SPECIAL REPAIRS TO RCC OH TANKS AT BAGJOLA CBPO DAKSHINESWAR SALT LAKE SPECIAL REPAIRS TO FURNITURE YARD FOR LEAKAGE SEEPAGE AND CERTAIN REVENUE WORKS AT UNDER GE NORTH 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 upto 12 m height 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 materials , loose concrete/aggregate etc and washing down with water as required upto 12 m height 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 upto 12 m height 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 upto 12 m height 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 upto 12 m height 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 / Shyam metallics 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, upto 12 m height 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 upto 12 m height complete 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 upto 12 m height 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 upto 12 m height 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 upto 12 m height 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 upto 12 m height 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 upto 12 m height . Make : SIKA/FOSROC or any other equivalent as approved by GE )

M & L for providing and placing in position free flow non shrink cementitious micro concrete of Grade of M-50 to the effected beam, column etc . The micro concrete shall have a minimium 1 day compressive strength of 10 Mpa and 28 days strength of 50 Mpa, minium tensile strength 5N/mm2 @ 28 days, minimium flextural strength 5N/mm2 @ 28days and upto 12 m height complete all as spd and dir by Engr-in-charge. 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 upto 12 m height 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 upto 12 m height complete all as spd and dir by Engr-in-charge. Make : SIKA/FOSROC or any other equivalent as approved by GE )

M & L for providing reinforced cement concrete (1:1 1/2:3) type A0 (using 12.5mm graded stone aggregate) including mixed with integral water proofing liquid admixture as per manufacturer instruction as in columns, pillars, piers, posts and struts upto 12 m height upto 12 m height complete all as specified and as directed.

All as per item No.16 above but in beams, lintel, cantilevers.

All as per item No.16 above but in slabs, landing, balcony and RCC wall similar items.

All as per item No.16 above but in chajja, facia, railing and parapet.

Use and waste of formwork to sides of pillars, posts, struts, piers, columns and stanchions for rough finished concrete surfaces upto 12 m height 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 upto 12 m height complete all as specified and as directed.

Use and waste of formwork to parapet, RCC wardrobe and similar items for rough finished concrete surfaces upto 12 m height 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 upto 12 m height 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 upto 12 m height complete all as specified and as directed

Material and labour for rendering 05mm thick in cement mortar (1:3) on concrete surfaces in ceiling upto 12 m height complete all as specified and as directed.

Material and labour for complete removal of existing treatment of old treated plastered surfaces of wall by washing, rubbing down and applying two coat of weather proof acrylic emulstion paint, first quality, over a coat of primer upto 12 m height complete all as specified and directed.

Material and labour for new surfaces of wall and applying two coat of weather proof acrylic emulstion paint over a coat of primer upto 12 m height complete all as specified and directed. Make for item Nos, 26 & 27,:- Asian / Berger / Jenson & Nicholson / Shalimar.

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 12m to 24 m height complete all as specified and as directed.

Cleaning the existing surface of concrete and reinforcements as obtained after execution of item No. 28 here in before by wire brush including scrapping & cleaning with emery paper or by air blasting or sand blasting incl foreign materials , loose concrete/aggregate etc and washing down with water as required 12m to 24 m height 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 12m to 24 m height 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 12m to 24 m height 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 12m to 24 m height complete all as specified and as directed. Note for item No 30 to 32: 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 / Shyam metallics 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, 12m to 24 m height 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 12m to 24 m height complete 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 12m to 24 m height 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 12m to 24 m height 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 12m to 24 m height 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 12m to 24 m height 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 12m to 24 m height 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 )

M & L for providing and placing in position free flow non shrink cementitious micro concrete of Grade of M-50 to the effected beam, column etc . The micro concrete shall have a minimium 1 day compressive strength of 10 Mpa and 28 days strength of 50 Mpa, minium tensile strength 5N/mm2 @ 28 days, minimium flextural strength 5N/mm2 @ 28days and 12m to 24 m height complete all as spd and dir by Engr-in-charge ( 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 12m to 24 m height complete all as specified 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 12m to 24 m height complete all as spd and dir by Engr-in-charge. ( Make : SIKA/FOSROC or any other equivalent as approved by GE )

M & L for providing reinforced cement concrete (1:1 1/2:3) type A0 (using 12.5mm graded stone aggregate) including mixed with integral water proofing liquid admixture as per manufacturer instruction as in columns, pillars, piers, posts and struts 12m to 24 m height complete all as specified and as directed.

