REPAIRS TO CHAJJA FINS FACIA PARAPET OTHER MISC RCC ELEMENTS AND ROOF TREATMENT OF RCC BUILDING AND REPAIRS AND OVERHAULING TO ROLLING SHUTTERS BROKEN MS CHANNELS TRUSSES GIRDERS AND MISC WORKS FOR 507 ABW AND ESD KANKINARA UNDER GE (N) KOLKATA

Amount

Taking down/dismantling loose/damage concrete including plaster of any description and in any position from RCC structures like chajja, fins, roof ceiling,louvers, parapet, column, beam, and of lintel by hammering with wooden mallets carefully chipping off the old concrete surface with necessary scaffolding including cutting of rusted reinforcement if so required and disposal of old debris to outside the premises complete all as specified and as directed.

Cleaning the existing surface of concrete and reinforcements as obtained after execution of item No. 01 here in before by wire brush including scrapping & cleaning with emery paper or by air blasting or sand blasting incl foreign matrials , loose concrete/aggregate etc and washing down with water as required complete all as specified and as directed.

Material and labour for mild steel TMT bars 10mm dia and over, cut to length, bent to shape required, including cranking, bending lapping etc as required and welding with existing bar complete all as specified and as directed

Material and labour for mild steel TMT bars 6 to 8mm bar, cut to length, bent to shape required, including cranking, bending, lapping etc as required and welding with existing bar complete all as specified and as directed.

Material and labour for mild steel TMT deformed bar or twisted bars upto 10mm dia as in stirrups cut to lenth bent to shape required including cranking ,bending etc and lapping ,welding as directed to the existing one complete all as specified and as directed. Note for item No 3 to 5: Welding shall be measured and paid separately under appropriate item. Make for item Nos. 3 to 5:- Rinl / Sail / Tisco/JAI Balaji industries ltd / Shyam Steel industries Ltd. / SPS stell rolling mills ltd / SRMB Srijan Pvt Ltd / Electrosteel steels ltd / Shyammetallics and energy ltd / Jindal.

Material and labour for welding in repairs n. exc 2.5cm in length and thickness of metal to be welded exc.6mm but n.exc. 9mm complete all as specified and as directed.

Material and labour for welding in repairs exc 2.5cm but n.exc.5cm in length and thickness of metal to be welded exc.9mm but n.exc. 20mm all as specified and as directed.

Removing of concrete all around reinforcement including from behind the reinforcing bars to give an average 25mm (but not less than 15mm clear air gap)by manual methods (using wire brushing ,chiselling etc) and applying alkaline rust removing chemical followed by removing rust including from behind the reinforcing bars by emery paper and cleaning the area throughly by water and allow it to dry all as per manufacturer,s instruction to give it a totally rust free finished steel surface complete all as specified and directed by Engr-in-charge. Make : SIKA/FOSROC or any other equivalent as approved by GE ) upto 12 mm dia bar.

Removing of concrete all around reinforcement including from behind the reinforcing bars to give an average 25mm (but not less than 15mm clear air gap)by manual methods (using wire brushing ,chiselling etc) and applying alkaline rust removing chemical followed by removing rust including from behind the reinforcing bars by emery paper and cleaning the area throughly by water and allow it to dry all as per manufacturer,s instruction to give it a totally rust free finished steel surface complete all as specified and directed by Engr-in-charge. Make : SIKA/FOSROC or any other equivalent as approved by GE ) above 12 mm dia bar

M & L for providing single coat of epoxy bond adhesive of prepared non metallic surface (existing surface) and applying by brush all as per manufactures instruction/specification. The bonding agent shall have minimum compressive strength of 40 N/Sqmm and complete all as specified and directed by Engr-in-charge. Make : SIKA/FOSROC or any other equivalent as approved by GE )

Supply and application of Epoxy Zinc rich primer on the prepared steel surface by brush the primer shall have a minimium specific gravity 1.75 minimum weight film thickness/coat 40 microns and minimum adhesive bond strength with steel is 1.5N/mm2 complete all as specified and directed by Engr-in-charge. Make : SIKA/FOSROC or any other equivalent as approved by GE )

