CONNECTING CORRIDOR IN CMCH COIMBATORE

Amount

Earth work excavation for foundation (for narrow excavation) in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the surplus earth within the compound in places shown by the departmental officers with an initial lead of 10 mts and initial lift of 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.

Earth work OPEN EXCAVATION in all soils and sub-soils and to full depth as may be directed except in rock requiring blasting inclusive of shoring shuttering, bailing out water wherever necessary and depositing the excavated earth with a lead of 10 mts. within the compound in places shown by the departmental officers and clearing and levelling the site, etc., complete complying with standard specification.

CEMENT CONCRETE 1:5:10 [One Cement, Five Crushed Stone Sand and Ten hard broken stone jelly] using 40 mm gauge hard broken granite stone jelly for FOUNDATION 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.

Supplying and filling in foundation, basement with CONVEYED GRAVEL not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Supplying and filling in foundation and basement with Crushed Stone 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 departmental officers.

CEMENT CONCRETE 1:5:10 [One cement, Five CS sand and Ten hard broken stone] using 40 mm gauge hard broken jelly for FLOORING including laying, consolidating, finishing, rendering the top surface rough to receive the floor, curing, etc. complete complying with standard specification. [The rate is inclusive of necessary planking for panelling wherever necessary and complete complying with standard specification and as directed by the departmental officers.

BRICK WORK in Cement Mortar 1:6 [One Cement and Six crushed stone Sand] using best Fly Ash Bricks of size 23 x 11 x 7cm for the following including curing etc., complete complying with standard specifications. [Masonry projections wherever necessary for obtaining required elevation shall be done without extra cost].

For Foundation & Basement

For Superstructure in Ground Floor

For Superstructure in First Floor

For Superstructure in Second Floor

Supplying and erecting shuttering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as COLUMN FOOTINGS, COLUMN PEDESTALS, PLINTH BEAMS, GRADE BEAMS, STAIRCASE STEPS, etc., which require only nominal strutting using mild steel sheets of size 90cm x 60cm and 10 BG stiffened with welded mild steel angles of size 25mm x 25mm x 3 mm for boarding, laid over silver oak joists of size 10cm x 6.5cm spaced at about 75cm centre to centre or at suitable intervals etc. complete in all floors complying with standard specifcation. [Payment for centering shall be given after the concrete is laid].

FOR PLANE SURFACE RCC FLOOR SLAB, ROOF SLAB, RECTANGULAR BEAMS, ELL BEAMS, LINTELS, LANDING WAIST SLAB, CANOPY SLABS BED BLOCKS etc.,

FOR PLANE SURFACE RECTANGULAR OR SQUARE RCC COLUMNS TOP AND BOTTOM SLABS OF RCC BOXING TO WINDOWS RCC SUNSHADES etc.,

FOR CIRCULAR COLUMNS ETC.,

FOR PLANE SURFACES SUCH AS VERTICAL SLAB, SIDE SLABS OF BOXING, VERTICAL DROPS, FACIA, VERTICAL WALL, ETC.

Providing Additional Strutting to centering of RCC slabs of plain surface for every additional 1.0 metre height or part there of but not less than 30 cm, over the initial 3.00 metre height from floor level using casurina props of 10cm to 13cm dia including cross bracing etc., complete complying with standard specification and as directed by the department officers.

Providing and laying in position, Standardised Concrete Mix M-25 Grade in accordance with IS:456-2000 using 20mm and down graded hard broken granite stone jelly for all RCC items of works with minimum cementcontent of 350 kglms and maximum water cement ratio of 0.50, including admixture (plasticiser / superplasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 cu.m.) 7730 kg. of 20mm machine crushed stone jelly and with about (3.3 cu.m.) 5156 kg. of 10-12mm machine crushed stone jelly and with about (4.79 cu.m') 7670 kg. of crushed stone sand, but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanical vibrators, finishing, curing, etc. and providing fixtures like fan clamps in the RCC floor/ roof slabs wherever necessary without claiming extra, etc., complete complying with standard specification and as directed by the departmental officers. The coarse and fine aggregates to be used should comply with the requirements of IS Standards. (No separate payment will be made by the Department for the excess usage of materials).