All as per item No.43 above but in beams, lintel, cantilevers.

All as per item No.43 above but in slabs, landing, balcony and RCC wall similar items.

All as per item No.43 above but in chajja, facia, railing and parapet.

Use and waste of formwork to sides of pillars, posts, struts, piers, columns and stanchions for rough finished concrete surfaces 12m to 24 m height 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 12m to 24 m height complete all as specified and as directed.

Use and waste of formwork to parapet, RCC wardrobe and similar items for rough finished concrete surfaces 12m to 24 m height 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 12m to 24 m height 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 12m to 24 m height complete all as specified and as directed

Material and labour for rendering 05mm thick in cement mortar (1:3) on concrete surfaces in ceiling 12m to 24 m height complete all as specified and as directed.

Material and labour for complete removal of existing treatment of old treated plastered surfaces of wall by washing, rubbing down and applying two coat of weather proof acrylic emulstion paint, first quality, over a coat of primer 12m to 24 m height complete all as specified and directed.

Material and labour for new surfaces of wall and applying two coat of weather proof acrylic emulstion paint, first quality, over a coat of primer 12m to 24 m height complete all as specified and directed. Make for item Nos, 53 & 54,:- Asian / Berger / Jenson & Nicholson / Shalimar.

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 24 m and above height complete all as specified and as directed.

Cleaning the existing surface of concrete and reinforcements as obtained after execution of item No. 55 here in before by wire brush including scrapping & cleaning with emery paper or by air blasting or sand blasting incl foreign materials , loose concrete/aggregate etc and washing down with water as required above 24 mts height 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 above 24 mts height 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 above 24 mts height 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 above 24 mts height complete all as specified and as directed. Note for item No 57 to 59: Welding shall be measured and paid separately under appropriate item. Make for item Nos 57 to 59. :- Rinl / Sail / Tisco/JAI Balaji industries ltd / Shyam Steel industries Ltd. / SPS stell rolling mills ltd / SRMB Srijan Pvt Ltd / Electrosteel steels ltd / Shyam metallics 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 above 24 mts height 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 above 24 mts height complete 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 above 24 mts height complete all as specified and directed by Engr-in-charge.

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 above 24 mts height 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 above 24 mts height 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 above 24 mts height 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 above 24 mts height 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 )

M & L for providing and placing in position free flow non shrink cementitious micro concrete of Grade of M-50 to the effected beam, column etc . The micro concrete shall have a minimium 1 day compressive strength of 10 Mpa and 28 days strength of 50 Mpa, minium tensile strength 5N/mm2 @ 28 days, minimium flextural strength 5N/mm2 @ 28days above 24 mts height complete all as spd and dir by Engr-in-charge. 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 above 24 mts height 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 above 24 mts height complete all as spd and dir by Engr-in-charge. Make : SIKA/FOSROC or any other equivalent as approved by GE )

M & L for providing reinforced cement concrete (1:1 1/2:3) type A0 (using 12.5mm graded stone aggregate) including mixed with integral water proofing liquid admixture as per manufacturer instruction as in columns, pillars, piers, posts and struts above 24 mts height complete all as specified and as directed.

All as per item No.70 above but in beams, lintel, cantilevers.

All as per item No.70 above but in slabs, landing, balcony and RCC wall similar items.

All as per item No.70 above but in chajja, facia, railing and parapet.

Use and waste of formwork to sides of pillars, posts, struts, piers, columns and stanchions for rough finished concrete surfaces above 24 mts height 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 above 24 mts height complete all as specified and as directed.

