minimum 50 micron) window and ventilator shutters, sliding type without sash bar, aluminium section weighing 0.55 kg/m including necessary joining cleats, glazing clips, rubber packing, anodised aluminium snap beading, screws etc. anodised alum fittings such as peg stays, handles complete all as specified

9mm thick pre laminated particle boards, exterior grade, prelaminated both sides with decorative choice lamination fixed with screws to alum frame work for doors and cub boards door shutters all as specified and as directed.

Stainless steel wire cloth. 0.36mm nominal dia of wire and average width of aperture 1.40mm and fixed with stainless steel wire staples all as specified.

Sheet glass 4mm thick, ordinary quality and glazing with oil putty in square n exc 0.5 sq. m in each pane and fixed to aluminium frame using rubber packing complete all as specified and as directed.

Figured glass, pin head type 4mm thick, and glazing with oil putty in square n exc 0.5 sq. m in each pane and fixed to aluminium frame using rubber packing complete all as specified and as directed.

Solid PVC door Frame of size 50mmX47mm made out of 5mm plain colour PVC sheet reinforced with M.S Square tube, supplying & fixing in opening as per specification &drawing

Factory Made Solid PVC Moulded Door Shutters 28 to 30mm thick with wood free EPS (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 manufacturers instructions.

Cutting openings through brick walls built in cement mortar for door, window and other openings or enlarging existing openings converting window into door openings etc., or cutting out defective brickwork for underpinning fixing and removing shoring cleaning etc., all as specified

Forming jambs etc., to openings (to foregoing item) including cutting toothing and properly bonding into old work also facing jointing and pointing to match existing work complete in CM 1:4 all as specified

40mm thick Polished cuddapah stone slab fixed as in cub board shelving complete all as specified and as directed.

25mm dia aluminium coloured powder coated decorative fancy type curtain rods all as specified and as directed.

aluminium coloured powder coated decorative fancy type end bracket and knob for 25mm curtain rods all as specified and as directed

100 mm size mild steel butt hinges, medium weight, cold rolled fixed with stainless steel screw with frame

75 mm size mild steel butt hinges, medium weight, cold rolled fixed with stainless steel screw with frame

Aluminium anodised barrel tower bolts of extruded section 200 mm size

Aluminium anodised barrel tower bolts of extruded section 125mm size

Extruded aluminium alloy handles, fabricated type, anodised 150 mm long

Extruded aluminium alloy handles, fabricated type, anodised 125 mm long

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 bolt and sliding bolts of extruded sections or cast aluminium alloy and fixed.

Cast iron door closer hydraulically regulated, designation No. 3, universal type, suitable for door shutters of 851 to 1000mm in width and of weight between 61 to 80 Kg and fixed

Providing and fixing stainless steel (Grade 304) railing made out of hollow tubes, channels, plates etc., including welding, grinding, buffing, polishing and making curvature and fitting the same with necessary stainless steel nuts and bolts complete including fixing the railing with necessary accessories and SS dash fasteners, bolts etc complete on waist slab with suitable arrange ment.

RCC nominal mix 1:2:4 type B-1 using 20mm graded aggregate as in slabs supported on walls, beams etc.,

Formwork to soffits of suspended slabs such as roof slabs, floor slabs, landing and similar work incl sides of slab, n exc 200mm thick (Horizontal or sloping) for flat rough finished surfaces of concrete.

RCC nominal mix 1:2:4 type B-1 using 20mm graded aggregate as in lintels upto 1.50m clear span, lintel bands, roof bands and other similar items incl necessary form work all as specified.

Mild steel TMT bars 10mm dia and over, cut to length, bent to shape required incl cranking, hooking ends and binding with MS wire annealed not less than 0.9mm dia or securing with clips.

All as per item No 49 above but 6mm to 8mm dia

All as per item No 49 above but 5mm dia and over upto and incl 10mm dia in stirrups, spacers and binders.

Sinks with drainage board made of stainless steel 1mm thick kitchen or laboratory with plugs, washers and wastes incl bedding in cement mortar to dwarf wall or incl fixing cantilever brackets and connecting union to pipe overall size 915mm complete all as specified

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., in brick walls and making good, cutting exc 10 cm but n exc 20 cm girth

Vitreous china wash down water closet (pedestal pattern), white, of style and pattern as existing, complete with and including providing plastic seat cover, white fixed all as directed.

Chromium plated health faucet with CP connection and hook fixed all as directed. Make ; Parryware Cat no: T9937A1 or equivalent.