For Foundation & Basement

For Superstructure in Ground Floor

For Superstructure in First Floor

For Superstructure in Second Floor

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. [Contractor has to make his own arrangements for the supply of steel and binding wire]

PLAIN CEMENT CONCRETE 1:2:4 [one cement, two crushed stone Sand and four hard broken stone jelly] using 20 mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.

Weathering course in brick jelly lime concrete using broken brick jelly of size 20mm uniform gauge in pure slaked lime (no crushed stone sand to be used) to the proportion of brick jelly to lime being 32:12.5 by volume and laid over the RCC roof slab in a single layer of required slope and finished by beating the concrete with wooden beaters of approved pattern, keeping the surface constantly wet by sprinkling lime jaggery water, etc., complete as per standard specification and as directed by the deparmental officers.

Finishing the top of roof with one course of machine pressed tiles of size 230mm x 230mm x (16-18)mm of approved quality set in Cement Mortar 1:3 (One Cement and Three CS Sand) 12mm thick mixed with water proofing compound conforming to ISS at 2% by weight of cement used and the joints pointed neatly to full depth of tiles with the same cement mortar mixed with red oxide and water proofing compound including curing etc., complete complying with standard specification and as directed by the departmental officers

Supply and Fixing of UPVC Rain water Gutter of approved design and drawing including clamping and all others works required to complete the job. The rate is inclusive of any other incidental charges such as labour charges, cost of all materials involved and as directed by the departmental officers.

Supplying and fixing in position best approved of BIS quality of 110mm dia PVC RAIN WATER DOWN FALL PIPES having a pressure of 4 kg. / sq.cm including cost of necessry PVC shoe, PVC bend, cast iron gratings of required diameter and special clamps, brass screws, nails, etc., and fixing of cast iron gratings at junction of parapet and the RCC roof slab including finishing neatly etc., complete. The rate shall be inclusive of cast of removable cast iron grating. The PVC pipe shall be fixed in wall with special type of "U" clamp at the centre of the pipe line in addition to those for more than 3.0 metre pipe length, etc., complete complying with standard specification.(THREE FLOORS)

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 CS sand) 10mm 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 departmental officers. (The make and brand of the tiles should be got approved by Executive Engineer before use on works).

Dadooing walls with printed design colour glazed tiles of size 300mm x 450mm x 8 mm best approved quality, white / colour glazed tiles set in Cement Mortar 1:2 (One Cement and Two crushed stone sand) 10mm thick and pointing the joints with white cement mixed with colouring pigments at the rate of 0.40 Kg. / sq.m. neatly in all floors, curing, etc., complying with standard specification and as directed by the departmental officers.

Providing UPVC (Un-Plasticized Polyvinyl Chloride) Door: Providing and fixing casement doors fabricated from un-plasticized polyvinyl chloride (pvc) sections. Profiles: The profiles should be three chamber system which provides high insulation properties with outer frame 60mm x 55mm with an outer wall thickness of 2.4mm. The window unit should be designed with all corner joints mitred and fusion welded. Windows should be steel reinforced with 25 x 24 x 25mm steel reinforcement with a thickness of 1mm to have dimensional stability. The sash should be of 60 x 102mm. The mullion should be of 60 x 74mm. The profiles should have co-extruded seals.Hardware: All the hardware like friction stays, handles should be screwed with self tapping screws. The handles, locks should be designed so that they cannot be released from outside.Glazing: The window system should be glazed with 5mm plain float glass / 6mm bison lam Installation: The profiles should be cut to length and welded 45 degrees. The window should be designed such that the water drainage does not pass through the reinforcement chamber. The window system should be fixed directly to the plastered brick wall using self expanding nylon plug and driving ms electroplated screws into plug.

UPVC Window: 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.