Use and waste of formwork to parapet, RCC wardrobe and similar items for rough finished concrete surfaces above 24 mts height 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 above 24 mts height 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 above 24 mts height complete all as specified and as directed

Material and labour for rendering 05mm thick in cement mortar (1:3) on concrete surfaces in ceiling above 24 mts height complete all as specified and as directed.

Material and labour for complete removal of existing treatment of old treated plastered surfaces of wall by washing, rubbing down and applying two coat of weather proof acrylic emulstion pain, first quality,t over a coat of primer above 24 mts height complete all as specified and directed.

Material and labour for new surfaces of wall and applying two coat of weather proof acrylic emulstion paint,first quality, over a coat of primer above 24 mts height complete all as specified and directed. Make for item Nos,80 & 81,:- Asian / Berger / Jenson & Nicholson / Shalimar.

Dismantling Asbestos Cement /transluscent ( corrugated, semi corrugated etc) sheet in roof covering, wall, ridge, hips valleys and flashing etc.for the building structures not exceeding 10m height from the average ground level , complete all as specified and as directed.

S&F of Pre-painted galvalume aluminum zinc coating GI based corrugated steel sheet 0.50mm thick of an colour having tensile strength of 550 Mpa as in roof covering/cladding to wall, fixed with self tapping screws as specified.

All as per item no 83, but as in ridge. Make for item Nos. 83 & 84M/S Tata Bluescope steel ltd. (colorbond steel) or equivalent in M/S JSW Steel Ltd / M/S Ispat Industries Ltd./ M/S Bhusan Power & Steel Ltd. ) /Sshiv shakti Fibre Udyog (Roofitt) / M/S Prestar Infrastructures projects LTD.

Dismantling of wrought iron or mild steel work of any description

Supply and fix rolled section of grade Fe-410 W (Gde E-250) quality A as in main and cross beams hip and jack rafters, purlins and framed work for ceiling fixed to wall and where conneced to common rafters and running rails and fixed with angle cleats or other connecting plates by welding complete all as specified and 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 / Shyam metallics and energy ltd / Jindal.

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

S&F Vitrified Ceramic tiles 10 mm thick(square/rectangular)polished area of each tiles exc 0.36 sqm but n exc 0.42 sqm in floor/dado setc and jointed in neat cement slurry and pointed in white or coloured cement to match in light shede including screed bed 15mm thick in CM 1:6 all as directed. Make:-Somany / Asian / Nitco / orient / Kajaria / varmora Granito Pvt Ltd,

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

M&L for Rendering 15 mm thick in CM (1:6) on fair faces of brick/concrete wall surfaces, finished even and smooth without using extra cement complete all as specified and a directed.

M&L for Rendering (10+10)mm thick in CM (1:4) on fair faces of brick/concrete wall surfaces, finished even including mixing integral waterproofing compound.(WPC measured and paid separately)

Brushing neat cement slurry with 3.0 Kg of cement per sq. metre

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

M&L for 75mm thick PCC 1:3:6 type C-2 (using 40mm graded aggregate) as in pavement/plinth protection,plinth protection shall be laid in alternate bays and joints shall be filled with bitumastic gola with 80/25 bitumen (1 part bitumen mixed with 3 part of sand) surface finished fair and even complete all as specified and as directed. Make for bitumene:- Tikitar / STP / Chosky chemicals.

M&L for (300x300) x25 mm thick PCC designer Pre-polished tiles (Factory made and approved size) as in floors, set & jointed in neat cement slurry and pointed in coloured cement with pigment over and including 20mm thick screed bed or bedding layer in CM(1:6) complete all as specified and as directed. Make:- Ultra tile / Anjali tiles / Nitco / Mehatab / Terra firma / Ecco scope./ M/S Stylish Precast Pvt ltd.

Taking down chowkahts or frames with shutters (without taking off shutters from the frame) exceeding 1.5 Sqm but not exceeding 4 Sqm each complete all as specified and as directed.

