SPECIAL REPAIRS TO BLDG NO 173 AT OTA CHENNAI UNDER GE STM CHENNAI

Amount

Dismantling boarding, wooden flooring any description, fixed in any position with nails incl fillet

Taking down frame less glass side hung door shutter of exc 1.5 sqm and n.exc 4 sqm each of any thickness and refixing in same opening on completion of wooden flooring including making it functional

Taking down fixed glass door shutter of exc 1.5 sqm and n.exc 4 sqm each of any thickness and refixing in same opening on completion of wooden flooring and all as directed

Supply and installation of wooden flooring using maple wood - 21mm thick, wooden runners - 45mm, rubber pad - 10mm for the each squash court of size 9750mmx6500mm with the height of 4000mm at one end and 2000mm at another end as per the standard dimensions given by sport authority of India for Squash court in compliance with below details:- Technical specification of wooden flooring :- The surface board : Made of kiln seasoned treated Hard Imported Maple wood finished with 21mm thick 55 to 90mm width and in random length in tongue and groove shape. The edges of the boards will have a finger lock groove and the bottom side with air pass groove and treated with special anti-termite and water resistant lacquer. The under frame : Made of PINE wood runners of 45mm x 70mm treated with anti-termite solution and fixed on the bottom side with 10mm thick Air-cushion pads by staple through the two wings at 350 mm c/c.

The installation : The IPS sub-floor to be treated with Arcostic and a vapour barrier of 1-2 ml (100 -200 micron) thick to be placed on the levelled IPS sub-floor before laying the under frame. The runners having air-cushion pads to be placed on the vapour barrier in perfect level at 300mm c/c in one direction. The surface boards will be screwed to the runners through the tongue only and will lock the screwed tongue by the groove of the adjoining boards. The ends of the boards will be locked by inserting the wooden fingers through the edge grooves and fixed with suitable adhesive. An expansion gap of 10mm - 12mm will be left open between the wooden flooring and the surrounding tiled area / walls. The finishing : After installation the floor will be machine sanded in uniform level and finished with PU polishing water based polyurethane lacquer. The game line marking to be carried out in required colours before applying the finish coat. 1. Maple wooden flooring (2 courts) 2. Hard plaster system (2 courts) 3. Sound board (2 courts) 4. Squash court Paint (2 courts) 5. Game line marking (2 courts) Note:- (i) This job shall be done only through the authorised applicators/ specialised agency approved by competent authorities. (ii) Manufacturer's warranty and Guarantee of 5 years by the contractor in Rs.100 Non-judicial stamp paper shall be submitted to the engr-in-charge after completion of work.

M&L for anti termite treatment along the external wall below concrete or masonry apron using chemical emulsion @ 2.25 litres per linear metre including drilling and plugging holes etc. in apron complete all as specified and directed.

M&L for anti termite treatment of soil under existing floors using emulsion @ one litre per hole, 300mm apart including drilling and plugging 12mm dia holes with cement mortar 1:2 to match the existing floors complete all as specified and directed.

Bitumen primer for use in waterproofing and damp-proofing treatments @ 0.40 kg per sqm

Cement concrete 25mm thick type B-0, 1:2:4 as in floor and making surface even and smooth without using extra cement

S&F Roof trusses (framed), trussed, purlins, crane gantries, rails and fastenings and heavy bracket framing (Beam, tee, angle, channel or flat sections) including distance pieces, cleats etc., conforming to Fe 410-W (Gde E 250) quality A.

S&F 0.71 mm thick aluminium alloy colour coated roofing sheets of alloy IS designation 31500, temper H*8 conforming to IS 737 and dimension as per IS code 2676 with characteristics of good formability and corrosion resistance and troughed profile with centre to centre pitch of 200mm, depth of 32mm, overall profile width 1092mm, cover width 1000mm at all heights, levels and locations. The profile sheet shall be fixed to steel members in slope or reqd pitch or curvature with hex cap headed self drilling / tapping SS screws M6, 60mm long with 3mm EDPM seal washer etc., all inclusive of scaffolding, T & P and sundries etc.,

S&F Hand rails, half round or other steel section, drilled and counter sunk for balusters running bars, wind ties for roof including securing bolts, flat iron fillets including all necessary drilling, bolting or riveting etc., and similar work conforming to Fe-290 gde E-165

M&L for 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 spcd and as directed.

All as per item No 12 above but n.exc 10 cm in width or girth.

Complete removal of existing treatment using tools and machinery on ceiling and applying two coats of oil bound distemper over a coat of primer over 3mm thick wall care putty complete all as spcd and as directed.

