Construction of 12 Class room building in Government Higher Secondary School at Thirumullaivasal in Mayiladuthurai District

Amount

Earthwork excavation for foundation in all soils and sub soils and to full depth as may be directed except in, Hard rock requiring blasting, but inclusive of shoring, strutting and baling out water wherever necessary and refilling the sides of foundation with excavated earth in layers of not more than 15cm thick, well rammed watered consolidated and depositing the surplus earth within the compound in places as shown by the departmental officers with an initial lead, and lift etc., complete complying with standard specifications.

Supplying and filling in basement with crushed stone sand gravel mix in the ratio of 1:1with 0.685 Cu.m of crushed stone sandand 0.667 Cu.m gravel in layers of not more than 15cm thick, well rammed, watered and consolidated etc., complete complying with standard specification.

Cement concrete 1:5:10 (One cement, five crushed stone sand and ten aggregate) using 40mm gauge hard broken granite stone jelly for foundation including dewatering if found necessary and laid in layers of not more than 15cm thick, well rammed, complying with standard specification

Supplying and filling in foundation and basement with filling crushed stone sand in layers of not more than 15cm thick, well watered, rammed and consolidated complying with standard specifications etc., complete.

Supplying and filling GRAVEL in 'foundation and basement with filling sand in layers of not more than 15cm.thick well rammed watered and compacted -1m3 etc., complete complying with standard specification.

Brick work in following Cement Mortar 1:6 (One cement and six crushed stone sand )using best quality Fly ash bricks of size 23x11x7cm for the following including curing etc., complete complying with standard specification.

For Foundation & Basement

For Super Structure in Ground Floor

For Super Structure in First Floor

For Super Structure in Second Floor

For Super Structure in Third Floor

Supplying and erecting steel centering 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)

Supplying and Erecting, Centering for sides and soffits including supports and strutting upto 3.29m height for plane surfaces as detailed below in all floors with all cross bracings using mild steel sheets of size 90cm X 60cm and BG 10 gauge stiffened with welded mild steel angles of size 25mm X 25mm X 3mm for boarding laid over silver oak joists of size 10cm X 6.50cm spaced at about 90cm centre to centre and supported by Casurina props of 10cm to 13cm dia spaced at not less than 75cm centre to centre at sutiable intervals etc., complete in all floors for complying with standard specifications. and as directed. The payment for centering shall be made only after the concrete laid. The retrieved materials should be taken back by the contractor.-

Plane surfaces such as RCC floor slab, roof slab, rectangular, square, Tee or Ell beam, lintels, bed blocks staircase waist slab, landing slab, landing beams, portico beams, portico slab etc.,

Plane surface such as RCC square or rectangular columns, top and bottom slab of sunshade, boxing sill slabs, etc.,

Providing and laying in position, Standardised Concrete Mix M-30 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 400 kg/m3 and maximum water cement ratio of 0.45, 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 Super Structure in Ground Floor

For Super Structure in First Floor

For Super Structure in Second Floor

For Super Structure in Third Floor

Providing granolithic floor finish of the following thickness with plain cement concrete 1:2:4 (One Cement, Two crushed stone sand and Four aggregate) using 10 to 12mm gauge hard broken stone jelly including laying, finishing and the top rubbed smooth with power trawl, thread lining, curing etc. complete complying with standard specification and as directed by the departmental officers. (The rate is inclusive of necessary planking for panelling wherever necessary and as directed by the departmental officers) 40mm thick

Supplying, fabricating and placing in position of steel reinforcement using mild steel/ribbed tor steel bars for all RCC works as per the design given including cost of steel and binding wire in all floors complying with standard specifications.

Plain Cement Concrete 1:2:4 (one cement, two crushed stone sand and four hard broken stone jelly) using 20mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.

Plain Cement Concrete 1:2:4 (one cement, two crushed stone sand and four hard broken stone jelly) using 10-12mm jelly for wearing coat including laying, compacting, finishing and curing, etc., complete as per standard specificatins and as directed by the departmental officers.

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 sand) 12mm thick and pointed with tile grout (Nitotile Grout or equivalent) and cement in the ratio of 1:3 for joint, 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 the Executive Engineer before use on wo

Cement concrete 1:5:10 (One cement, five sand and ten aggregate)using 40mm gauge hard broken granite stone jelly for flooring base including consolidating as per standard specification, curing and rendering the top surface rough to received floor finish etc., complete complying with standard specifications.

