Construction of 6 Additional class room Building in Government Higher Secondary School at Thirubhuvanam in Thiruvidaimaruthur Taluk of Thanjavur District

Amount

Dismantling clearing away and carefully stacking the materials useful to reuse of Weathering course and pressed tiles

Dismantling clearing away and carefully stacking the materials useful to reuse of Floor finish with Solar tiles

Dismantling clearing away and carefully stacking the materials useful to reuse of Plain Cement Concrete flooring

Dismantling clearing away and carefully stacking the materials useful to reuse of Brick work in Cement Mortar Walls

Dismantling clearing away and carefully stacking the materials useful to reuse of Reimforced Cement Concrete - Dummy Cloumns

Brick work In Cemnet Mortar 1:6( one Cement and Six M.Sand)using best quality Fly ash Brick of size 230x110x75mm with class designation of 7.5 conforming to IS 13757-1993 or IS 12894-2002 for foundation and basement including Cost of Mortar Plasticizer, curing,etc., complete complying with standard specification and as directed by the departmental officers. Brickwork shall be done as per IS 2212-1991 adopting English Bond generally.other type of bond shall be done as directed by the Executive Engineer in charge.

For Superstructure in First Floor

For Superstructure in Second Floor

For Superstructure in Third Floor

Supplying and erecting centering for plane surfaces such as RCC Floor/Roof Beam, Lintels, Cantilever Beams, Bed Blocks etc.. with necessary supports and strutting upto 3.60m height in all floors with all cross bracings using MS Sheets made of 10 gauge thick welded with MS angle of Size 25mm x 25mm x 3mm for boarding laid over Steel adjustable Span of Size 2m x 2m(expandable upto 3.60m) and Silver Oak Joists of Size 10 x 5 cm spaced at 50cm to 60cm c/c and supported by Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick) Spaced at not more than 50 to 60cm c/c , etc complete complying with standard specifications. Steel adjustable span and Steel Adjustable telescopic props shall be provided as directed by the departmental Officers. (Payment for centering shall be given after the concrete is laid).

Supplying and erecting centering for plane surfaces such as RCC Floor Slab, Roof Slab, Loft, Landing Slabs, etc with necessary supports and strutting upto 3.60m height in all floors with all cross bracings using MS Sheets made of 10 gauge thick welded with MS angle of Size 25mm x 25mm x 3mm for boarding laid over steel adjustable span of size 2m x 2m (expandable upto 3.60m) and supported by Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) made with outer steel pipe with dia 50mm (3.60mm thick) and inner steel pipe with dia 40mm (2.90mm thick) , etc complete complying with standard specifications. Steel adjustable span and Steel Adjustable telescopic props shall be provided as directed by the departmental Officers. (Payment for centering shall be given after the concrete is laid).

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height for plane surfaces as detailed below 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 etc. complete complying with the standard specificaiton. (Payment for centering shall be given after the concrete is laid)

Supplying and erecting steel centering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as vertical slab, side slabs of boxing, vertical drops, facia, vertical wall, etc. using mild steel sheets of size 1200cm x 60cm and 10 BG stiffened with welded mild steel angles of size 40mm x 40mm x 5 mm for boarding, laid with silver oak joists of size 10cm x 5cm & 7.5cm x 5cm as support runner, Top Horizontal stiffener spaced at about 60cm to 90cm centre to centre or at suitable intervals. MS Channel Section (ISMC 100) shall be provided as a vertical upport @1.20m C/C and with Lateral support of Steel Adjustable Telescopic Props of Size 2m x 2m (expandable upto 3.60m) & steel pipes of 20mm dia @ required level/spacing etc. complete complying with standard specifcation and as directed by the departmental officers. (Payment for centering shall be given after the concrete is laid)

Providing and laying in position, Standarised concrete Mix M-20 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 water cement content of 325kg/m3 and maximum water cement ratio of 0.55, including admixture (Plasticiser/Super plasticiser) fosroc (or)equivalent in recommended proportions as per IS 9103to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 cum) 7730kg of 20mm machine curshed stone jelly and with about (3.3cum) 5156 of 10 - 12mm machine curshed stone jelly and with about (4,79 cu.m) 7670kg of sand but excluding cost of reinforcement grill and fabricating charges, centering and shuttering and also including laying, vibrating with mechanica vibrators, finishing curing etc,

For Superstructure in First Floor

For Superstructure in Second Floor

For Superstructure in Third Floor

Cement Concrete 1:3:6 (One Cement, Three crushed stone sand and Six broken stone jelly) using 40mm size hard broken stone jelly for dummy columns, excluding cost of centering shuttering reinforcement grills and fabrication charges but including curing etc. complete. (Reinforced Cement Concrete 1:2:4 for slab to be extended upto top of splashing with pressed tiles and future extension rods to be embedded in CC 1:3:6 (One Cement, Three crushed stone sandand Six hard broken stone jelly). Dummy columns should be at least 1 metre height)

For Superstructure in Second Floor

For Superstructure in Third 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)

Brick partition walls of 11.50cm thickness using best quality Fly ash Brick of size 230x110x75mm with class designation of 10 conforming to IS 13757-1993 or IS 12894-2002 in Cement Mortar 1:3 (One Cement and Three CS Sand) using hoop iron reinforcement if found necessary including Cost of Mortar Plasticizer, curing etc complete complying with standard specification and as directed by the departmental officers. (Hoop iron reinforcement will be measured and paid for separately).