PVC valve less syphonic action type, flushing cistern, low level, white, 10 ltrs, with inlet ball valve, float, handle and flush pipe incl. brackets including 32 mm dia flush pipe

Vitreous China wash basin, white, flat back, size 550x400mm excluding taps, waste, chain and plug and porcelain stopper but including brackets cutting for and pinning in ends of brackets or erecting or fixing of supply and waste pipe all as specified

Brass chromium plated 32mm bottle traps for wash basins with inlet and outlet screwed for pipe or connections including necessary packing, union and cap and fixed.

PVC connection 15 mm size with PTMT nuts of length 450mm.

Low density 32mm dia bore polythene waste pipe (LDPE) of pressure rating 6 Kgf / Cm2

Pillar taps 15mm bore cast copper alloy with capstan heads chromium plated, fancy type, screwed down high pressure with or without lettered 'hot' or 'cold' with long screwed shanks and fly nuts screwed for iron pipe.

Bib taps 15mm bore cast copper alloy with crutch or butter fly handle chromium plated screwed down for iron pipe or for brass ferrule fixed in repair.

Stop valves 15 mm bore chromium plated with long shank and cup (Concealed type) high pressure with crutch or butterfly handle screwed both ends for iron pipe or for unions and fixed in repair

Brass chromium plated, tubular towel rail, 20mm dia, D type, 60cm long between flanges.

3 in 1 wall mixer with provision of both hand shower and over head shower fixed in repair Make : Jaquar (Continental) Cat No : CON-281 KN or equivalent

5mm thick Glass shelves for bath room corner set of three (10",8",6") all as directed

Toilet paper holder brass chromium plated as in repair complete Make: Jaquar continental Cat No .ACN -1151N -or equivalent

Stainless steel peg set of 5 as approved

Demolition and breaking up drain pipes any type set in cement mortar

PVC (SWR) pipes single socketed, in any length with rubber ring joints or solvent cement, laid in floor, 75mm bore.

PVC (SWR) pipes single socketed, in any length with rubber ring joints or solvent cement, fixed to walls, 75mm bore.

PVC (SWR) pipes single socketed, in any length with rubber ring joints or solvent cement, laid in walls, 110 mm bore.

PVC (SWR) pipes single socketed, in any length with rubber ring joints or solvent cement, fixed to walls, 110 mm bore.

PVC (SWR) bend 110 mm bore.

PVC (SWR) floor trap with grating including jointing to solvent cement waste pipe 75 mm dia.

PVC (SWR) Gully trap 125 / 110mm setting and jointing with solvent cement.

PVC (SWR) vent cowl 110 mm

PVC (SWR) junction single, (Single T) equal or unequal for 110 mm bore pipe with access door

PVC (SWR) junction single, (Single T) equal or unequal for 75 mm bore pipe with access door

PVC (SWR) bend 75 mm bore.

Grating doom 100mm dia of PTMT Minimum weight 25gms)

Stack clamps out of 50 mm by 5 mm flat iron and 16mm dia round iron stays, including bolts and nuts and securing ends of stays to wall or roof Bore of pipe 110 mm

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

Ball valves 25mm high pressure of PTMT with epoxy coated Aluminium rod & high-density plastic ball screwed for iron pipe and fixed. (Minimum weight 25mm-455gms)

25mm Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe fixed in repair.

50mm Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe fixed in repair.

Taking up or taking down steel/iron tube of 20 mm bore and connections including cleaning for refixing or removal to store complete all as specified.

20 mm CPVC pipes SDR 11 including fittings laid in walls/floors complete all as specified.

Taking up or taking down steel/iron tube of 25 mm bore and connections including cleaning for refixing or removal to store complete all as specified.

25 mm CPVC pipes SDR 11 including fittings laid in walls/floors complete all as specified.

Taking up or taking down steel/iron tube of 50 mm bore and connections including cleaning for refixing or removal to store complete all as specified.

50 mm CPVC pipes SDR 11 including fittings laid in walls/floors complete all as specified.

75mm size extruded aluminium alloy handles, fabricated type, anodised

Aluminium anodised Hasp and Staple, safety type of size 75mm

Taking down cement plaster on brick or stone walls, etc. including raking out joints, hacking for key, scrubbing down with water etc

Rendering 10mm thick in CM 1:6 on fair faces of brick work or concrete surfaces and finished even and smooth without using extra cement on internal wall surfaces.

Rendering 10mm thick in CM 1:4 on fair faces of brick work or concrete surfaces and finished even and smooth without using extra cement on ceiling surfaces.

Rendering 10mm thick in CM 1:6 as under layer and 5mm thick in CM 1:4 mixed with water proofing compound as finishing layer to external wall surfaces and finishing the surface even and smooth including taking down existing cement plaster if necessary.

