Construction of class room ground floor and first floor for model school at Subramaniyam road in ward no.72, west zone

Amount

Earth work excavation for foundation in Hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel,stoney earth and earth mixed with small size boulders SS.20B and Sand, silt or other loose soil, wet sand,or silt not under water, light black cotton soil, sandy loam ordinary soil and to full depth as may be directed except in hardrock requiring blasting inclusive of shoring shuttering and baling out water and cleaning and levelling the site etc.,complete 10 cum

Footing

Plinth Bem

Supplying and filling in foundation and basement with Well Gravel in layers of not more than 15cm thick well rammed watered and compacted etc., complete complying with standard specification.

Plain Cement Concrete 1:4:8 (one part of cement, four part of Crushed Stone Sand (M- Sand) and Eight part of coarse aggregates) using 40mm size ISS HBG metal including cost and conveyance of all materials to site and including for the mixing, laying and labour charges and all incidential charges such as water providing etc., complete as per standard specification

Reinforced cement concrete M20 1:1.5:3 granite metal by volume, characteristic strength not less thab 20N/Sqmm machine mixed for all reinforced cement concrete works, including scaffolding, cost of all materials, machine mixing, vibrating, lifting, curing, labour charges for laying & finishing etc., but excluding the cost and fabrication of reinforcements and also excluding centering and formwork etc., complete complying with relevant standard specifications at all leads inside the building.

Footing

GROUND FLOOR Class room

FIRST FLOOR Class room

TERRACE FLOOR

Supplying, cutting, bending and placing of reinforcement steel of MS, HYSD bars for all type of RCC works at all levels including cost of 18 guage GI binding wire cost, labour etc., as per design and details complete.

Supply and erecting shuttering including necessary supports for plane surfaces such as RCC column, footing, plinth beam, stair case etc., in all floors using mild steel sheets of 90cm X 60cm and 10 gauge stiffened with welded mild steel angle for boarding supported by casurina props at suitable intervals etc., completed complying with standard specification and as directed. Sl.No.122

Supplying and erecting centering for sides soffits including supports and strutting upto 3.29m high for plain surface such as rectangular column top and bottom slabs of boxing, sill, slabs, sun shade etc., in all floors using mild steel slabs of sizes 90cm x 60cm and BG 10 stiffened with welded mild steel angles of size 25X25x3mm for boarding laid over country wood joists of size 10cm X 6.5cm spaced at about 90cm C/C and supported by casurina props of 10cm to 13cm dia spaced at 75cm C/C etc., complete as directed. Sl.No.123 C Part-II

Brick Work in Cement Mortor 1:5 Mix (one cement, five sand) using new best II Class Bricks of size 9 ” x 4 3/8 “x 2 3/4 ” from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing, laying and curing etc. complete. Complying with std. specifications

Upto Basement

GROUND FLOOR CLASS ROOM

FIRST FLOOR CLASS ROOM

Brick Work in Cement Mortor 1:3 Mix (one cement, five sand) using new best II Class Bricks of size 9 ” x 4 3/8 “x 2 3/4 ” from approved quarry including cost and conveyance of all materials to site. Loading and unloading charges and labour charges for mixing, laying and curing etc. complete. Complying with std. specifications

GROUND FLOOR

FIRST FLOOR

Plastering in CM 1:3 mix 12mm thick including cost and conveyance of all materials and labour charges etc., complete

Plastering in CM 1:5 mix 12mm thick including cost and conveyance of all materials and labour charges etc., complete

Paving the floor with Double charged Vitrified tiles of approved quality and colour of size 600x600x8mm thick of approved make, quality and colour in all floors over a base layer of cement mortar 1:3 (One part of Cement and Three part of Plastering Sand (P- Sand)), 20mm thick and laid straight alignment and pointed neatly with colour cement at the rate of 0.40kg/m2 laid without any air gap in the tiles neatly and fixing in position as per standard specifications and as directed by the departmental officer. The colour & quality of tiles should be got approved by Municipal Engineer before use on work

Providing weathering course concrete broken brick jelly of 20mm size in pure slaked lime over RCC slab the portion being 31:12.5 for reqired slope and average thickness 0.08m on roof as required and well beaten with wooden beaters etc., complete

Terrace flooring with one couse of pressed tiles of size 23 X 23 in cement mortar 1:3 mix with impermo oil 2% by weight of cement and pointed with same oiled mortar

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. The window should be got approved from the Executive Engineer before use on work sqm. 7482.00 Page

Providing Green board on walls in cm 1:3 mix 12mm thick using necessary black board ingredients etc., completed

ABS DOOR / EQUIVALENT Specification: Providing of 35mm thick factory made 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 20 x 32mm, 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 steel coated butterfly hinges - 3 Nos.,for each shutter and ISI make SS round lock complete for finished item of work, 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 laying in flooring with fully polished Sinthetic Grey colour Granite stone of 20mm thick (average) of 4' X 2' in size laid over base layer of cementmortar 1:3 (one cement and three Plastering sand) - 20 mm thick and applying cement slurry &pointed with white cement and colour pigments to the colour of stones and polished neatly as directed by the deparmental officers

Painting with plastic emulsion with paint two coats along with base coat of aprroval paint as per the standard specification. The paint to be used should be get approved by the Executive Engineer before use on work.