Complete removal of existing treatment using tools and machinery 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 spcd and as directed.

Complete removal of existing treatment using tools and machinery on walls Finishing walls with Acrylic Smooth exterior paint of required shade Old work (Two or more coat applied @ 1.67 ltr/10 sqm over and including priming coat of exterior primer over 3mm thick wall care putty incl preparing plastered wall surfaces complete all as spcd and as directed.

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

M&L 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.

M&L for 25 mm thick 1:2:4 Cement concrete type B-1, using 20mm graded stone aggregate as in levelling course.

M&L for 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

S&F in repair Vitreous China oval shaped wash basin counter type, white, size 550 x 400mm including cutting for and pinning in ends of brackets or erecting stand brackets, incl supply and fixing of 32 mm bottle trap of CP (half or full threaded) and 32mm dia waste pipe as all specified and as directed

S&F in repair Pillar taps 15mm, cast copper alloy with capstan heads, CP fancy type, screwed down high pressure with long screwed shanks and fly nuts screwed for iron pipe and fixed as all specified and as directed

Supply and fix in repairs Vitreous China Urinal, Half stall type coloured complete fixing with suitable fixing arrangements to wall with and including CP urinal spreader, CP domed waste coupling and waste pipe complete, all as directed.

S&F in repair Vitreous China Urinal partition white of size 310x700 mm including all fittings & fixtures complete as all specified and as directed

S&F in repairs vitreous china wall mounted wash down water closet (pedestal pattern), white of style and pattern complete with and including plastic seat cover, white fixed as all specified and as directed

S&F in repairs PVC, concealed flushing cistern, low level, white, 10 ltrs, with inlet ball valve, float, handle and flush pipe incl. brackets including 32 mm dia flush pipe as all specified and as directed

S&F 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 respect as all specified and as directed

S&F in repairs toilet paper holder of stainless steel with flat recessed type complete all as spcd.fixed to walls with chromium plated (CP) brass screws as all specified and as directed

S&F in repairs15mm bore stainless steel two-in-one bib tap, as all specified and as directed

S&F in repairs Brass chromium plated Tubular towel rail, 20mm dia, D type, 60cm long between flanges as all specified and as directed

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

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

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

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

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

S&F PVC (SWR) vent cowl 75mm

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

S&F PVC (SWR) bend 75 mm bore.

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

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

S&F PVC (SWR) bend 110 mm bore.

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

S&F PVC (SWR) vent cowl 110 mm

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

S&F stack clamps out of 50mm x 5mm flat iron and 16mm dia round iron stays, including bolts and nuts and securing ends of stays to wall or roof suitable for bore of pipe 110mm

All as per item No.46 here-in-before but stack clamp suitable for bore of pipe 75 mm

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.

All as per item No 48 here-in-before but bore of pipe 25 mm

S&F in repair stop valves 20 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

Supplying and laying of 20 mm CPVC pipes SDR 11 & Plain CPVC SDR 11 fittings laid in walls/floors complete all as specified.

All as per item No.51 here-in-before but of 25 mm CPVC pipes

S&F in repair stop valves 25 mm bore chromium plated with long shank and cup high pressure with crutch or butterfly handle screwed both ends for iron pipe or for unions and fixed

S&F CPVC 20mm dia brass elbow

S&F CPVC 20mm dia brass Tee

S&F CPVC 25mm dia brass elbow

S&F CPVC 25mm dia brass Tee

S&F CPVC 20mm dia brass Union

S&F CPVC 25mm dia brass Union

S&F in repairs rotationals moulded polyethylene water storage tanks of capacity 1000 litres (cylindrical, vertical with closed top) hoisted and fixed in position all as specified including taking down old tanks

S&F 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)

S&F in repairs 25mm Gun-metal, globe or gate valves, with iron wheel head, screwed both ends for iron pipe.

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 spcd

M&L for 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.

Bitumastic gola with 80/25 bitumen and coarse sand mixture. 1:3 by weight, at the junction of panels of plinth protection

Taking down rainwater pipes (any size or pattern), including all fittings, heads, shoes, bends, swan-necks,

Dismantling brick work built in cement mortar

M&L for providing brick work with fly ash bricks straight or curved on plan to any radius in half brick thick walls built in CM 1:4

Cement concrete 1:3:6 type C-2 using 40mm graded stone aggregate as in surface channels and drains

M&L for providing coping, bed block for stanchion / post, lintels upto 1.5m clear span on half brick partition wall with cement concrete Type B1, 1:2:4 using 20mm graded stone aggregate including necessary form work.

M&L for 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.