Supply only liquid water proofing chemical

Complete removal of existing treatment on walls and applying two coats of oil bound distemper over a coat of primer over 3mm thick wall care putty to internal wall surfaces complete all as specified and as directed.

Preparing new plastered wall surfaces and applying two coat of oil bound distemper over a coat of primer all as specified and as directed.

Preparation of old decorated ceiling surfaces including necessary scaffolding and applying one coat of white wash including filling the cracks/depressions using chalk whitening wherever required all as specified

Preparing new plastered ceiling surfaces and applying three coats of white wash all as specified and as directed.

Complete removal of existing treatment on walls and applying two coats of exterior weather proof paint over a coat of weather proof primer to all external wall surfaces complete all as specified and as directed.

Preparation of new steel surfaces over 10 cm in width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and as directed.

75mm thick cement concrete 1:3:6 type C-2 (using 40mm graded stone aggregate) as in plinth protection & paving finished even and smooth without using extra cement.

Anodised aluminium deco grill of size of mesh not exc 75mm x 75mm, thickness shall approx be 6mm, decorative type and fixed with suitable aluminium section fixed to alum frame of windows / ventilators complete all as specified and as directed.

Removing the existing roof treatment of any description completely and removal of all the debris from site and rubbish off the premises complete all as directed.

Screed bed 20mm thick in CM 1:4 with using waterproofing liquid as per manufacturers instructions.(LWPC Measured and paid separately)

Water proofing treatment with APP modified prefabricated five layer water proofing membrane, not less than 3mm thick and weighing not less than 3.60 Kg/Sqm reinforced with non woven polyester matt black finished over compatible primer at 0.3 litre/Sqm, touching the membrane on whole surface uniformly while unrolling the membrane by LPG and sealed with trowel after necessary preparation of surface complete all as per manufactures instructions . The over lap joint shall be provided of 75mm in longitudinal direction and 100mm in transverse direction respectively. All the angles, abutments and the drainage outlets shall be sealed with extra care to ensure full bondage. Manufactures : IWL India Ltd/SAPL (ARGO-P) Hydrotech Ltd (Hydroflame)/STP. Note : The work shall be carried out be authorised applicators of manufactures

Taking down carefully copper/ Aluminium point wiring (light, fan, socket or power) complete (fitting such as switches, ceiling roses, pendants, regulators, sockets, etc can be measured separately) removing the material from wall/ceiling etc, making good the disturbed surfaces and taken as credit all as directed.

Material and Labour for Point wiring complete with 1.5 sqmm single core PVC insulated unsheathed cable 1100 volts grade, multistranded copper conductor drawn through and including non-metallic rigid PVC conduit PVC conduit fittings and conduit accessories concealed in walls, roofs and floors etc., including Modular flush boxes and Modular cover plates for switches concealed in walls, roof and socket / electronics fan regulator / telephone socket, including provision of 1.5 sqmm PVC insulated unsheathed cable with multi stranded copper conductor as earth continuity conductor and connecting to common earth dolly all as specified for one light/fan point controlled by one way switch complete including cutting chases, pinning in, making good to facing where required and pointing in cement mortar 1:3 for concealed conduit wiring and making good the disturbed surfaces, matching with the existing wall surfaces, cutting not exceeding 10 Cm girth all as specified and as directed.

(a) One light point controlled by one switch.

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

(c) One 3 pin 5 amps switch socket on independent board.

(d) One 3 pin 5 amps switch socket on same board along with other switches.

(e) One exhaust point controlled by one switch

(f) One bell point controlled by bell push switch on independent board.

(g) One light point controlled by two 2-Way Switch

All as per item No.113 above but with 4 sqmm copper conductor cable with 2.5 sqmm PVC copper conductor cable as earth continuity conductor for one socket outlet 15/16 amps controlled by one switch 15/16 Amps on independent board all as specified and as directed.

Sub main wiring with PVC insulated, 1100 volts grade single core multistranded copper conductor cable conforming to IS specifications, 2 runs of 6 sqmm including one run of 6 sqmm single core multistranded copper conductor PVC insulated cables as earth continuity conductor with colour code drawn through and including one run of 25 mm dia rigid PVC conduit and conduit accessories or casing capping incl accessories fixed on wall/ceiling etc., or concealed in wall and connecting to common earth dolly including taking down old unsv all as specified and directed.

