Construction of External Staircase and Providing Firewall, Cable Duct at the existing Madipakkam 33 KVSS premises.

Amount

Earth work excavation - HGS SS.20.B. - [ for narrow excavation ] - Earth work excavating and depositing on bank with initial lead of 10 m & initial lift of 2m in Hard stiff clay, stiff black cotton, hard red earth, shales,murram, gravel, stoney earth and earth mixed with small size boulders including clearing and levelling the site, etc., complete complying with standard specification and as directed by the Engineers at site.

Dismantling the existing Un wanted / Damaged RCC slab in the existing Control room building and clearing the debris away from the site and handed over to the retrived materials at Department stores if any including cost of all labour, lead, lift, etc., complete as directed by the Engineer at site.

Dismantling the existing Damaged PCC slab in the existing Control room building and others and clearing the debris away from the site and handed over to the retrived materials at Department stores if any including cost of all labour, lead, lift, etc., complete as directed by the Engineer at site.

Dismantling the existing Damaged / unwanted Brick / stone masonry in lime / Cement mortar walls under 3m high in the existing Old Control room building and others and clearing the debris away from the site and handed over to the retrived materials at Department stores if any including cost of all labour, lead, lift, etc., complete as directed by the Engineer at site.

Supplying and filling in foundation, basement, etc with crushed stone sand [ M.Sand ] in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the Engineers at site.

Providing antitermite treatment for inside and out side of the building including cost of antitermide chemicals, leads, lift and labour for applying as per standing specification.

Refilling with excavated earth other than sand in foundation, basement, etc in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the Engineers at site.

Transporting the balance excavated earth by headload upto 100m including loading and unloading and transporting and filling in low level places of SS complex as directed by Engineer including all leads, lifts, labour, tools etc., complete

Laying plain cement concrete M10 Design mix using 220kg min.cement content for foundation and basement including dewatering wherever necessary and laid in layers of not more than 15 cm thick well rammed, consolidated and curing etc. complete complying with standard specification, including cost of all matrials, lead, lift, labour, etc., complete as directed by the Engineers at site.

Laying reinforced cement concrete M25 using 12mm to 20mm HBG metal and 400kg of minimum cement content for various types of works excluding cost of reinforcement grill and fabricating charges but including shuttering and centering for sides and soffits including necessary supports and strutting upto 3.29 M height in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre, laying of concrete, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary etc.,complete complying with standard specification, including cost of all matrials, lead, lift, labour, etc., complete as directed by the Engineers at site.

For Grade Beam - In Foundation and Basement

For Base Concrete / Raft - In Foundation and Basement

For Columns - In Foundation and Basement

For Cast in situ Concrete slab - In Foundation and Basement

For Side Wall - In Foundation and Basement

For Waist Slab - In Foundation and Basement

For Plinth Beam - In Foundation and Basement

For Column - In Ground Floor

For RCC Lintel and Sill Beam - In Ground Floor and above

For RCC Sunshade and Loft - In Ground Floor and above

Laying Ready Mixed cement concrete M25 using 12mm to 20mm HBG metal and 400kg of minimum cement content for various types of works excluding cost of reinforcement grill and fabricating charges but including shuttering and centering for sides and soffits including necessary supports and strutting upto 3.29 M height in all floors with all cross bracings using Mild Steel sheets of size 90 x 60 cm and 10 BG stiffened with welded Mild Steel angle of size 25mm x 25mm x 3 mm for boarding laid over silver oak joists of size 10cm x 6.50 cm spaced at abote 90 cm centre to centre and supported by casurina props of 10cm to 13 cm dia spaced at not more than 75 cm centre to centre, laying of concrete, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor / roof slabs wherever necessary etc.,complete complying with standard specification, including cost of all matrials, lead, lift, labour, etc., complete as directed by the Engineers at site.

For Floor Beam - In Ground Floor and above

Supplying, fabricating and placing in position Mild Steel / Ribbed Tor Steel grills for all RCC works as per design given including cost of steel and G.I. binding wire in all floors etc. complete complying with standard specification. including cost of all matrials, lead, lift, labour, etc., complete as directed by the Engineers at site.

Providing Brick work in Cement Mortar 1:6 using approved best quality II class Ground moulded chamber burnt bricks of size 9" x 4.5" x 3" including cost of all materials, lead, lift, labour, curing, etc., complete complying with standard specifiction and as directed by the Engineers at site.

In Foundation and Basement

In Ground Floor

In First Floor and above

Special ceiling plastering and finishing the exposed surface of all RCC items of work such as slabs, beams, sunshades, facia, canopy slab, staircase waist slab, landing slab etc., with Cement Mortar 1:3, 10mm thick including hacking the surfaces, providing cement mortar nosing, beading for sunshades, staircases, steps, landing slabs and curing, etc., in all floors including cost of all materials, lead, lift, labour, curing etc. complete complying with standard specification and as directed by the Engineers at site.