Providing and fixing of Aluminium Composite Panel (ACP) 4 sided having 50 x 25 x 1.50mm frame work vertical and horizontals out of specially designed extruded sections withstand wind pressure of 180 Kg/sq.m and fabricated fixed at all level elevation and heights. The extruded section cutting and fixing required space extruded section shall be of 6063 and alloy of BSH 9 confirming T is – 63400 rate shall included to fix the main frame with necessary clamps, fasteners, bolt nuts etc. The main frame of extruded section shall be of 22843 & 22739 (H9) grade conforming to BS 4174 (or) IS 8147. Rate shall included 4mm thick ACP sheet (0.25 + 3.5 + 0.25) alstrong or equivalent fixing with spacer tape and the ACP sheet bounded with special type structural sealant of dow corning 789 or equivalent in dust free conditions the gaps between ACP sheet to be filed with whether sealant and backer rod or 12mm foam sheet to ensure water and air tightness in all complete complying with standard specification as directed by the departmental officer.

Structural Glazing: Providing and fixing structural glazing fabricated from roll formed sections made of galvanized steel colour coated (Base steel as per IS 513 of 'D' quality, galvanized as per IS 277 with zinc of 120 grams / sqm.) with total coated thickness of 0.72mm. The glass holding section made of 304 grade SS of 0.6mm thick. Galvanized steel sections are to be used as stiffeners inside the colour coated steel / powder coated sections as per the design requirement. Design calculations are made to suit wind pressures as given in IS 875. Paint Specifications: Primer coat with epoxy primer of 5-7 microns thick, finish painted with a polyester paint of 12-16 microns thick and back coated with alkyd backer of 5-7 microns or powder coated with pure polyester powder upto 50-60 microns thick. Dimensions: The section should be of 37 x 53mm for frame vertical, 37 x 53mm for frame horizontal section and section for reinforcement should be of 31 x 55mm. glass holding section should be of 37 x 37mm for top and bottom grids in between should be of 37 x 18mm Accessories: Brackets made of CRCA powder coated / electro plated should be used to fix vertical at top and bottom and vertical to slab as per site requirement. Polyurethane brackets should be used to connect horizontal section to vertical sections. Silicone: Natural cure, with good UV resistance to be used. The above frame should be fixed to brick / concrete masonry by using nylon self-expanding cap and driving MS electro plated 80mm long screws into the caps through frames. Glass: 5mm reflective Saint Gobain OR equivalent.

Supplying and laying of 300mm dia RCC hume pipe arrangements incl. Cost of materials laying and Labour charges etc., complete as per standard specificatins and as directed by the departmental officers.

Supplying and laying of Interlocking Paver Block of 83mm thick. Over a base layer of crushed stone sandfilling incl. Cost of materials laying and Labour charges etc., complete complying with standard specifications and as directed.

Manufacturing, Supplying and Fixing of Stainless Steel Hand rails for staircase near wet riser using 50mm dia 304L Grade Stainless Steel pipe of 1.60mm thick will be provided with tubular supports made of 304L Grade Stainless Steel pipe of 25mm dia of 1.60mm thick welded to the railing.The supports will be grouted into the wall and provided with 93.00mm thick Stainless Steel circular base plate of 304 Grade. The rate shall included for grouting into concrete with necessary supporting arrangements the hand rail in floor polishing buffing, bonding, cutting, grinding, conveyance, welding charges, electrical charges, etc. complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing M.S. Grill for openings corridor side ladder, Entrance Gate and Name Board angles etc., using M.S. flats for inner and outer members which should be fixed as directed by the departmental officers including cost of providing one coat of red oxide primer. The design of MS Grill should be got approved from the departmental officers before use on work.

PLASTERING with Cement Mortar 1:5 (One cement and Five p.sand), 12mm thick mixed with Bonding agent Cebex112, Zydex -Zycrete 2X or other Equalent compound conforming to BIS at 200ml of One cement bag (50kg) for increased workability and air entrainment used finishing in all floors including curing etc., complete complying with standard specification and as directed by the departmental officers.

