SPL REPAIR TO ROOF AT VERANDAH AND FRONT SIDE WINDOW OF BLDG NO O-7 (RAMPART 1 TO 11) INSIDE FORT WILLIAM UNDER GE (FW) KOLKATA

Amount

Taking down cement plaster in any description on brick or stone wall etc incl racking out joints.hacking for key scrubbing down with water etc complete all as specified and directed.

M&L rendering 15 mm thick cement plaster in two layer each of 10+5 mm thick on fair face of brick work or concrete surface on external surfaces in CM (1:4) & water proofing compound mixed with second layer @ 250 ml/Bag or as per manufacturer instruction finished fair and even. complete all as specified and directed. ( Note -W.P.C. shall be measured and paid separately.)

Supply only integral water proofing compound all as specified and as directed.

M&L for 15 mm thick rendering in CM (1:6) on other than fair face of brick or concrete surfaces on internal surfaces finishing even and smooth without using extra cement complete all as specified and directed.

Demolition of brick work or stone/boulder masonry built in cement mortar incl all quoins arches pillars etc complete all as specified and directed.

M&L for brick work with flyash bricks (with Old Size Bricks), Straight or Curved on Plan exc. 6.0 Metre mean Radius, built in Cement Mortar 1:6, complete all as specified and as directed.

M&L brick work with flyash bricks, (with Old Size Bricks),straight or curved on plan to any radius in half brick thick walls built in cement mortar 1:4 complete all as specified and directed.

Demolition of reinforced cement concrete of any description for Roofs, floors (other than ground floors), beams, staircases, landing, chajjas and similar suspended slabs complete all as specified and directed.

M&L For RCC 1:2:4 type B1 20 mm graded as in chajja supported on walls, beams and columns in floors, roofs, landings, balconies, canopies, deck slabs and in shelves and the like all as specified and directed.

S & F mild steel TMT bar 10mm dia and over, cut to length, bent to shape required including cranking, bending, spirally for hooping for columns, beam , slab etc hooking ends and binding with mild steel wire (annealed) not less than 0.9 mm dia or securing with clip complete all as specified and directed.

S & F mild steel TMT bar 6 to 8 mm dia cut to length, bent to shape required including cranking, bending, spirally for hooping for columns, beam , slab etc hooking ends and binding with mild steel wire (annealed) not less than 0.9 mm dia or securing with clip complete all as specified and directed.

M & L applying two coats of synthetic enamel paint on new steel surfaces of any description over 10 cm width or girth over a coat of red oxide primer including preparation of surfaces complete all as specified and directed.

M & L Preparation of old treated/ painted surfaces of walls and soffits of Chajja, roof slab etc, by cleaning brooming, rubbing and scrapping as required using broom, emery paper, putty blade/ scraper as applicable to make the surface free from loose paint, algae formation dust etc including necessary safety & protective measures such as safety belt, headgear etc including filling cracks upto 5mm with and including suitable elastomeric crackfill paste and applying two coat of weather proof exterior emulsion paint over alkali resistant primer over 1-1.5 mm thick wall care putty of approved make using airless spray technology capable of operating single spray gun with hose of adequate length and necessary scaffolding for upto 4 storey building height complete all as specified and directed.

M & L Preparation of new surface of walls and soffits of Chajja, roof slab etc, by cleaning brooming, rubbing and scrapping as required using broom, emery paper, putty blade/ scraper as applicable to make the surface free from loose paint, algae formation dust etc including necessary safety & protective measures such as safety belt, headgear etc including filling cracks upto 2mm thick exterior wall putty ( in two layers) for smooth finish and finishing with two coat of weather proof exterior emulsion paint over alkali resistant primer over 1-1.5 mm thick wall care pitty of approved make using airless spray technology capable of operating single spray gun with hose of adequate length and necessary scaffolding for upto 4 storey building height complete all as specified and directed.

Demolition of cement concrete (un-reinforced) not exc 15cm thick in ground floor and paving (below or above ground level) complete all as specified and directed.

M&L PCC 1:2:4 type B-1 (20 mm graded agg) as in lintels upto 1.5m clear span, cills, steps; seismic and other similar bands, plinth courses, string courses, lacing courses, parapets and railings upto 60 cm in height, copings, kneelers, apex stones, bed plates, kerbs not provided for in Item 04028, water troughs and the like including weathering, slightly rounded or chamfered angles and throating, as directed.

M & L PCC 1:3:6 type C-2 using 40 mm graded stone aggregate as in sub base of floor bases of water tank complete all as specified and directed.

Dismantling Structural steel wok incl grills ,gates, stair case etc but excluding framed truss in any position complete all as specified and directed.

M&L mild steel rolled sections as in main and cross beams, angle, hip and jack rafters, purlins where connected to common rafters and running rails and guides for sliding doors etc conforming to grade Fe-410- W (Gde- E- 250) quality- A made to required shape and size, welded at joints complete all as specified and directed

Dismantling of plain or corrugated steel sheeting any gauge or any thickness in roof covering including stacking serviceable materials of re-use and removing unserviceable material complete all as specified and directed

S&F 0.56 mm thick plain aluminium sheeting alloy 31000 H4 as in ridges, hips, valley gutter, drip and straight flashing etc complete all as specified and as directed.