M & L for providing and inserting mild steel shear key bars/levelling gauges of required length and diameter in reinforced/plain concrete as per drawing and direction of engr-in-charge including power drilling holes of appropriate diameters to a minimum depth equal to 12 times the diameters of shear key bar/levelling gauge, cleaning the drilled holes of loose dust by blowing , insertion of epoxy from cartridge, placing the shear key bar in position and allowing it to stay undisturbed for 24 hours. Rate shall be include cost of labour, all materials, T&P for power drilling in concrete , epoxy cartridge, plastic nozzle etc, complete incl cleaning the drilled holes of loose dust by blowing air complete all as spd and dir by Engr-in-charge. 12 mm dia, 300mm long @ MS shear key of bar .(NOTE:- The projection length of shear key shall be more than 10 times its diameter plus half of the thickness of cover to concrete plus bend length. Make : SIKA/FOSROC or any other equivalent as approved by GE )

Supply, mixing and application two component structural grade polymer modified reinstatement morter, where local spalling has taken place or shuttering is not possible. The morter can be applying in layers not exceeding 6mm thick in each layer in and upto any thickness in smaller vertical pockets and upto any thickness in horizontal applications. The mortar should have a minimium compressive strength 12N/mm2 in 1 day and 45N/mm2 in 28 days. Minimum flexural strength should be 8 N/mm2 in 28 days. A modified styrene butadience emulsion for use as a bonding aid and gauging liquid for cementious system to be mixed with cement slurry before the application of modified polymer mortar to be used @ 6 ltr/bag of cement. The bonding agent should have minimium compressive strength 24N/mm2. Minimum tensile strength 3.5N/mm2, minimium flexural strength 6.5N/mm2 complete all as spd and directed by the Engr-in-charge upto 25 mm average thickness. Make : SIKA/FOSROC or any other equivalent as approved by GE )

M & L for applying curing compound over concrete surfaces as per manufactures instruction complete all as spd and dir by Engr-in-charge ( Make : SIKA/FOSROC or any other equivalent as approved by GE )

Material and labour for providing reinforced cement concrete (1:1½: 3) type A0 (using 12.5mm graded stone aggregate) mixed with integral water proofing liquid admixture as per manufactures instructions as in columns, pillars, piers, posts and struts complete all as specified and as directed.

All as per item No. 15 above but in beams, lintel, cantilevers.

All as per item No. 15 above but in slab, landing, balcony and similar items.

All as per item No. 15 above but in chajja, facia, railing and parapet. (Note for item No 15 to 18 : Integral water proofing liquid admixture shall be measured and paid separately).

Use and waste of formwork to sides of pillars, posts, struts, piers, columns and stanchions for rough finished concrete surfaces complete all as specified and as directed.

Use and waste of formwork to sides of sides and soffits of beams, lintels, floors etc. for rough finished concrete surfaces complete all as specified and as directed.

Use and waste of formwork to parapet, RCC wardrobe and similar items for rough finished concrete surfaces complete all as specified and as directed.

Use and waste of formwork to sides and soffits of chajja, troughs etc for rough finished concrete surfaces complete all as specified and as directed

Material and labour for 5 mm thick plastering in CM (1:3) on concrete surfaces as in sides of column, lintel, beam, chajja, facia, railing, RCC wardrobe etc including finish the surface even and fair without using extra cement complete all as specified and as directed

Material and labour for rendering 05mm thick in cement mortar (1:3) on concrete surfaces in ceiling complete all as specified and as directed.

Supply only integral water proofing liquid admixture for concrete and mortar. Make :CONPLAST X421IC of Fosroc /SIKA No 1 of SIKA/equivalent brand of PIDILITE)

Material and labour for preparation of new plastered surfaces of wall and applying three coats of white wash complete all as specified and as directed Make for lime:- Suryacem / Lovelycem / Birla white.

All as per item No. 26 above but in ceiling.