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 (One Cement and Three P.Sand) 10mm thick mixed with Bonding agent Cebex112, Zydex -Zycrete 2X or other Equalent compound conforming to BIS at 200ml of One cement bag (50kg) for increased workability and air entrainment used finishing including hacking the surfaces, providing cement mortar nosing, beading for sunshades, staircases, steps, landing slabs and curing, etc., in all floors complying with standard specification and as directed by the departmental officers.

PLASTERING the surface of walls with Cement Mortar 1:3 (One cement and Three P- sand), 12mm thick mixed with water proofing compound conforming to BIS at 2% by weight of cement and with Bonding agent Cebex112, Zydex -Zycrete 2X or other Equalent compound conforming to BIS at 200ml of One cement bag (50kg) for increased workability and air entrainment used finishing in all floors including curing etc., complete complying with standard specification and as directed by the departmental officers.

Painting two coats of plastered wall surface with TEXTURE PAINTING 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., complete complying with standard specifications and as directed by the departmental officers. (The paint shall be got approved by the Executive Engineer before use of work).

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 priming coat etc., complete complying with standard specification. [The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.]

PAINTING OLD IRON WORKS with TWO coats of synthetic enamel paint of approved quality and colour over a priming coat with approved quality of white primer in all floors. The rate is inclusive of cost of all materials and labour, brushes and scaffolding charges etc., complete complying with standard specification. [The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.]

Supplying and fixing in position best quality PVC SOIL / WASTE PIPES of various dia having 6 kg / sq.cm. pressure BIS mark 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 sanitary fittings, dismantling masonry. RCC works wherever found necessary and making the good dismantled portion to the original condition, including testing for any leakages, etc., complete complying with standard specifications. [The PVC pipes should be got approved by the Executive Engineer before use on works]. The rate for earth work excavation will be measured and paid separately in the cases where the pipe lines are proposed to laid below ground level.

160 mm dia

110 mm dia

Supplying and fixing in position PVC SPECIALS of the following dia and types of approved quality confirming to BIS and providing leak proof joints including fixing to the walls and giving connection to the PVC soil stacks, dismantling the masonry or RCC works and re-doing the dismantled portion to original condition etc., complete complying with standard specifications. [The PVC specials should be got approved by the Executive Engineer before use on works].

160mm dia ELBOW

160mm dia BEND

110mm dia ELBOW

110mm dia BEND

Supplying and fixing SFRC Manhole cover with size 90 x 90 cm including necessary fitting as per manufacturer requirement etc.complete complying with standard specifications.

Providing expansion joint 12.5mm width in RCC roof slabs between RCC twin beams using PVC water bar of 150mm wide centre bulb of 4mm to 6mm thickness of approved quality and brand and including filling the inner space with suitable non-absorbent flexible and well compressible filler materials of approved quality and covering the top surface with GI sheet 30cm wide and 1.6mm thick using phill plugs, GI screws, limpet cup washers, bitumen washers, etc., complete complying with standard specifications and as directed

Providing two legged scaffolding using 15cm diameter blue-gum posts or casuarina posts or best quality bamboo posts of 3.5m over all length (3m+0.25m projection+0..25m into the ground) the distance between the two rows being 1.25m and the spacing of posts being 2m in both the rows with two horizontal posts with 0.5m overlap on either side and braces at2m c/c including longitudinal and transverse middle braces to step up and providing a platform with country wood planks of 40mm thick and 1m width etc.,in a complete form using coir and nails 1m run.

Supplying and erecting in position of 500 liters capacity Industrial Model Reverse Osmosis Water-cum-Purifier to deliver Potable Water with World Health Organisation (WHO) Standards with following accessories. (a) MS Skid - 1 No. (b) Media 11054 No. Vessel with 20 nb Multiport Valve (with Media Pubble and Fine Sand and Activated Carbon Filling) set (c) Feed Pump 0.50 HP – 1 No. (d) Vertical Pump 2-9, 2.00 HP / Single Phase – 1 No. (e) Membrane 40 x 40 filmtech (or) equilaents / Osmonic (USA) - 1 No. and Membrane Pressure Vessel 40 x 40 -1 No. & Pressure Gauge - 2 Nos. (f) Flow Meter - 1 No. 20” Filter with Housing - 1 No. Low Pressure Switch - 1 No., Level Switch - 1 No. & Necessary CPVC Pipes and Fittings. The system shall be provide with Two Panel Control System with necessary Stainless Valves and Fittings and Float Control etc. The rate should be inclusive of all civil works, wherever necessary to install the System in position and intact.