Brick partition walls of 11.50cm thickness using best quality Fly Ash Bricks of size 23 x 11 x 7 cm in Cement Mortar 1:3 (One Cement and Three Crushed stone Sand) using hoop iron reinforcement if found necessary including curing etc. complete and as directed by the departmental officers. (Hoop iron reinforcement will be measured and paid for separately)

In Ground Floor 11.50 cm thick

In First Floor 11.50 cm thick

In second Floor 11.50 cm thick

Supplying and fixing fine polished cuddapah slab of following thickness for cup-board arrangements including laying to correct alignment with necessary cement mortar and black powder etc, complete complying with standard specification and as direct.

38 / 40mm thick

Supplying and fixing in position best approved ISI quality PVC Rainwater Downfall pipes of 110mm diameter having working pressure of 4kg/cm2 including cost of PVC pipe, with necessary shoes, bends, nails, teakwood plugs, screws etc, and fixing of cast iron gratings of required dia metre and special clamps at junction of parapet and the RCC roof slab including finshing neatly etc., complete. The rate shall be inclusive of cost of removable cast iron gratings. The size of teak wood plugs to be used shall be 150mm x 25mm in front and 200mm x 75mm in rear and all other sides to a depth of 100mm. The PVC pipe shall be fixed with teakwood plugs by means of "U" Clamps using brass screws. Special types of "U" clamp at the centre of the pipeline shall be fixed in addition to those for more than 3 metre pipe length complying with standard specifications.

Single Floor

Three Floors

Flooring with fully Rajesthan kotta stone of size 16 to 18 mm thickness laid over in cement mortar 1:3 (One cement and three sand) 20 mm thick (over the existing bed of 100 mm thick cement concrete 1:5:10) and pointing the joints to full depth of cuddapah slabs with cement Mortar 1:3 (One cement and three sand) mixed with block oxide and the top surface rubbed smooth etc., complete complying with standard specifications.

Paving the floor with pre-polished concrete anti-skid step 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 departmental officers. (The make and brand of the tiles should be got approved by Executive Engineer before use on works)

Manufacturing, supplying and fixing in position of STEEL WINDOWS with the following specifications. Outer frames of windows made of ‘Z’ section F7D of size 33 x 25 x 3mm at 1.419 Kg / m and mullion ‘J’ Section (F4B) of size 46 x 25 x 3mm at 2.28 Kg / m and shutter section of made of F7D of 33 x 25 x 3mm at 1.419 Kg / m as specified in IS 7452 / 1990. Each openable shutter should not exceed a width of 600mm to enable separate operations and easy maintenance. The panel of the shutters to be covered with 18 gauge cold rolled sheet of superior quality and welded intact with shutter frames. Horizontal stiffeners using 18 x 5mm MS Flat at 0.70 Kg / m at 3 Nos. for each shutter and additional diagonal stiffeners of the same MS Flats at all the four corners of each shutters to the suitable length welded to the shutters, for holding the CR Sheets in position firmly.

Three Leaves

Manufacturing supplying and fixing of Steel Door with following specification ms angle of size 40x40x6mm at 3.5 kg / metre used for outer frame and ms angle of size 35x35x5 at 2.6 kg / m for the shutter frame stiffness with 32x6mm at 1.5kg/m ms flat is provided as the lock rail of the door and welded intact on both ends to the shutter frame 18 GCR sheets of best quality is laid as panel in the shutter frames 18x5mm at 0.70 kg/m ms flat or provided diagonally on the rate side of the shutter 2Nos of hinges incase of single leaf and 4Nos hinges incase of single leaf shutter is provided 6Nos hold fast 200mm length at end are welded to outer frame of tne door tower bolts 2Nos one at the top and another at the bottom are provided one aldrop is provided incase of single leaf door at rock rail section in the inner side of the rock rail section of the door one rotating rocking arrangements for the inner side of the door and additional provisions for locking arrangements for lock is provided on the rare side of the door at an appropriate place in case of single leaf door at an appropriate place incase of single leaf door ms flat 32x3mm at 1.10 kg/m is provided on the edge of the one shutter 2 conceal the gap between the two shutter tie bar is provided at the bottom of the outer frame to prevent twisting of the frame during transportation and fixing aii members of given one coat of red oxide premier as directed by the departmental officers the rate includes the cost of all materials labour charges transportation taxes and all other incidental charges etc complete.

Single leaf

Double leaf

Supplying and fixing of Mild steel window Double Leaves cum emergency door for emrgency exist with top window position covered with MS sheet using section of 32x29x5mm thick of door frame. The shutter shall be made out of FX6 section of size 29x29x5mm with necessary stiffners shall be 25x25x5mm outer frame covered with MS sheet shutter will be fixed to the frame of means hinges with necessary towerbolt, aldrops etc., bottom 1/3rd of door covered with Hinges of MS sheet shall be welded upto sill level of outer frame. The emergency door will given one coat of zinc ornamental yellow primer etc., complete complying with standard specification.