Material and labour for preparation of new plastered surfaces of wall and applying two coats of cement base paint, first quality, complete all as specified and as directed.

Material and labour for preparation of new plastered surfaces of wall and applying two coats of distemper oil emulsion, first quality, over a coat of alkali resistant primer complete all as specified and as directed.

All as per item No. 29 above but in ceiling. Make for item Nos. 28 to 30:- Asian / Berger / Jenson & Nicholson / Shalimar.

Material and labour for providing 40mm thick cement concrete 1:2:4 type B1 using 20mm graded aggregate as in floor, laid in bays,finished the surface even and smooth with using extra cement complete all as specified and as directed

Demolition of brickwork built in cement mortar including all quoins, arches, pillars etc. complete all as specified and as directed.

Materials and labour for brick work with brick class designation 75 old size brick, straight or curved on plan, exceeding 6m mean radius, built in cement mortar (1:6), complete as specified and as directed.

Taking down existing course of roof treatment, scale, dirst etc. including raking out, hacking, etc. complete all as specified and as directed .

Demolition of cement concrete in any description and in any position complete all as specified and as directed.

M&L Cement concrete type B-1,1;2:4 (20 mm graded aggregate) 50 mm thick laid in RCC roof complete all as specified and as directed.

M&L for water proofing treatment with APP based standard membrane in non approchable roof with the following courses of treatment: (a) Apply bituminous primer (IS 3384) @ 0.40 Kg per Sqm of the surface area including cleaning the surface complete all as specified. Make: SIKA/STP/TIKITTAR DANOSA (b) Apply APP plastomeric bitumen based mineral finished water proofing membrane polyester reinforced (4 Kg/Sqm) with 10 cm overlaps and torch bonded at joints including surface preperation before and after application of treatmentn as per manufacturers instruction complete all as specified. (Make of APP Membrane:SIKA/STP/TIKITTAR DANOSA

Cutting Chases , pinning in , making good to facing where required and pointing in CM 1:3 to ends or edges of landings , steps , cills , sunshades , shelves , lintels,parapet etc and cutting chases for concealed water tubing or concealed conduit wiring etc and making good of cutting in brick wall n.exc 10 cm girth complete all as specified .

Taking out old unserviceable floor, hearth or wall tiling including cement mortar bedding (but not backing) and rubbish off the premises complete all as specified and as directed.

Material and labour for non-skid ceramic coloured tiles 7 to 8 mm thick (square/rectangular) area of each tile exceeding 0.11 sqm but n.exc. 0.18 sqm as in floors etc set and jointed in neat cement slurry and pointed in white or coloured cement to match the colour of tiles over and including 15mm thick screed bed or bedding layer in CM(1:6) complete all as specified and as directed.

Material and labour for glazed ceramic coloured tiles , size of tile not less than .016 Sqm each, 7mm thick in skirting/dados etc, set and jointed in neat cement slurry and pointed in white or coloured cement to match the colour of tiles over and including 10mm thick rendering in CM(1:4) complete all as specified and as directed. Make for item Nos. 40 & 41:- Kajaria / Asian Granito / Somany / VamoraGranito / Nitco / Orient / Jhonson

Material and labour for light shade vitrified tiles 10mm thick (square/rectangular) polished, area of each tiles exc 0.18 sqm and nexc 0.38 of each tile in floor set and jointed in neat cement slurry & pointed in white cement and pigment to match the colour of tiles over and including 15mm thick screed bed in cement mortar (1:6) complete as specified and directed.

Material and labour for light shade vitrified tiles 10mm thick (square/rectangular) polished, area of each tiles exc. 0.18 sqm but n.exc. 0.36 sqm in skirting etc set and jointed in neat cement slurry and pointed in white or coloured cement to match the colour tiles over and including 10mm thick rendering in CM(1:4) complete all as specified and as directed. Make for item Nos. 42 & 43:- Somany / AsianGranito / Nitco / Orient / Kajaria / varmoraGranito Pvt Ltd / Jhonson.