11.50 cm thick For superstructure in First Floor

11.50 cm thick For superstructure in Third Floor

Paving the floor with kota stone (unpolished) slab of following size in all floors laid over cement mortar bed of 20mm thick in of cement mortor 1:3 (one cement and three crushed stone sand), with required Cement Slurry and Mortar Plasticizer and pointed with colour cement neatly including polishing with polishing stone and oxalic acid etc., so as to perfectly smooth and glossy and including hire charges for polishing machine and power consumption charges etc.complete complying with standard speicification and as directed by the departmental officers. (The kota stone slabs and other materials to be used shall be got approved by the Executive Engineer concerned before use on work)

Paving the floor with best approved quality fine polished Granite Stone Slabs of following size and Variety with machine cut edges laid over a cement mortar bed of 20mm thick using cement mortar 1:3 (One cement and three crushed stone sand) with required Cement Slurry and Mortar Plasticizer and laid in true right angles with minimum possible width of joints and pointing the joints with white cement mixed with mathcing colouring pigments etc., complete complying with standard speicification and as directed by the departmental officers.(The granite stone slabs and other materials to be used shall be got approved by the Executive Engineer concerned before use on work)

Supplying and fixing fine polished cuddapah slab of 20/30mm 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 directed . 38/40 mm thick

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

In Second Floor

In Third Floor

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., complete complying with standard specification

Supplying and fixing in position best approved of BIS quality 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.

In First Floor

In Second Floor

Supplying and fixing in position steel balustrades using 20mm square rods spaced at 150mm centre to centre so that the two balustrades in each step shall be placed centrally and the top of balustrades connected with the hand rails (cost of hand rail shall be measured and paid separately) by means of MS flats of size 40mm x 6mm in the groove 40mm x 6mm provided at the bottom of hand rail; the bottom of balustrades shall be fixed on to the top of step concrete. An additional MS flat of size 50mm x 6mm shall be provided at the centre of balustrades connecting all square rods to the entire length including cost of square rods, flat and applying one coat of red oxide primer to the iron surfaces, etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing 40mm dia GI pipe for staircase hand rail including labour charges for cutting, welding and fixing with MS flats (excluding cost of flat), etc., as directed by the departmental officers

Manufacturing, supplying and fixing of STEEL DOORS (Double Leaf) with following specification. MS Angle of size 40 x 40 x 6 mm at 3.5 Kg/m used for outer frame and MS Angle of size 35 x 35 x 5 mm at 2.6 Kg/m for the shutter frame. Stiffeners with 32 x 6 mm at 1.5 Kg/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 qulaity is laid as panel in the shutter frames. 18 x 5 mm at 0.70 Kg/m MS Flat is welded over the 32 x 6 mm at 1.50 Kg/m MS Flat on the rear side of the door, Crushed stone sand witching teh CR Sheet for rigidity. Additional stiffeners with 18 x 5 mm at 0.7 Kg/m MS Flats are provided diagonally on the rear side of the shutter. A tie bar is provided at the bottom of the outer frame to prevent twisting of the frame during transportation and fixing. All members are given one coat of red oxide primer as directed by the departmental officers. The rate includes cost of all materials, labour charges, transportation, taxes and all other incidental charges, etc., complete.

Manufacturing, supplying and fixing of STEEL DOORS (Single Leaf) with following specification. MS Angle of size 40 x 40 x 6 mm at 3.5 Kg/m used for outer frame and MS Angle of size 35 x 35 x 5 mm at 2.6 Kg/m for the shutter frame. Stiffeners with 32 x 6 mm at 1.5 Kg/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 qulaity is laid as panel in the shutter frames. 18 x 5 mm at 0.70 Kg/m MS Flat is welded over the 32 x 6 mm at 1.50 Kg/m MS Flat on the rear side of the door, Crushed stone sand witching teh CR Sheet for rigidity. Additional stiffeners with 18 x 5 mm at 0.7 Kg/m MS Flats are provided diagonally on the rear side of the shutter. A tie bar is provided at the bottom of the outer frame to prevent twisting of the frame during transportation and fixing. All members are given one coat of red oxide primer as directed by the departmental officers. The rate includes cost of all materials, labour charges, transportation, taxes and all other incidental charges, etc., complete.