S&F Plain, Aluminium sheeting, 060-0.71 mm thickness Alloy 31000 H4 in ridges, hips, valley gutter, drip and straight flashing (length and girth as fixed all as specified and directed.

Cutting holes in brick walls in cement mortar for inserting holdfast or pipes and making good dismantled portion in cement mortar 1:3 or cement concrete 1:2:4 type B1 as required exc half brick but not exc one brick, etc complete all as specified and directed.

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

Supplying and installing curved/arch uPVC- Fixed windows made out of lead free green profiles having a worldwide presence with a GREENLINE mark with frame dimension of 58mm x 52mm x 33mm for windows with corners fusion welded, fully reinforced with Galvanized steel of 1.2mm . The physical properties of the profiles like Vicat softening temperature, density, tensile strength, hardness, weatherability, impact strength and Modulus of Elasticity should be tested in accordance with ASTM/DIN-ISO standards and the thermal conductivity as per IS standards. The profile manufacturer should be a certified member of IGBC and should have extrusion facility in India and the windows to be assembled and installed by an authorised local fabrication partner . The windows must be installed complete with all kinds of ironmongery (including EPDM gaskets, bridging wedges and glass packers) and with suitable water draining system. Application of Silicon sealant from Inside and Outside of Dowcorning / GE or equivalent. Scaffolding if required will be charged at actuals. The profiles should be of an international brand having factories in multiple countries and having a warranty of 20 years. The profiles should conform to BSI Quality Management System ISO 9001-201

Supplying and installing uPVC- Sliding windows/doors made out of lead free green profiles having a worldwide presence with a GREENLINE mark having three tracks and three sashes (shutters) and one flyscreen sash with frame dimension of 137.5 mm x 49mm and sash dimension of 61mm x 47mm x 37 mm and flyscreen sash dimension of 32mm x 58mm with corners fusion welded, fully reinforced with Galvanized steel of 1.2 mm. The physical properties of the profiles like Vicat softening temperature, density, tensile strength, hardness, weatherability, impact strength and Modulus of Elasticity should be tested in accordance with ASTM/DIN-ISO standards and the thermal conductivity as per IS standards. The profile manufacturer should be a certified member of IGBC and should have extrusion facility in India and the windows to be assembled and installed by an authorised fabrication partner . The windows must be installed complete with all kinds of ironmongery (including EPDM gaskets, bridging wedges and glass packers) and with suitable water draining system. Application of Silicon sealant from Inside / Outside of Dowcorning / GE or equivalent. The profiles should be of an international brand having factories in multiple countries and having a warranty of 20 years.

The profiles should conform to BSI Quality Management System ISO 9001Supplying and installing uPVC- Sliding windows/doors made out of lead free green profiles having a worldwide presence with a GREENLINE mark having three tracks and three sashes (shutters) with frame dimension of 104mm x 49mm and sash dimension of 61mm x 47mm x 37mm each with middle sash fixed with corners fusion welded, fully reinforced with Galvanized steel of 1.2 mm. The physical properties of the profiles like Vicat softening temperature, density, tensile strength, hardness, weatherability, impact strength and Modulus of Elasticity should be tested in accordance with ASTM/DIN-ISO standards and the thermal conductivity as per IS standards. The profile manufacturer should be a certified member of IGBC and should have extrusion facility in India and the windows to be assembled and installed by an authorised fabrication partner . The windows must be installed complete with all kinds of ironmongery in Ist quality (including EPDM gaskets, bridging wedges and glass packers) and with suitable water draining system. Application of Silicon sealant from Inside and Outside of Dowcorning / GE or equivalent. The profiles should be of an international brand having factories in multiple countries and having a warranty of 20 years. The profiles should conform to BSI Quality Management System ISO 9001-2015 and Environmental Management System ISO 14001-2015 and also scaffolding if required for fixing is deemed to include in the rate quoted. Make Kommerling or equivalent in other makes.

Supplying and installing rectangular uPVC louver windows with fixed and exhaust made out of lead free green profiles having a worldwide presence with a GREENLINE mark with frame dimension of 58mm x 36mm for windows with aluminium powder coated framework and glass blades for louvers with corners fusion welded, fully reinforced with Galvanized steel of 1.2mm . The physical properties of the profiles like Vicat softening temperature, density, tensile strength, hardness, weatherability, impact strength and Modulus of Elasticity should be tested in accordance with ASTM/DIN-ISO standards and the thermal conductivity as per IS standards. The profile manufacturer should be a certified member of IGBC and should have extrusion facility in India and the windows to be assembled and installed by an authorised local fabrication partner . The windows must be installed complete with all kinds of ironmongery (including EPDM gaskets, bridging wedges and glass packers) and with suitable water draining system. Application of Silicon sealant from Inside and Outside of Dowcorning / GE or equivalent. Scaffolding if required will be charged at actuals. The profiles should be of an international brand having factories in multiple countries and having a warranty of 20 years. The profiles should conform to BSI Quality Management System ISO 9001-2015 and Environmental Management System ISO 14001-2015 with glass

S&F 5.0 mm thick Toughned glass as in hinged doors, partitions automatic doors and similar work including cutting to shape, drilling holes all as specified and directed.

