Construction of additional 6 no.on class rooms at first floor and second floor of existing RCC building in corporation higher secondary school selvapuram ward no.80, central zone of coimbatore

Amount

Cleaning the light jungle etc completed as per direction of officers

Earth work excavation in all kinds of soil including sand, silt, wet sand under water, black cotton, stiff black cotton, clay, hard stiff clay, hard red earth, murram, stoney earth, gravel and shales etc. excepting all kinds of rock and boulders exceeding 0.014 c.u.m. in volume including rough dressing and dumping the excavated materials away from work site manually within 50m initial lead and 2m initial lift as per the direction of Engineer-in-charge.

Cement concrete 1:4:8 (one cement, four sand and Eight aggregate) using 40mm gauge hand broken granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15 cm thick and compacted, etc., complete complying with standard specification.

Supplying and Erecting and centering shuttering for sides and sofits of plain surface such as Rcc slab rectangular , T beam lintel , bed blocks, staircase waist slab , etc. including strutting shuttering , and remaining same etc. complete as per drawing

b)RCC column, footing, plinth beam, stair case beam etc

c)Rectangular column top and bottom slabs of boxing, sill, slabs, sun shade etc.,

Reinforced cement concrete M20 1:1.5:3 granite metal by volume, characteristic strength not less than 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.

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

Fly Ash Brick work in cement mortor 1:5 mix using flyash bricks (one cement,five sand) using II class country bricks to a size of 9"x4 3/8"x2 3/4" including cost and conveyance of all materials and labour charges for mixing the mortor, constructing, curing to required period and wherever the masonry projection is necessary for elevation shall be done with out extra cost etc complete as per std spn.upto basement

Supplying and filling in foundation and basement etc., with filling Well Gravel in layers well watered, rammed and consolidated etc., complete complying with standard specification and as directed by department officers.

Plastering in cement mortor 1:3 mix (one cement,threee sand) 12mm thick including cost and conveyance of all materials and labour charges for mixing the martor, and the surface rubbed for smooth and curing to required period, etc complete as per std Specification TNSS No.61,V,VI,(S4)3.

Plastering in cement mortor 1:5 mix (one cement,five sand) 12mm thick including cost and conveyance of all materials and labour charges for mixing the martor, and the surface rubbed for smooth and curing to required period, etc complete as per std Specification TNSS No.61,V,VI,(S4)3.

Paving the floor with Vitrified Floor Tiles of size 60 X 60cm of approved brand and colour Marbonite tiles in all floors base layer of cement mortar 1:3 (one cement and three sand) 20mm thick using first quality Marbonite tiles of size 60 X 60cm and point with colour cement neatly and fixed in position so as to make perfectly smooth and to alignment etc., complete complying with standard specification

Providing Weathering course at average 75 mm with thick 20mm brick jelly mixed with pure slaked lime uniform slope and as with wooden mallets to form a uniform slope and rough finish including laying with 20mm brick well burnt approved qualites and make measuring tiles of size 230mmx230mm in CM 1:3 mixed with crude oil in the ratio on litre to 1 bag cement and printing tiles with same morter and finished neatly

Finishing the top of roof with one course of PRESSED TILES of size 23 cm X 23 cm of approved quality laid in cement mortar 1:3 (One cement and three sand) 12mm thick mixed with water proofing compound conforming to I.S. at 2% by weight of cement used and the top pointed with same mortar mixed with red oxide to the full depth of tiles, complete complying with standard specification and as directed by the departmental officers.

Supply and fixing of mild steel door using all round "L" angle 25 X 25 X 6mm thick, cross bracing 20 X 6mm M.S.Flat with necessary locking arrangements including cost and conveyance etc.,

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 hutter and it should not allow leakage of water even at most ranging storms and should have key lockable action, securityprotective 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

Applying wall putty of two coats and making smooth by using emarisheet including cost of conveyance of all material to the work site and labour charges etc., complete

Painting with first quality Plastic emulsion paint two coats

Electrical arrangements

Wiring with 2x1.5 sqmm (22/0.3) PVC insulated SC unsheathed Cu.Conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessoires in flush with wall with 3mm thick hylum sheet cover with TW switch box and 5A F.T. switch and making good of the concealed portion with suitable colour for PVC concealed light / Fan Point (For electronic regulator) (5 Points Per coil). (SD 25)

Wiring with 2x1.5sqmm (22/0.3) PVC insulated SC unsheathed Cu.Conductor of 1100 V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories, in flush with wall, with 150mm x 100mm x 113mm TW switch box with 3 mm thick Hylem sheet cover for 5 A 3 pin non inter lockingWall socket with 5A Flush type switch with continuous earth wire connection of 14 SWG TC wire and making good of the concealed portion with suitable colour for concealed PVC plug point.(SD 38)

Supply and Run of 2 of 4 sq.mm (56/0.3) PVC insulated SC unsheathed Cu.Conductor of 1100V grade in suitable heavy gauge M.S. conduit pipe concealed in wall and ceiling with continuous earth Wire connection by 14 SWG TC wire and making good of the concealed portion wiith suitable colour (SD 45)

Supply and run of 2 of 1.5 sqmm (22/0.3) PVC insulated SC unsheathed Cu.Conductor of 1100V Grade in suitable PVC rigid pipe on wall and ceiling with continuous earth wire connection 14 SWG TC wire with painting of suitable colour.

Supply and fixing of recess mounted 40W LED down lighter with suitable accessories.

Supply and fixing of AC ceiling fan 1200MM ( 48" )sweep with 300MM down rod ( without regulator )( crompton make ) (SD 110)

Providing flooring with rubber mould interlocking concrete block flooring over sand cushion including ramming before and after laying of concrete block in200kg/cm2 of compressive strenth as per the direction of the dept off etc., complete.

Painting with Black board paint two coat

Paving the floor with white Marble Slab (Adanga) 18mm to 20mm thick of size 1.2m x .60 m and above in all floors over a base layer of cement mortar 1:3 (one cement and three sand) 25mm thick over and white cement slurly layer of 3mm thick over this, laid in situ and pointed with white cement neatly and fixed in position so as to make perfectly smooth and shining to the alignment including cutting the marble slab to size with machine cutting, polishing using different grade of corporandam stone, oxalic acid, tin oxide etc., and including hire charges or polishing machinery etc., complete

provisions for priojector (2 Nos) BenQ MW560 (4000 lm / 1 Speaker / Remote Controller) with 20000:1 High Contrast Ratio, Dual HDMI, Upto 15000 hrs Extra-Long Lamp Life, 10W Speaker, 3D Capable, WXGA Business & Education Projector (White)