Painting new IRON WORKS for windows & Ventilators - Grills, steel bars screen, wire mesh and other similar works etc., with two coats of approval synthetic enamel paint over a base coat of red oxide primer in all floors and the rate inclusive cost of all materials & labours, brushes and scaffolding etc., complete complying with standard specification. The paint to be used should be get approved by the Executive Engineer before use on work.

Manufacturing supplying and fixing of MILD STEEL DOOR made out of 50 x 50 x 6 mm M.S angle for outer frame,35 X 35 X 5mm M.S.Angle for outer frame of shutter. The entire shutter area shall be covered with CRC sheets (18 G) with 5Nos, of stiffners using M.S.Flats of size 25 X 6mm at equal intervals horizontally. The corners of the frames and shutter with CRC sheets shall be welded by adopting flash butt welding or any other suitable method. Provision towards 3Nos, of Hinges incase of single shutters / 6Nos,of Hinges incase of Double shutters of 125 X 31 X 1.25mm size placed at appropriate intervals and provisions shall be made for Tower bolts 2Nos, Aldrop 1No. The frame shall be provided with 6Nos,of Hold fast of 200mm length using 50 X 6mm M.S.Flat. The entire frame and shutter shall be provided with one coat of red oxide primer including cost of hold fasts,hinges, locking arrangements, handles wind appliences etc., complete and as directed by the departemental officers

Supply and fixing of grill with using 12mm dia square rod and iron flat all necessary material and labour charges for cutting,bending,welding and fixing etc complete

Wiring with 2 x 15 Sq.mm (220/0.3) PVC insulated SC unsheathed CU conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories in flush valve with 3mm thick hylum sheet cover with TW switch box and 5AFT switch with continous earth wire connection of 14 SWG TC wire for making good of concealed portion with suitable color PVC concealed light or fan point. (SD23)

Supply & fixing of single box tape 4'40W flu fitting complete with copper choke and condenser TW round blocks on wall ceiling with flu tube PVC unsheated copper test from terminals to be fitted etc., complete.(SD 88)

Supply & fixing of 1200mm (48inch) AC ceiling fan complete with stepped electronic 300W regulator with 1:1 meter down rod on the existing clamp etc., complete.(SD 106)

Wiring with 2 x 1.5 Sq.mm (220/0.3) PVC insulated SC unsheathed CU conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories in flush valve with 150 x 100 x 113 mm with TW switch box with 3mm ticj hylum sheet cover for 5A.3Pln non inter locking CS plug with continuous earth wire connection of 14 SWG TC wire for making good of concealed portion with suitable color for concealed PV plug point etc., complete. (SD38)

Wiring with 2 x 4 Sq.mm (56/0.3) PVC insulated SC unsheathed CU conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories in flush valve with 150 x 100 x 113 mm with TW switch box with 3mm ticj hylum sheet cover for 15A.3Pln non inter locking CS plug with continuous earth wire connection of 14 SWG TC wire for making good of concealed portion with suitable color for concealed PV power plug point etc., complete.(SD40)

Supply and fixing of fancy glass shade and 11W CFL for BH point approved brand and quality with required materials like pipe, clamp etc., complete.

Supply & run off 2 x 1.5 sq.mm (22/0.3) pvc insulated SC unsheathed CU conductor of 1100V grade in rigid PVC pipe concealed in wall and ceiling with continous earth wire connection of 14SWG TC wire for making good of concealed portion with suitable color etc., complete. (SD 43)

Supply & run off 2 x 4 sq.mm (56/0.3) pvc insulated SC unsheathed CU conductor of 1100V grade in rigid PVC pipe concealed in wall and ceiling with continous earth wire connection of 14SWG TC wire for making good of concealed portion with suitable color etc., complete. (SD45)

Supply & run off 4 x 6 sq.mm (84/0.3) pvc insulated SC unsheathed CU conductor of 1100V grade in rigid PVC pipe concealed in wall and ceiling with continous earth wire connection of 14SWG TC wire for making good of concealed portion with suitable color etc., complete. (SD52)

Providing & fixing PVC RAIN WATER DOWNFALL PIPE of the following dia with necessary T.W.Clamps Plugs, Shoes,Bemds, other clamps, screws nails etc.,complete complying with standard specification. The rate is inclusive of cost of removable iron gratings of appropriate size. The size of Teak Wood plugs used is 150X25mm in front & 200x75mm in rear (wall side) with a depth of 110mm. The pipe is to be fixed by means of "U" clamps at the centre of pipes to be fixed.110mm dia PVC Pipe [4 Kg/SqCm]

N.Guruvayurappan

NPK Associates