Supply and fix in repair rotational moulded polyethylene water storage tank with tank cover (Tripple layered layer) 5000 ltrs capacity (Cylindrical vertical with closed top) hoisted, fixed in position and connecting to existing pipeline complete all as specified and as directed including taking down old unserviceable one. Make:- Rotex /sintex, Polywel / SPL /Polycon /Diplast /Nilkand / Oriplast/ Jindal Jaipur

Supply and fix in repair 20mm bore ball valves high pressure of PTMT with epoxy coated aluminium rod and high density plastic ball screwed for iron pipe complete all as specified and as directed. Make:- M/S Prayag / Polytuf / M/S SakPlast Pvt Ltd./ Shakti Enterprises.

Supply and fix in repairs 15mm bore bib tap fancy type chromium plated cast copper alloy with crutch or butter fly handle complete all as specified and as directed.

Supply and fix in repair stop cock 15mm bore fancy type, chromium plated with long shank and cup concealed type cast copper alloy, screwed down, high pressure, with crutch handle, screwed both ends for brass ferrule complete all as specified and as directed.

Supply and fix in repair pillar tap of 15mm bore, cast copper alloy with capstan heads fancy type, chromium plated screwed down, high pressure, with long screwed shanks and fly-nuts, screwed for iron pipe and fixed complete all as specified and as directed. Make for item Nos. 46 to 48:- Parryware / Essco / Hindware / MarcRoca / Marc / Cera / Crabtree / BluestarMarc / Kohler / Grohe / Gem / Parko / ESS ESS / Lauret / Zoloto / M/S Plastocraft Sanitary ( India) Pvt Ltd ( Brand:- AGRANI./ M/SSomany ceramic Ltd. ( Ether) / Prayag / Shakti Enterprises. .

Supply and fix in repair 10 litre capacity PVC valve less, symphonic action type, flushing cistern, low level, white, with inlet, ball valve, float and handle including brackets and flush pipe of polyethylene of low or high density or PVC. 32 mm dia, for low level cistern including PVC connections 15mm size with brass nuts and washer both side of length 450mm complete all as specified and as directed. Make:- M/S Johnson Padder / Hindustan sanitary ware / Millennium / Cera / Blue Star Polymers (Speed Flow) / Commander (Water Bird) / Hindware(Sleek) / Parryware(Slimline) / Prayag / Shakti Enterprises.

Supply and fix in repair chormium plated hand shower 105mm dia round shape single flow with air effect (ABS body and face plate chrome plated with rubit cleaning system) for fixing in 15 mm bore pipe complete all as specified and as directed. Make:- (Model No. HSH-1717 of Jaquar or equivalent in Parryware / Essco / Hindware / MarcRoca / Marc / Cera / Crabtree / BluestarMarc / Kohler / Grohe / Gem / Parko / ESS ESS / Lauret / Zoloto / M/S Plastocraft Sanitary ( India) Pvt Ltd ( Brand:- AGRANI./ M/SSomany ceramic Ltd. ( Ether) / Prayag / Shakti Enterprises. )

Supply and fix in repair 15mm bore stop valve of PTMT any colour high pressure screwed for iron pipe and fixed (Minimum weight 90gms) complete all as specified and as directed.

Supply and fix in repair 15mm bore bib tap (Minimum weight 90gms) standard of PTMT any colour high pressure screwed for iron pipe complete all as specified and as directed.

Supply and fix in repair 15mm bore Pillar tap (Minimum weight 110gms) standard of PTMT any colour high pressure screwed for iron pipe complete all as specified and as directed.

Supply and fix in repair 3 inches shower with shower arm of PTMT (Minimum weight 40gms) any colour for fixing with 15mm bore pipe complete all as specified and as directed. Make for item Nos. 52 to 55:- M/S Prayag / Polytuf / M/S SakPlast Pvt Ltd./ Shakti Enterprises.