Plastering the wall surface with Cement Mortar 1:4, 12mm thick in all floors including cost of all materials, lead, lift, labour, curing etc. complete complying with standard specification and as directed by the Engineers at site.

Plastering the wall surface with Cement Mortar 1:5, 12mm thick in all floors including cost of all materials, lead, lift, labour, curing etc. complete complying with standard specification and as directed by the Engineers at site.

Paving the Top of roof with Solar refelective ceramic tiles of size 305 x 305 x 7mm thick of approved quality and colour laid in Cement mortar 1:3 (One cement and three crushed stone sand) 12mm thick and pointed with tile grout (Nitotile Grout or equivalent) and cement in the ratio of 1:3 for joint, curing etc., including cost of all materials, lead, lift, labour, etc., complete complying with standard specification and as directed by the engineer at site.

Paving the floor with best approved quality Industrial tiles 300 x 300 mm of approved colour, shade and quality laid in cement mortar 1:2 of 10mm thick in all floors and the top pointed with the white cement mixed same colour pigments etc., complete complying with standard specification. including cost of all materials, lead, lift, labour, etc., completed as directed by the Engineers at site.

Paving the floor with pre-polished concrete anti-skid tiles (Required shape and design) of 20mm thick of approved quality and colour laid in Cement Mortar 1:3 (One Cement and Three crushed stone sand) 20mm thick and pointed with white cement mixed with colouring pigment at the rate of 0.40 Kg. / sq.m., curing, etc., complete complying with standard specification and as directed by the Engineer at site.

Paving the floor with best approved quality Acid Resistant tiles of approved colour, shade and quality laid in cement mortar 1:3 of 20mm thick in battery room floors and the top pointed with the white cement mixed same colour pigments etc., complete complying with standard specification. including cost of all materials, lead, lift, labour, etc., completed as directed by the Engineers at site.

Providing and fixing of ABS (Acrolynitrile Butadiene Styrene) Door using factory made plain FPVC (Foamed Polyvinyl Chloride) door frame of the size 105 x 40mm with a wall thickness of 10mm made out of extruded rigid FPVC profile mitre joined with 10 Nos. of 50mm long screw. The door frame shall be fixed to the wall by using 80mm long screws through the frame with the help of PVC fasteners to be provided for each vertical member, stiffeners of („U‟ Channel of size 29 x 9 x 1mm, 150mm long) 3 Nos. at hinge point, frame reinforcement of („U‟ GI Channel of size 46 x 22 x 0.06mm), bottom tie rod of („U‟ GI Channel size of 15 x 15 x 1mm), the ABS Shutter of 35mm thick factory made plain pre-laminated. ABS (Acrolynitrile Butadiene Styrene) door shutter moulded in different designs, consisting of all round Frame made out of water proof solid foam PVC bar of size 20x32mm, reinforced by 32 x 32mm - 2 Nos. for vertical made out of LVL (Laminated Veneer Lumber), core material of 32mm thick high density craft paper honey comb board, sandwiched on both sides with pre-laminated ABS sheet thickness of 1.5mm. PVC edge banding of size 0.45mm on the vertical sides. Hardware made out of ball bearing butterfly hinges - 3 Nos. for each shutter and ISI make SS round lock complete, including cost of Materials, conveyance and all other incidental charges and labour charges for fixing the Door neatly etc., complete complying with the standard specification. The door shutter and frame should be got approved from the Executive Engineer before use on work

Supplying and fixing 30mm thick Solid Core PVC Door Shutter with PVC frame of size 50 x 45mm with suitable rebate for housing the shutter (conforming to IS 4020 with updated amendment) consisting of frame made out of MS tubes 19 gauge thickness and size of 19 x 19mm for styles and 15 x 15mm for top and bottom rails. MS frame shall be covered with 5mm thick heat moulded PVC ‘C' channel of size 30 x 50mm forming styles, and 75 x 50mm for top rail, lock rail and bottom rail on either side and 10mm (5mm x 2) thick 20mm wide cross PVC sheet as gap insert for top rail, bottom rail. Paneling of 5mm thick PVC sheet bearing on either side and join together other side etc. An additional 5mm thick PVC strip of 20mm width is to be stack and the interior side of the ‘C' channel using PVC sealant adhesive including cost of all furniture fittings such as aluminium aldrop of size 250 x 16mm-1 No., aluminium tower bolt 250 x 12mm-1 No., aluminium 'D' type handle 200mm-1 No., etc., complete, as directed by Departmental Engineer and drawing.