Taking down chowkahts or frames with shutters (without taking off shutters from the frame) not exceeding 1.5 Sqm each complete all as specified and as directed.

Supply and fix 35mm thick 2nd class hard wood factory made plain framed panelled door shutters, (two panel) with lock rail and panel of 12mm veneered particle board with commercial veneered on both faces and rail and stiles as per IS 1003(Pt-I), kiln seasoned and chemically pressure treated etc. complete all as specified and as directed. Specie:- Sal / Bijasal / Benteak / Laurel/ Hollock , Chikrassy/, Gamari /, badam / kalasiris. Make:- 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.

M&L anodised aluminium frame work for partitions, doors, windows, ventilators with one or more rebates including jointing cleats for fixing etc complete all as specified. Make:- Jindal / Indalco / Hindalco.

Supply and fix aluminium anodised glazed or gauged shutter for sliding window with aluminium channel section weighing not less than 0.55 kg per sqm including aluminium channel,including all necessary fittings such as rollar, joining cleats, glazing clips, rubber packing aluminium screw as required etc complete all as specified and as directed. (Note:Wiremess/ glass shall be measured and paid separately)

Supply and fix 100 mm size butt hinges, medium weight, cold rolled mild steel, and fixed complete all as specified and as directed. Make:- Jindal / Indalco / Hindalco.

Supply and fix 300mm 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 complete all as specified and as directed.

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

Supply and fix 150mm size extruded aluminum alloy handle fabricated type anodized (ISI Marked) complete all as specified and as directed. Make for item Nos 102 to 104:- Make:- Classic / Asian / Alans / KR / Ajanta / Argent / Alans / Bharat / Heitich

Supply and fix rolled mild steel Fe-410-w (grade E-250) quality A framed work such as grills, gratings, etc. with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks and similar work 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 / Shyam metallics and energy ltd / Jindal.

S&F Steel windows with side hung shutters including projecting type hinges with steel handle, and steel peg stay, complete with glazing bars, dovetailed or welded complete all as specified and directed. Make:- 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 Kabiguru rabindra Nath, Kanchrapara , 24 Parganas(N) WB / / BA Industries.

S&F Sheet glass ordinary quality in squares n.exc 0.50 sqm each pane 3mm thick,glazing with oil putty or glazing clips all as directed. Make:- Saint Gobain, Modi Float, Triveni Float Glass, Crown, Prayag polymers,/ Atul.

Material and labour for applying two coats of synthetic enamel paints, first quality, over a coat of red oxide zinc chrome primer to new steel surface, not otherwise described, over 10cm width or girth including preparation of new surface complete all as specified and as directed.

M&L for applying wall care putty and applying two coats of oil bound distemper over a coat of alkali resistant primer to wall to new plaster surface complete all as specified and as directed. Make for item Nos. 108 & 109:- Asian / Berger / Jenson & Nicholson / Shalimar.

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.

Material and labour for two coats of synthetic enamel paint, first quality, over a coat of pink primer to new wooden surfaces of any description over 10cm width or girth including preparation of new surfaces complete all as specified and as directed. Make:- Asian / Berger / Jenson & Nicholson / Shalimar.

Taking down pelmet boxes and supply & fix Decorative /Fency type curtain rods of not length not exceeding 1.25 m of Aluminium /brass alloy suitable of 20 mm dia alongwith fancy brackets and new fixtures complete all as specified and directed

Taking down pelmet boxes and supply & fix Decorative /Fency type curtain rods of not length exceeding 1.25 m but not exceeding 2.0 m of Aluminium /brass alloy suitable of 20 mm dia alongwith fancy brackets and new fixtures complete all as specified and directed

Complete removal of existing treatment of wall including washing, rubbing down and stopping of old treatement and material and labour for applying birla wall care putty and appling two coats of oil bound distemper, first quality, over a coat of alkali resistant primer to wall complete all as specified and as directed.

Material and labour for applying one coat of synthetic enamal paint, first quality, on steel surface of any description over 10cm widht or girth including preparation of old painted surfaces complete all as specified and as directed. Make for item Nos. 114 & 115.:- Asian / Berger / Jenson & Nicholson / Shalimar.