Painting two coats over new iron works such as steel doors, windows, ventilators, window bar balustrades etc., with best approved first quality synthetic enamel paint of approved colour over the existing red oxide priming coat in all floors. The rate is inclusive of all materials, brushes and scaffolding charges etc., complete complying with standard specification -Paint should be got approved by the Executive Engineer before use on work-.

Manufacturing, Supplying and Fixing of Stainless Steel Hand rails for staircase using 50mm dia 304L Grade Stainless Steel pipe of 1.60mm thick at required locations to a height of 900mm from finished floor level welded to 38mm dia Stainless Steel pipe post of 1.00mm thick as vertical at 900mm centre with 2 Nos. of 25mm dia intermediate horizontal stainless steel pipe of 1.60mm thick in between. The vertical pipe has to be welded to the 100 X 100 X 6mm MS base plate encased in the base concrete. The rate is inclusive of the charges for cutting, bending, welding, grinding, polishing, conveyance, electrical charges, etc. complete

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

Plastering with cement mortar 1:5 (One cement and five plastering sand) 12mm thick in all floors complying with standard specifications and as directed by the departmental officers.

Supplying and applying of Two coats of putty of 3mm thick over the exposed RCC surface of ceiling including finishing the joints smoothly with grinding machine and the surface shall be thoroughly cleaned out of dust and scrubbing. The surface shall then be allowed to dry for atleast 48 hours. It shall then be sand papered (waterproof abrasive sheet) to give a smooth and even surface. Any unevenness shall be made good by applying 1st coat of putty mixed with water on the entire surface including filling up the undulations and applying 2nd coat of putty after 6 hours of 1st coat of putty and then sand papering (waterproof abrasive sheet) the same after it is dry and finishing the surface smoothly, etc., complete complying with standard specifications and as directed by the departmental officers. (The rates are inclusive of hire charges for grinding machine with wheel, cost of sand paper (water proof abrasive sheet) cost of putty blade, labour charges for grinding the joints and sand papering, two coats of putty, scrapping the putty area to level the surface smooth, etc., complete). The putty should be got approved by the Executive Engineer before use on work

Special ceiling plastering and finishing the exposed surfaces of RCC work such as RCC slabs, sunshades, facia, canopy slab, staircase. Waist slab landing slab etc., with cement mortar 1:3 (One cement and three plastering sand) 10mm thick including hacking and providing necessary cement mortar nosing, beading etc., wherever necessary and as directed with the same cement mortar etc., complete complying with standard specifications as directed by the departmental officers.

Supplying and laying of Interlocking Paver Block Stone 63mm thk. Over a base layer of crushed stone sandfilling incl. Cost of materials laying and Labour charges etc.,

Providing Black Board in two layers with first layer in cement mortar 1:3(One cement and three sand) 20 mm thick and the second layer in combination mortar 1:1:6 (One cement, one lime and six sand) 20 mm thick and providing band alround the black board in cement mortar 1:5 (One cement five sand) 20 mm thick and 50mm width including cost of one coat Black oxide paint of approved quality etc., complete complying with standard specifications and as directed by the departmental officers.

Supplying and Fixing M.S grill to opening corridor sides, ladder Entrance gate and Name board angles etc., Using necessary M.S flat for inner members and outer members which should be fixed to window members frames as directed by departmental officers inclusive of cost of providing one coat of best quality red oxide primer. -The design of M.S. grill should be got approved from departmental officers before use on works.-

Painting two coats of newly plastered 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., complete complying with standard specification.

Painting the wall two coats with approved weather proof Exterior Emulsion paint over one primer coat of over cement plastered wall surface ect., complete complying with standard specification.

Supplying and Fixing of Aluminium Dye Cast letters of following size to suit the Architectural elevation drawings given for the including Cost, conveyance and all other materials and Labours involved etc., complete and as directed by the Department Officers.

9" dia size letter

6" dia size letter

Emblem (15”)

Supply and fixing of stored pressure ABC (Mono Ammonium Phospate) Powder Type Fire Extinguisher of 6 kg. capacity as per IS 15683 with pressure gauge, discharge hose & control nozzie, wall mounting bracket, 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: EXCELLENT/ SAFETY FIRST ? EQUIVALENT.

Supplying and erecting in position of following 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

1000 litre capacity

Providing Anti-termite treatment to soil adjecent and under building foundation, plinth periphery of the building by application of chemicals of IS 63613 part I to IV in stages to suit the progress of work consist as per the detailed specification as below. Including breaking of termite mounds, making holes with crow bar, closing the holes after the treatment and including cost of chemicals, labour charges, transport and storing etc., complete and as directed by the departmental officers.

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Vijaya Builders

N PALANIVEL