UPVC Window Specification: Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Windows of casement type (open) from the profile the size of outer frame 60mm x 58mm and shutter profile are reinforcement with GI/1mm 125GSM and 100% corrosion free, the profiles are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with over all the edges of frame and shutter the shutter will be provided with Espag multi power point locks and also it operates as handle. The corners and joints should be welded and cleaned. Radiations free pin headed plain or brown colour glass 4mm thick should be provided to the shutter and it should not allow leakage of water even at most ranging storms and should have key lockable action, security protective hinges, strong locking systems and as per size for arresting noise and energy loss. The connecting mechanism between sash and outer frame that enables opening of the window. The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames.

UPVC Ventilator Specification: Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Louvered Ventilators of from the profile the size of outer frame 60mm x 58mm and shutter profile size of 60 x 78mm both profiles are reinforced with GI/1mm 125GSM and 100% corrosion free, the profile are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with all over the edges of frame and shutter. The corners and joints should be welded and cleaned. Radiations pin headed glass 4mm thick should be provided in the louvers. The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames. The ventilator should be got approved from the Executive Engineer before use on work

Providing Horizontal / Vertical decorative mortar bands to required width in CM 1:3, 20mm thick to uniform level and neat finish including cost of all materials, scaffolding, lead, lift etc., complete as per direction and specification.

50 mm width

100 mm width

White washing with painting two coats of newly plastered ceiling / sunshade / loft surface with cement paint of first class quality and of approved colour over a priming coat including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putty, wherever required etc., including cost of all materials, lead, lift, labour, etc., complete complying with standard specification and as directed by the Engineers at site

Painting two coats of newly plastered ceiling / wall surface with ready mixed plastic emulsion paint of first class quality and of approved colour over a priming coat including thorough scrapping, clean removal of dirt, and including necessary plaster of paris putty, wherever required etc., including cost of all materials, lead, lift, labour, etc., complete complying with standard specification and as directed by the Engineers at site

Painting new iron works such as steel doors, windows, ventilators, window bars, balustrades etc., with two coats of best approved first quality and colour of synthetic enamel paint over one coat of red oxide priming coat in all floors including cost of all materials, lead, lift, labour, etc., complete complying with standard specification and as directed by the Engineers at site.

Supplying,fabricating and fixing in position of MS grills, gates,name boards, handrails and ladder,etc.,at various levels as per approved design and as directed by the engineers at site,including cost of steel and other required materials, labour charges, transportation and fixing in position, dismantling brick masonry wall / RCC columns /slab and making good the dismantled portion to the original condition and painting with one coat metal primer complete.

Window grills, stair case grills, ladder

M.S.Channel & M.S angle

M.S Flats 75mmx10mm

MS chequer plate 8mm thick

Supplying and fixing in position best quality PVC pipes of 110 mm dia having 6 kg / sq.cm. pressure of approved quality and make and providing leak proof joints using PVC adhesives including fixing to the wall with special PVC / MS clamp, teak wood plugs, brass screws, etc., and making connection to all fittings, dismantling masonry / RCC works wherever found necessary and making the good dismantled portion to the original condition, including testing for any leakages, including cost of all materials, required PVS specials, lead, lift, labour, etc., complete complying with standard specifications and as directed by the Engineers at site.

Supplying, laying and jointing PVC pipes [ 10 kg. / sq.cm ] of approved quality for the following dia including cutting, threading and fixing PVC specials using PVC adhesives including the cost of PVC specials and fixing into wall with teak wood plugs, PVC clamps and screws making holes on the wall (or) drilling holes in the roof and making good the dismantled portion to original condition with necessary brick work / cement concrete and plastering neatly wherever necessary with necessary scaffolding charges, including cost of all materials, lead, lift, labour,etc., complete complying with standard specifications and as directed by the Engineers at site.

32 mm dia PVC pipe [10 kg / Sq.cm]

40 mm dia PVC pipe [10 kg / Sq.cm]

25 mm dia PVC ASTM Threaded pipe [15 kg / Sq.cm]

32 mm dia PVC ASTM Threaded pipe [15 kg / Sq.cm]

Supplying and fixing in position first quality and approved variety of Gun metal Gate Valve / Wheel Valve of the following dia including cost of all materials, lead, lift, labour, shellac, thread balls, etc., complete complying with standard specifications and as directed by the Engineers at site.

20 mm dia Gun Metal Gate Valve

25 mm dia Gun Metal Gate Valve

32 mm dia Gun Metal Gate Valve

Supplying and fixing in position 15mm dia brass CP screw down tap / Pillar tap (heavy duty) of approved make and quality including cost of all materials, lead, lift, labour, shellac, thread balls, etc., complete complying with standard specifications and as directed by the Engineers at site.