Supplying, laying and jointing UPVC pipes (having working pressure 10 kg. / sq.cm) of approved quality and best variety conforming to BIS of the following dia including cutting, threading and fixing UPVC specials using UPVC adhesives (but excluding cost of such specials) and fixing into wall with teak wood plugs, UPVC 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, etc., complete complying with standard specifications. The UPVC pipes shall be got approved by Executive Engineer before use on works. Below Ground Level

32 mm dia

Supplying, laying and jointing UPVC pipes (having working pressure 10 kg. / sq.cm) of approved quality and best variety conforming to BIS of the following dia including cutting, threading and fixing UPVC specials using UPVC adhesives (but excluding cost of such specials) and fixing into wall with teak wood plugs, UPVC 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, etc., complete complying with standard specifications. The UPVC pipes shall be got approved by Executive Engineer before use on works. Above Ground Level

32 mm dia

25 mm dia

Supplying and fixing in position UPVC specials of the following dia and types of approved quality confirming to BIS and providing leak proof joints including fixing to the walls and giving connection to the UPVC soil stacks, dismantling the masonry or RCC works and re-doing the dismantled portion to original condition etc., complete complying with standard specifications. (The UPVC specials should be got approved by the Executive Engineer before use on works).

32 mm dia UNION

25 mm dia UNION

32 mm dia ELBOW

25 mm dia ELBOW

32 mm dia TEE

25 mm dia TEE

32mmx25mm dia REDUCER

25mmx20mm dia REDUCER

20mmX15mm dia REDUCER

25mm dia HEX NIPPLE

Supplying and fixing in position best quality approved make of Stainless steel sink of 1200x550x180mm size including cost of 32mm dia PVC waste,Pipe with rubber plug and chain 15mm dia brass nipple including fixing the sink in position and testing for leakage etc., complete complying with standard specification. {The sink and special should be got approved by the Executive Engineer before use on works}

Supplying and fixing of PVC ready made WATER TANK of best and approved quality with ISI specification 1000 Litres Capacity and having inlet,outlet, overflow and clearing pipe arrangements and labour charges for fixing in position with all necessary accessories and transporting at site of work etc., complete complying as directed by the departmental officers.

Supply and ketp in position of Trolley Mounted Water CO2 Stored Pressure Type 50 litres capacity Fire Extinguisher as per IS: 13385, complete with control valve, gun metal cap, pressure gauge, operation sticker, discharge hose, mounting trolley with moving wheel, safety clip etc., ncluding conveyance, all incidental charges, necessary scaffolding and re-doing the dismantled portions to its original condition whererver found necessary etc complete as per standard specification and as directed by the Departmental Officers. Make: EXCELENT/SAFETY FIRST / EQUIVALENT.

Supply and ketp in position of Trolley Mounted type 22.5 KG. Carbon-di-Oxide Fire Extinguisher as per IS 15683, complete with control valve, gun metal cap, pressure gauge, operation sticker, discharge hose, mounting trolley with moving wheel, safety clip etc., ncluding conveyance, all incidental charges, necessary scaffolding and re-doing the dismantled portions to its original condition whererver found necessary etc complete as per standard specification and as directed by the Departmental Officers. Make: EXCELENT/SAFETY FIRST / EQUIVALENT.

Manufacturing, supplying and fixing Precast Reinforced Cement Concrete slabs of 75mm thickness in RCC 1:2:4 (one cement, two crushed stone sand and four aggregates), using following HBGS jelly excluding cost of reinforcement steel in position but including cost of moulding charges, casting of slab, finishing, curing and fixing in position in all floors etc., complete complying with standard specification and as directed by the Departmental Officers

M/s. LJK Constructions (BID ID -1169766)