Dismantling wrought iron or mild steel work of any description not otherwise provided for complete all as specified and as directed

Supply and fix Framed work as in doors or gates of angle or other section with gusset plates, rails, braces, etc., complete, drilled for fixing of steel sheeting or other covering. Doors, etc. to be prepared for hanging or sliding with and including either hooks and hinges or steel hanging door fittings Fe 410 -W (GdeE- 250) qualityA (exclusive of steel sheeting or other covering, running rails and guides) and hanging; also fastening and fixing along with painted one shop coat of zinc chromate primer paint (including preparation of surface) at Contractor’s workshop before fabrication complete all as specified and as directed. Make:- Rinl / Sail / Tisco/JAI Balaji industries ltd / Shyam Steel industries Ltd. / SPS stell rolling mills ltd / SRMB Srijan Pvt Ltd / Electrosteel steels ltd / Shyammetallics and energy ltd / Jindal.

Supply and fix Plates (plain or chequered) channels, square cut or notched (ordinary and counter sunk) forming holes, Fe 410 -W (GdeE- 250) qualityA without any attachment

Supply and fix Rolled mild steel in Joist, channel, angle, or tee sections, Fe 410 -W (GdeE- 250) quality A fixed independently, without connecting plates, etc.complete all as specified and as directed

Steel work in tubular trusses including special shaped washer etc. complete using ERW or induction butt welded tubes conforming to I. S.11611979 grade St.-240 with painted one shop coat of zinc chromate primer paint (including preparation of surface) at Contractor’s workshop before fabrication complete all as specified and as directed. Make for item Nos. 58 to 60:- Rinl / Sail / Tisco/JAI Balaji industries ltd / Shyam Steel industries Ltd. / SPS stell rolling mills ltd / SRMB Srijan Pvt Ltd / Electrosteel steels ltd / Shyammetallics and energy ltd / Jindal.

Dismantling Plain or corrugated steel sheeting, any gauge, thickness, including roof coverings/walls etc complete all as specified and as directed

Supply and fix 0.63 mm thick CGI sheet for covering to door shutter and walling cladding, steel gates and similar work, cut to size, holes punched; including round headed screws, clout nails or rivets and fixed to wood or steel framing with plain 40 mm lap joints with riveted or welded seams, including bending or turning up, mitred angles, etc. as required complete all as specified and as directed( Note: Grade of Zinc coating 275 ). Make :- Rinl / Sail / Tisco/JAI Balaji industries ltd / Shyam Steel industries Ltd. / SPS stell rolling mills ltd / SRMB Srijan Pvt Ltd / Electrosteel steels ltd / Shyammetallics and energy ltd / Jindal.

Supply and fix in repair MS hook or pintle hinges for large gate / door conforming to Fe 290 Gde E-165 complete all as specified as directed.

Supply and fix Mild steel screw bolts (machine made) with hexagonal or square heads at one end and screwed the other, or screwed both ends, each screwed end to be fitted with washers and one hexagonal or square nut, n exc 5cm long complete all as specified and as directed

Running welding in repairs to metal thickness n.exc 6 mm complete all as specified as directed.

Supply and fix in repairs of Iron Shaft for rolling shutters exc 5.50m span shutters and making good of walls with existing finishes complete all as specified as directed.

Supply and fix in repairs of Iron Spring for rolling shutters n.exc 5.50m span shutters and making good of walls with existing finishes complete all as specified as directed. Make for item Nos. 66 to 67:- M/s Modern Fabricators, 23E , Radha Madhab Dutta Garden Lane, Kolkata -10./ M/s BA Enterprises, south Stn Road, Agarpara (Salpatabagan), Kolkata – 109./ M/s Multiwyn Industrial corporation 3-B, Camac Street, Kolkata – 16 / M/s Agew Steel Manufactures PVT Ltv 522/1, Outside Pachkuva, ahmedabad – 380002. / M/s Doorwyn Industries, 55 Dharmatala Road, Salkia, Howrah ( WB). / M/s Hopes Metal Industries Ltd., P-23 Transport Depot Road , Kolkata – 27. / M/s Ankur Industries, 726 Andul Road (Podra), P.O. Denesh sheikh Lane, Howrah – 711109./ M/s Steel Engineers, 203 KabigururabindraNath, Kanchrapara , 24 Parganas(N) WB.