Supplying and fixing in position best quality and approved make Indian made white / colour glazed earthernware wash hand basin of size 550 x 400mm (with pedestal / without pedestal) with a pair of cast iron brackets, including cost 15mm dia brass CP pillar tap, 32mm dia "B" class GI waste pipe with rubber plug and chain, 15mm dia GM wheel valve, 15mm brass nipple, 15mm dia nylone connection, 32mm dia CP brass waste coupling including fixing of wash basin using CI brackets on to the wall in position with TW plugs and screws, rubber washers, white lead and giving necessary water supply connection and painting the brackets with two coat of painting over a priming coat of anti-corrosive paint including testing for leakages etc., complete complying with standard specification and as directed by the Engineers at site.

Supplying and fixing in position best approved quality 600 x 600 mm size man hole cover SFRC with frame including cost of all materials, fixing to the man hole, lead, lift, labour, dismantling the Brick work / Concrete wherever necessary and making good the dismantled portion to the original condition, scaffolding charge, etc., complete as directed by the Engineer at site.

Providing ornamental hand rail using stainless steel 40mm dia tubes and stainless steel chainplates as directed by Engineer-in-charge including cost of base plates, top cover, welding charges cost of all materials, lead,lift, labour for fixing in positioin including drilling holes in the bottom concrete/brick work etc complete.

Fixed type with two rows horizontally and 1m c/c vertically for sloped waist slab portion

Supply, installation, testing and commissioning of 450 mm ( 18") dia heavy duty AC Exhaust fan with necessary wall brackets, louver shutter arrangements, fixing, accessories including cost of all materials, lead lift, labour, etc, complete as directed by the Engineers at site.

Supply and providing wiring to twin tube light pointss, wall mounted points, celing points, yard light point, ceiling fan point, exhaust fan point etc., using with 2 runs of 2.50 Sq.mm FRLSH, single core, multistrand copper wire ( one for phase and one for looped earthing ( green colour) in not lessthan 25 mm dia 2 mm thick PVC rigid conduit,( ISI marked ) with necessary accessories, including supplying and fixing of 6A modular switch housed in manufacturers PVC / Zinc passivated GI surface box with cover plate, The colour coding shall be followed.

Supply and providing wiring to duct light / additional Heater point using two runs of 4 Sq.mm PVC insulated FRLSH, single core, multistrand copper wire along with 2.50 sq.mm PVC insulated FRLSH, single core multistrand copper wire for earthing in not lessthan 25 mm dia 2 mm thick GI rigid conduit, (ISI marked ) with necessary accessories, including supplying and fixing of 16 A modular switch housed in manufacturers PVC / zinc passivated GI surface box with cover plate at 5' height and connections and arrangements shall be made 3 points controlled by one circuit from AC panel. The colour coding shall be followed.

Supply and providing wiring with two runs of 2.5 Sq.mm PVC insulated FRLSH, single core, multistrand copper wire along with 1.50 sq.mm PVC insulated FRLSH, single core multistrand copper wire for earthing in not lessthan 25 mm dia 2 mm thick PVC rigid conduit, including supplying and fixing of 6A modular switch / Socket housed in manufacturers PVC / Zinc passivated GI surface box with cover plate for plug point Neutral in black and earthing in green to be follwed

Supply and providing wiring from DB to all switch boxes using 2 runs of 4.0 Sq.mm FRLSH, single core, multistrand copper wire along with 2.50 sq.mm PVC insulated FRLSH, single core multistrand copper wire for earthing in side the PVC rigid pipe not lessthan 25 mm dia with 2 mm wall thickness

Supply, installation, testing and commissioning of wall / Ceiling Mounted LED 1 x 18 W of 4' length light fitting with necessary fixing, accessories including cost of all materials, lead lift, labour, etc, complete as directed by the Engineers at site.

Supply, installation, testing and commissioning of 1200 mm ( 48") AC ceiling fan complete with electronic regulators and suitable down rod at 3 m above floor level with all connections, fixing, accessories including cost of all materials, lead lift, labour, etc, complete as directed by the Engineers at site.

Supply, installation, testing and commissioning of water proofing LED 1 x 10 W Bulk Head fitting with necessary fixing, accessories including cost of all materials, lead lift, labour, etc, complete as directed by the Engineers at site.

Supply, installation, testing and commissioning of water proofing LED 2 x 70 W light fitting with necessary GI pipe and fixing, accessories including cost of all materials, lead lift, labour, etc, complete as directed by the Engineers at site.

Supply, installation, testing and commissioning of water proofing LED 1 x 100 W light fitting with necessary GI pipe and fixing, accessories including cost of all materials, lead lift, labour, etc, complete as directed by the Engineers at site.

Supply, installation, testing and commissioning of Ceiling Mounted LED 1 x 18 W light fitting with necessary fixing, accessories including cost of all materials, lead lift, labour, etc, complete as directed by the Engineers at site.

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