S & F 4.8 mm thick Frosted plain glass ordinary quality and glazing with oil putty or wooden beads in square area n. exc. 0.5 Sqm in each pane complete all as specified and directed.

Supply and fixing stainless steel wire cloth 0.36 mm nominal dia of wire and average width of aperture 1.4 mm complete all as specified and directed.

Taking down/removing of existing water proofing treatment on roof surfaces and wall surfaces complete, including screed bed, racking out joints, hacking for key scrubbing down with water etc including dismantling of lightening strip and refixing the same in position, and removing rubbish out from MD land, all as directed. (Note :- Dismantling and refixing of the lightening strip is deemed to include in the rate quoted if any).

M & L for spreading / brushing neat cement slurry with 3.00 Kg/ Sqm on old concrete surface all as directed.

M & L PCC type B1 (1:2:4) (using 20mm graded stone aggregate) 50mm average thickness for padding concrete on roof surfaces, all as specified and directed .

M & L for screed bed 15 mm thick (average) plaster on concrete surfaces in CM (1:3) on roof, mixed with water proofing compound and finishing the surface even and smooth without using extra cement all as specified and directed (Water proofing compound shall be measured and paid separately).

M & L preparation of horizontal or vertical surfaces for water proofing treatment with providing 3 mm thick, APP based polymeric membrane weighing minimum 3.0 Kg/Sqm reinforced with polyster non wove fabric (weight not less than 150 gm /Sqm over a coat of blown grade hot bitumen 85/25 @ 1.20 Kg / Sqm, all as specified and directed.

Cutting grooves in brick wall, 75mm wide and 65 mm deep and shaping horizontal face of groove with cement mortar 1:3 complete all as specified and directed.

M&L bituminous gola, with 80/25 bitumen and coarse sand mixture, 1:3 by weight, 8cmx8cm at the junction of roofing to vertical surfaces, all as specified and directed.

M&L for preparation and applying solar reflective bituminous aluminum paint exceeding 10 cm in width or girth over APP membrane @ 0.20 kg/sqm complete all as specified.

Supply only integral water proofing compound all as specified and as directed.

M & L for Cutting grooves in brick wall, 75mm wide and 65mm deep and shaping horizontal face of groove with cement mortar 1:3 complete all as specified and as directed.

M & L for Disconnecting existing water tanks capacity exc 250 ltr n exc 500 ltr , setting aside (or lowering if required) for cleaning, repairs, leaning, etc. and hoisting using cleaning agents (chemical compound) if required all as specified and directed.

M & L for Disconnecting existing water tanks capacity exc 500 ltr n exc 1000 ltr , setting aside (or lowering if required) for cleaning, repairs, leaning, etc. and hoisting using cleaning agents (chemical compound) if required all as specified and directed.

M & L for Disconnecting existing water tanks capacity exc 1000 ltr n exc2000 ltr , setting aside (or lowering if required) for cleaning, repairs, leaning, etc. and hoisting using cleaning agents (chemical compound) if required all as specified and directed.

Supply, hosting and fix 1000 litters rotational moulded polythene water storage water tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part I (ISI marked) all as specified and directed.

Supply, hosting and fix 2000 litres rotational moulded polythene water storage water tanks (cylindrical vertical with closed top) hoisted and fixed in position all as specified in SSR Part I (ISI marked) all as specified and directed.

S&F 20 mm dia Ball brass valves, high pressure, with polythene float and flynut complete, screwed for iron pipe or brass ferrule and fixed complete all as specified and as directed

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 complete all as specified and as directed

Taking down steel water tubing and connections, including cleaning for refixing or remove to store all as specified of following size.

15 mm dia

20 mm dia

25 mm dia

S&F following size Tubes, 'medium grade' galvanised, with all fitting and fixed complete to walls and ceilings or laid in floors complete all as specified and directed.

15 mm dia

20 mm dia

25 mm dia

Note: Schedule of credit (SCHEDULE OF CREDIT) amount of Rs ________ mentioned on Page No ____ shall be deducted from the total quoted amount of BOQ.

EASTERN REFRIGERATION AND ELECTRICAL CO (BID ID -3347799)

DILIP CONSTRUCTION (BID ID -3349245)

RAJ ENTERPRISE (BID ID -3349864)

GHOSH ENTERPRISE (BID ID -3345636)

M A ENTERPRISES (BID ID -3348196)

MS HORIZEN (BID ID -3347946)

SK CONSTRUCTION SYNDICATE & ENGG CO (BID ID -3350788)