Material and labour for Resecuring,Easing,Greasing / lubricating to Sliding Iron shutters including guide rails/ Side hung Iron shutters n.exc 10 Sqm in area and making good of walls with existing finishes complete all as specified as directed.

All as per item, No. 68 above but exc 10 Sqm and n.exc 30 Sqm.

Material and labour for Resecuring,Easing,Greasing / lubricating to rolling shutters n.exc 10 Sqm in area and making good of walls with existing finishes complete all as specified as directed.

All as per item, No. 70 above but exc 10 Sqm and n.exc 30 Sqm.

Supply and Fix in repairs 1.00 mm thick Steel rolling shutters, without ball bearing, iron shaft, spring, including top cover, hasp and staple and one shop coat of primer, erected in position as indicated, complete: push pull or manual type, complete as specified and as directed.

Supply and fix in repairs Safety lever locks mild steel with 4 levers for rolling shutters and making good of walls with existing finishes complete all as specified and as directed.

Supply and fix Ball bearing in repairs for rolling shutters and making good of walls with existing finishes complete all as specified and as directed. Make for item Nos. 72 to 74:- M/s Modern Fabricators, 23E , Radha Madhab Dutta Garden Lane, Kolkata -10./ M/s BA Enterprises, south Stn Road, Agarpara (Salpatabagan), Kolkata – 109./ M/s Multiwyn Industrial corporation 3-B, Camac Street, Kolkata – 16 / M/s Agew Steel Manufactures PVT Ltv 522/1, Outside Pachkuva, ahmedabad – 380002. / M/s Doorwyn Industries, 55 Dharmatala Road, Salkia, Howrah ( WB). / M/s Hopes Metal Industries Ltd., P-23 Transport Depot Road , Kolkata – 27. / M/s Ankur Industries, 726 Andul Road (Podra), P.O. Denesh sheikh Lane, Howrah – 711109./ M/s Steel Engineers, 203 KabigururabindraNath, Kanchrapara , 24 Parganas(N) WB.

Taking down cement plaster on brick or stone wals, etc. including raking out joints, hacking for keys, scrubbing down with water, etc. complete all as specified and as directed .

Material and labour for rendering 15mm thick in cement mortar (1:6) on fair faces of brickwork or concrete surfaces, finished the surface even and smooth without using extra cement complete all as specified and directed.

Material and Labour for 20 mm thick rendering with CM 1:4 in two layer , 10 mm thick in each layer and mixed with integral water proofing liquid admixture on top layer of external surfaces of brick work or concrete surfaces including finish the surface even and fair complete all as specified and as directed (Water proofing liquid admixture shall be measured and paid seperately)

Preparation of old painted surface and applying one coats of synthetic enamel paint, first quality, on old steel surface exc 10 cm width or girth complete all as specified and as directed .

Material and Labour applying two coats of synthetic enamel paint, first quality, over a coat of red oxide zinc chrome primer on new steel surface exc 10 cm width or girth complete all as specified and as directed . Make for item Nos. 78 & 79:- Asian / Berger / Jenson & Nicholson / Shalimar.

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

Dismantling Asbestos cement / Transluscent ( Corrugated , semicorrugated etc.) sheets as in Roof covering , wall , ridge , hips valleys and flashings etc for the building structures not exceeding 10 m height from the average ground level complete all as specified and as directed .

Dismantling plain or corrugated steel sheeting any gauge , thickness , including roof covering / wall etc for the building structures not exceeding 10 m height from the average ground level complete all as specified and as directed .

Supply and fix 6 mm thick asbestos cement , corrugated or semicorruagated sheets as in roof covering fixed with 'L' type or 'J' type or cranked hook bolts for the building structures not exceeding 10 m height from the average ground level. complete all as specified and as directed .