Material and labour for complete removal of existing treatment of wall and applying three coats of white wash complete all as specified and as directed. Make for lime:- Suryacem / Lovelycem / Birla white.

Material and labour for Rotational moulded polyethylene water storage tanks 5000 litre capacity (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part I. Make:-Rotex, sintex, Polywell, SPL, Polycon, Diplast, Nilkand / Sintex / Polycon / Oriplast/ Jindal Jaipur

S&F 15 mm dia Steel water tubes, 'medium grade' ,galvanised , with all fittings ; and fixed complete to walls and ceilings or laid in floors

S&F 20 mm dia Steel water tubes, 'medium grade' ,galvanised , with all fittings ; and fixed complete to walls and ceilings or laid in floors.

S&F Steel water tubing 25mm dia 'medium grade' ,galvanised , with all fittings ; and fixed complete to walls and ceilings or laid in floors. Make for item Nos. 118 to 120:- Prakash / Utkarsh Tubes Ltd / Jindal / Zenith / Bansal / Nezone / M/S BST Infratech Ltd

M&L Gun-metal, globe or gate valves 20 mm, with iron wheel head, screwed both ends for iron pipe and fixed.

S&F 25 mm dia Ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed. Make for item Nos.121 & 122:- :-Parryware / Essco / Hindware / Marc Roca / Marc / Cera / Crabtree / Bluestar Marc / Kohler / Grohe / Gem / Parko / ESS ESS / Lauret / Zoloto / M/S Plastocraft Sanitary ( India) Pvt Ltd ( Brand:- AGRANI./ M/S Somany ceramic Ltd. ( Ether) / Prayag.

Excavating trenches not exceeding 1.5 m wide or not exceeding 10 sq m on plan and not exceeding 1.5 m in depth for foundation and getting out as in Soft/loose soil complete all as specified and as directed .

Returning filling in including spreading, levelling, watering and well ramming in layers n.exc 25 cm thick , including watering ,ramming complete all as specified and as directed .

Removing of soil to distance n.exc 50 mtr and depositing at a level n.exc 1.5 mtr above the starting point complete all as specified and as directed .

Material and Labour PCC 1:4:8 type D2 (using 40mm graded stone aggregate) as in foundation filling complete all as specified and as directed .

M&L RCC 1:1.5:3 using 20mm graded aggregate) for foundation including rafts footing ,foundation beams plinth beams bases for columns etc basement slab,under reamed piles and mass concrete

Material and Labour form work to the roof slab and soffit & side of RCC Roof Bend & Slab incl finish the surface even and fair complete all as specified and as directed .

Material and Labour form work to the side of Footing of column and plinth beam complete all as specified and as directed .

Material and Labour form work to the side of RCC column incl finish the surface even and fair complete all as specified and as directed .

Material and Labour TMT bar 10mm dia and over cut to length, bent to shape as required and binding with MS wire n.less than 0.9 mm dia annealed complete all as specified and as directed .

All as per item no.131 above but 5 to 10 mm dia as in stirrups complete all as specified and as directed .

All as per Item No-131 above but 6 to 8 mm dia . Make for item Nos. 131 to 133:- Rinl / Sail / Tisco/JAI Balaji industries ltd / Shyam Steel industries Ltd. / SPS stell rolling mills ltd / SRMB Srijan Pvt Ltd / Electrosteel steels ltd / Shyam metallics and energy ltd.

Supply and fix 2nd class hard wood, plian, soild, straigth chowkhats and frames, wrought, framed, rebated on the soild rounded or chamfered out together with glue pinned at joints complete all as specified and as directed. Make : Sal/Bijasal/Benteak/Laurel/Hollock, Chikrassy /Gamari w/Badam/Kalasiris.

BHARUKA ENTERPRISES

RADHA ENTERPRISE

M/S SHEKHAR TRADING CORPORATION

S Majumder and Construction

A ESS and CO

S. P. SINGHA