Sub main wiring with PVC insulated, 1100 volts grade single core multistranded copper conductor cable conforming to IS specifications, 2 runs of 10 sqmm including one run of 10 sqmm single core multistranded copper conductor PVC insulated cables as earth continuity conductor with colour code drawn through and including one run of 25 mm dia rigid PVC conduit and conduit accessories or casing capping incl accessories fixed on wall/ceiling etc., or concealed in wall and connecting to common earth dolly including taking down old unsv all as specified and directed.

Wall mounted LED 20W Batten Basic all purpose surface and wall mounted LED batten with Aluminium housing & Integrated electronic driver all as specified and as directed.

Wall mounted LED batten, Extruded aluminium housing provided efficient heat dissipation with polycarbonate diffuser with integrated electronic driver high efficacy. short circuit & voltage cut off protection, wide operating voltage range of 140V to 270V wide, lumen output of 1050,10W including lamp with complete all as specified and as directed.

Refixing of Light fittings any type obtained from Item Sl No 1 above including of necessary fixing arrangements and spares like Screws, nuts-bolts , fixing clamps etc all as required on ground for proper fixing of Light fittings and making good the disturbed surfaces of wall etc all as directed.

Supply and replacement of metal clad socket single pole and neutral enclosure with a two pin and earth plug top and socket complete with one single pole MCB 240 Volts 20 Amps all as specified and as directed.

MCCB Distribution board, TP&N , vertical , double door, sheet steel, enclosure powder coated with 100 Amps rated bus bar with neutral link,415 Volts 4 way fixed on wall duly grouted in solid block wall or on wooden board with electrical connection complete including 3 Pole V-Tec MCCB of 100 A rating & 16kA breaking capacity, MCCB pre-fitted at factory including taking down Old DBs all as specified and directed.

MCCB four pole , 415 Volt, 100 Amps,16 KA , adjustable thermal & fixed magnetic setting including taking down Old MCCB complete all as specified and directed.

MCB Distribution board , 240 volts single pole and neutral ,double door, sheet steel, enclosure powder coated with 100 Amps rated bus bar with neutral link,8 ways , fixed on wall duly grouted in solid block wall or on wooden board with electrical connection complete all as specified and directed.

MCB SPN 230 volts, 40 amps 'C' Curve 10 kA Capacity including taking down Old MCB complete all as directed.

MCB SP 230 volts,40 amps 'C' Curve 10 kA Capacity including taking down Old MCB complete all as directed.

Ceiling rose surface bakelite 65mm x 50 mm two to three terminals all as directed.

Modular switch 2 way 10A, 1 module, 240 Volts complete all as specified and directed

Modular switch 1 way 6A, 1 module, 240 Volts complete all as specified and directed

Modular switch 1 way 16A, 1 module, 240 Volts complete all as specified and directed

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

Modular socket 6 A/ 16 A - 2/3 pin combined 2 module complete all as specified and directed

Lamp holder, insulated body, with back plate for batten fitting with LED bulb complete all as specified and as directed.

Modular Bell push, flush type, 5 amp complete all as specified and directed

Bell ding Dong 230V AC single pole complete all as specified and as directed.

Modular Fan step regulator, 100W - 1 module for ceiling Fan of 1200 mm sweep all as specified and as directed.

Painting of ceiling fan complete , using spray gun, in site with synthetic enamel paint by spraying including filling cavities with filler , one coat after cleaning all dust complete all as specified and directed

Disconnection and taking down Old Exhaust Fan and deposit it to MES store safely. Supply and fix in replacement of ventilating fan of size 250 mm sweep white in colour, plastic body all as specified and as directed. (Note: Old Unserviceable Fan to deposited to MES Store)

Refixing of Water Heater with suitable clamps etc all as required on ground for proper fixing of water heaters and making good the disturbed surfaces of wall etc all as directed.

Earthing complete with galvanised steel earth plate electrode of size 60 cm x 60 cm x 6 mm thick buried directly in ground vertically to a depth of not less than 2.25 mtr below normal ground level with top edge of earth plate not less than 1.5 mtr below normal ground level, connected to galvanised iron/steel earth wire 4 mm dia by means of bolts, nuts, washers and check nuts made out of galvanised iron, protected by GI pipe light grade 15 mm bore dia and connected to main control board all as shown in Electrical plate No 3 of MES SSR Part I including necessary excavation and earth work in any type of soil, salt, charcoal dust, PCC 1:2:4 type B1 in chamber, RCC 1:2:4 chamber cover with 6 mm dia MS bar at 100 mm centre to centre both ways and MS 6 mm dia hook complete all as specified and directed.

ASHWIN ASSOCIATES (BID ID -3098485)

G.JANAKIRAMAN CO (BID ID -3098291)

Sri Renugambal Engineering & Construtions (BID ID -3093048)