Supply and fix 6 mm thick asbestos cement corrugated or semicorrugated sheets in wall/ steel sturcture (vertically) fixed with coach screws for the building structures not exceeding 10 m height from the average ground level. complete all as specified and as directed . Make for item nos. 83 & 84:- Everest / Charminar / Rhino /

All as per Item No-83 above but fixing only (Note : Serviceable sheet obtained from dismantling0 shall be reused.)

All as per Item No-84 above but fixing only (Note : Serviceable sheet obtained from dismantling shall be reused.)

Supply and fix 6 mm thick asbestos cement two piece adjustable , serrated ridge for corrugated or semicorrugated sheet fixed with 'L' type or 'J' type or cranked hook bolts for the building structures not exceeding 10 m height from the average ground level. complete all as specified and as directed . Make:- Everest / Charminar / Rhino /

All as per Item No-87 above but fixing only (Note : Serviceable sheet obtained from dismantling shall be reused.)

Supply and fix 0.63 mm thick galvanised corrugated mild steel sheeting , Zinc coating 275 , grade 'B' for Roof covering or wall cladding cut to size , holes punched including round headed screws or revets and fixed to steel member with one and half corrugation side lap joint with reveted seams including bending or turning up mitred angles etc. complete all as specified and as directed . Make:- Rinl / Sail / Tisco/JAI Balaji industries ltd / Shyam Steel industries Ltd. / SPS stell rolling mills ltd / SRMB Srijan Pvt Ltd / Electrosteel steels ltd / Shyammetallics and energy ltd / Jindal.

All as per Item No-89 above but fixing only (Note : Serviceable sheet obtained from Dismantling shall be reused.)

Supply and fix plain galvanised mild steel sheeting 1 mm thick as in eaves,ridges, hips,valley gutters drip and stright flashings( length and girth as fixed) with Zinc coating 275 gm/Sqm fixed with 'J' hook or suitabe bolts for the building sturcture not exceeding 10 m height from the average ground level etc. complete all as specified and as directed . Make:- Rinl / Sail / Tisco/JAI Balaji industries ltd / Shyam Steel industries Ltd. / SPS stell rolling mills ltd / SRMB Srijan Pvt Ltd / Electrosteel steels ltd / Shyammetallics and energy ltd / Jindal.

All as per Item No-91 above but fixing only (Note : Serviceable sheet obtained from dismantling shall be reused.)

Taking down chowkhat with shutter exc. 1.50 & n.exc. 4.00 Sqm each complete all as specified and as directed .

Material and labour Plain, solid, straight chowkats and frames, wrought, framed rebated on the solid, rounded or chamfered, put together with glue pinned at joints, supplied and fixed complete all as specified and as directed . Specie:- Sal / Bijasal / Benteak / Laurel/Hollock ,Chikrassy/, Gamari/, badam /kalasiris.

Material and Labour for PCC (1:3:6) type C-1 using 20 mm graded stone agg as in block for fixing of hold fast and similar items complete all as specified and as directed.

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

Supply and fix 35mm thick 2nd class hard wood glazed and skeleton shutter, open rebated and prepared to receive glass, gauze etc. (without sash bars), edges of framing plain chamfered or rounded, fitted with cut and mitred beads for securing glass, etc. size of members of shutter as specified in SSR complete all as specified and as directed. Specie for item Nos. 96 & 97:- Specie:- Sal / Bijasal / Benteak / Laurel/Hollock ,Chikrassy/, Gamari/, badam /kalasiris. Make for item Nos. 96 & 97:- M/s Ambika timber Works, Bikna (Patel Nagar), P.O. Keshlakole, Bankura, W.B./ M/s Premier Wood Craft (P) Ltd., Jessore road, P.O. Ganganagar, Dist – 24 Parganas( West Bengal) / Door kings, Kolkata / Jain Doors PVT Ltd / M/s Supreme Doors and allied products.

Supply and fix 100 mm long MS Butt hinge , medium weight , cold rolled complete all as specified and as directed . Make:- Crown / Everlite / Godrej / Harrison / Mowjee/ Hardwin / Doorset..