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

S&F Solid PVC door Frame of size 50mmx47mm made out of 5mm plain colour Prelam PVC sheet reinforced with M.S Square tube, supplying & fixing in opening as per specification & drawing

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 Prelam PVC sheet on back face, supplying & fixing in frame at site as per specification & drawing

S&F 300mm 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.

S&F Butt hinges 100 mm, stainless steel hinges fixed with stainless steel screw with frame

S&F Aluminium anodised barrel tower bolts of extruded section 200 mm size

S&F Extruded aluminium alloy handles, fabricated type, anodised 150 mm long

Dismantling stone slab any description or thickness laid bedded and pointed in any mortar

M&L for 20mm thick Granite (of any type) work (table rubbed and polished) in steps, jambs, pillars, window cills, cooking platforms over and including 15mm thick screed bed in CM 1:4 and like in CM 1:4 incl pointing in white cement 1:2 using marble dust with admixture of pigment or mat.

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

S&F powder coated (minimum thickness of powder coating 50 micron) Anodised aluminium 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.

S&F powder coated (minimum thickness of powder coating 50 micron) Anodised aluminium 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

S&F 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 spcd and as directed.

S&F rubber neoprene /gasket in doors /windows including fixing glass clip, glass and make it window /door good for functional aspects

S&F in repair rubber neoprene /gasket in doors /windows including refixing glass clip, glass and make it window /door good for functional aspects

M&L for 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 and incl 15 mm thick screed bed in CM 1:4 complete all as directed

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 light point controlled by two 2 - way switches

All as per item No.89 above but with 4 sqmm copper conductor cable with 4 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.

M&L for 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.

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.

Supply and fix Recess Mounted 4'x1' LED 36W Luminaries with high Performance suitable for mounting & Integrated electronic driver all as specified and as directed.

Supply and fix 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.

Supply and fixing 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 directed.

Supply and Fix 30 W MP Bldg Sec lights New generation energy saving & environmental friendly long life Versatile pressure die-cast aluminium IP 66 roadway luminaries with high power LEDs as light source and electronic driver of Lamp type:30W LED 6000K all as specified and as directed.

Supply and fix 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.

Supply and fix 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.

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

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

S&F Modular switch 2 way 6A, 1 module, 240 Volts complete all as specified and directed

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

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

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

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

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

Disconnection and taking down Old Ceiling Fan and deposit it to MES store safely and Supply & Fix of 1200 mm sweep ceiling fan BLDC rating, energy saving model with double ball bearing 230 volts 3 blades white in colour without regulator COMPLETE WITH CANOPY, suitable DOWN ROD all as directed.

Disconnection and taking down old exhaust fan and deposit it to MES store safely and Supply and fixing of exhaust fan, steel body AC single Phase. 230V of size 300mm sweep with, blades, and frame and louvers includuing all accessories as per site requirement complete all as specified and as directed.

Disconnection and taking down old exhaust fan and deposit it to MES store safely and Supply and fixing of ventilating fan of size 250 mm sweep white in colour, plastic body all as specified and as directed.

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

Removing excavated surplus material /soil not exceeding 50 m and depositing where directed at a level not exceeding 1.5 m above the starting point all as directed.

Returning filling using excavated soil including spreading levelling watering well ramming in layers not exceeding 25 cm each all as directed.

Supplying and laying burnt brick "B" class standard size for protection of cable as directed.

Supply, lay, spread in trenches river sand including spreading, levelling, punning for cushioning of cable all as directed.

Supply & Lay cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 volts grade with stranded aluminium conductor of size 2 core 10 Sqmm all as specified and as directed. Note :- Lugs and glands are deemed to be included in the rate quoted for laying of cable and to be used properly wherever required while connecting cables to the panel board.

S&F of tubes light grade of size 40 mm dia galvanised with all fittings and fixed complete to walls and ceiling or laid in trenches, fixed on pole /under road crossing or passing through gutters etc including necessary road cutting and making good with PCC 1:2:4 type B1 (using 20 mm graded crushed stone aggregate) complete, including taking down old u/s GI tubing all as specified and as directed.

Material and Labour for 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.

Sri Mahalakshmi Enterprises (BID ID -3383407)

SRI VISHAKHA ENTERPRISES (BID ID -3384500)

SRI BALAJI CONSTRUCTIONS (BID ID -3384302)

S.M.ELECTRICALS (BID ID -3384609)

G.JANAKIRAMAN CO (BID ID -3384525)

GOKUL ENTERPRISES (BID ID -3384902)

SATHYA SAI CONSTRUCTION (BID ID -3382961)

MONISH CONSTRUCTIONS (BID ID -3384762)