Supply and fix 100mm size extruded aluminum alloy handle fabricated type anodized (ISI Marked) complete all as specified and as directed.

Supply and fix 150 mm long aluminium anodised, barrel tower bolts of extruded section and fixed complete all as specified and as directed.

Supply and fix 250 mm longAluminium 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 as directed. Make for item Nos. 99 to 101:- Classic / Asian / Alans / KR / Ajanta / Argent / Alans / Bharat / Heitich / Prayag.

Material and Labour applying two coats of Synthetic enamel paint, first quality, over a coat of pink primer on new wooden surface exc 10 cm width or girth complete all as specified and as directed . Make:_ Asian / Berger / Jenson & Nicholson / Shalimar.

Taking down chowkhat with shutter n.exc. 1.50 Sqm each (without taking off shutter from the frames.) complete all as specified and as directed .

Supply and fix Steel windows for industrial buildings, fixed type, with glazing bars complete all as specified and as directed.

Supply and fix Steel windows for industrial buildings with centre hung shutters including brass pivots, catch spring and pulley wheel complete all as specified and as directed. Make for item Nos. 104 & 105:- M/s Modern Fabricators, 23E , Radha Madhab Dutta Garden Lane, Kolkata -10./M/s BA Enterprises, south Stn Road, Agarpara (Salpatabagan), Kolkata – 109. /M/s Sen Harvic, Vora Building, 1st Floor, 50 Nakhoda Street Bombay. /M/s Multiwyn Industrial corporation 3-B, Camac Street, Kolkata – 16 /M/s Agew Steel Manufactures PVT Ltv 522/1, Outside Pachkuva, ahmedabad – 380002 /M/s Doorwyn Industries, 55 Dharmatala Road, Salkia, Howrah ( WB) /M/s Hopes Metal Industries Ltd., P-23 Transport Depot Road , Kolkata – 27 /M/s Ankur Industries, 726 Andul Road (Podra), P.O. Denesh sheikh Lane, Howrah – 711109./M/s Steel Engineers, 203 KabigururabindraNath, Kanchrapara , 24 Parganas(N) WB /M/s NCL Altek and Seccolour Ltd, Hyderabad /M/s Bihar Boddin&Engg work, Katihar (Bihar) / M/S GS Udyog / BA Industries.

Supply and fix 3.0 mm thk sheet glass ordinary quality and glazing with oil putty in square n. exc 0.50 sqm in each pane, complete as specified and as directed.

Supply and fix 3.0 mm thk sheet glass ordinary quality and glazing with oil putty in square exc 0.50 sqm in each pane, complete as specified and as directed.

S&F 4 mm thick sheet glass ordinary quality and glazing with oil putty in square n.exc 0.50 sqm in each pane including hacking out glass pane complete all as specified and directed. Make foritem Nos. 106 to 108:- Saint Gobain, Modi Float, Triveni Float Glass, Crown, Prayag polymers / Atu / Golden fish / Kohinoor / Pilkington Glass

M&L for 50 mm thick PCC type C-2 1:3:6 (using 40 mm graded crushed stone aggregate) as in pavement / hardstanding / Sub base, complete all as specified and directed.

Material and labour Machine pressed precast conctete interlocking paver block any shape and size confirming to IS 15658-2006 of 60 mm thickness, M-35 Grade with grey cement and no pigment including sand cushioning 25 mm etc, complete all as specified and as directed . Make:- Ultra tile / Anjali tiles / Nitco / Mehatab / Terra firma / Ecco scope./ M/S Stylish Precast Pvt ltd.

Supply and fix in repair, Decorative wall mounting LED fitting including bulb and all other connected accessories for for fixing after replacing old unserviceable fluorescent tube light fittings of 18/20 watt complete all as specified and as directed. Make : Havells Ebony light/Bajaj/CENTURY / Jaguar / HPL /

M/S MAHENDRALALL DUTTA

ELECTRO COMMERCIAL CO

M/s P.K.Ghosh