Manufacturing, supplying and fixing in position of STEEL SHEETED WINDOWS (THREE LEAVES) with the following specifications. Outer frames of Windows made of 'Z' Section F7D of size 33 x 25 x 3 mm at 1.419 Kg/m and mullion 'O' Section (F4B) of size 46 x 25 x 3 mm at 2.28 Kg/m and shutter section of made of F7D of 33 x 25 x 3 mm at 1.419 Kg/m as specified in IS 7452/1990. Each openable shutter should not exceed a width of 600 mm to enable separate operations and easy maintenance. The panel of the shutter to be covered with 18 Gauge cold rolled sheet of superior quality and welded intact withshutter frames. Four Nos. of hold fasts of 10 mm length spllced at the ends are welded to the outer frame of the window by using MS Flat of 18 x 5 mm at 0.70 Kg/m, welded to the shutter at two place equivalent from each other from top and bottom of the shutter. The cost includes cost of all materials, labour charges and other incidental charges, etc., complete.

Fabricating, supplying and fixing of steel Emergency exitdoor cum, emergency window with the following specification. M.S. angle in size 40x40x6mm are used for the outer frames and M.S. angle of sie 35x35x5mm for the shutter frame, stiffners with 32x6mm M.S. flats provided at required intervals in the shutter frames 18 guage CR sheet is laid as panel and welded instant for 1/3 bottom portion of the shutter, M.S. flat 18x5mm is welded over the 32x6mm M.S flat sandwitching the CR sheet in between additional stiffner with 18x5mm M.S. flat is provided diagonally at the rear-side of the shutter. The balance 2/3 portion at top is provided with grill at an average weight of 15kg/m2 and the top portion of operation emergency window is to be made of 25x25x3mm M.S. angle welded intact with CR sheet and 25x3mm M.S. flat at diagonally at the near side of the window at required interwals 6 Nos. of hinges to be provided,6 Nos of holdfast 100mm in length made of angle section spliced at the ends are welded to the outer frame of the door. Tower bolts 2 Nos. one at top and the other at the bottom are to be provided one aldrop is provided at an appropriate place in the door 2 Nos. of 'D' type handle for emergency window and 2 Nos of handle for door is to be provided at appropriate places. A tie bar is provided at the bottom of the outer frame to prevent twisting of frame during transportation of fixing. All members are given one coat of red oxide primer as directed by the departmental officers. The rate includes cost of materials, labour transportation to side of works, loading, unloading and all other incidental charges etc., complete.

Supplying and fixing M.S.Grill for opening corridor side ladder, Entrance Gate and Name board angles 'etc., using necessary M.S. flats for inner member and outer members which should be fixed as directed by the departmental officers inclusive 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 work.

Plastering with Cement Mortar 1:5 (One cement and Five Plastering sand), 12mm thick in all floors including mortar plasticizer at 200ml per 50Kg of cement used, 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 Sand) 10mm thick 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 plastering sand), 12mm thick in all floors including mortar plasticizer at 200ml per 50Kg of cement used, curing etc., complete complying with standard specification 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

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.

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 the red oxide priming coat in all floors including cost of priming coat etc., complete

Providing black board in two layers with first layer in Cement Mortar 1:5, 20 mm thick and second layer in combination mortar 1:1:6, 20mm thick and providing bond alround the black board in cement mortar 1:5, 20mm thick and 50mm width including cost on one coat o black oxide of approved quality, etc., complete complying with standard specifications and as directed by departmental officers.

Providing Cup-board Shutter using termite / water proof plywood of 19mm thick over which laminated sheet of 0.8mm thick fixed inside the shutter and 1mm thick fixed in the outside of the shutter using fevicol along with necessary furniture fittings, such as, hydralic hinges, tower bolt, handles, multi purpose locks etc., as directed by the Departmental Officers. The design pattern, water proof plywood, laminate sheet and other materials should be got approved from the Executive Engineer befoe use on work.

Supplying and laying of Interlocking Paver Block Stone 60mm thick Over a base layer of crushed stone sandfilling incl. Cost of materials laying and Labour charges etc complete complying with the standard specification and as directed by the departmental officers.

Supplying, laying and jointing UPVC pipes of Class 6 (having working pressure of 12.50kg/sq.cm) conforming to IS 4985- 2000 of approved quality and best variety conforming to BIS of the following dia including cutting and fixing UPVC specials using UPVC adhesives (but excluding cost of such specials) in accordance with IS 7634-3 (2003) 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 upto 4 metre height above ground level, etc., complete complying with standard specifications. The PVC pipes shall be got approved by Executive Engineer before use on works - External water supply above ground level / Below ground level.

40m dia pipe

25m dia pipe

Supplying and fixing in position first quality and approved variety of Gun metal Gate Valve / Wheel Valve with BIS make of the following dia including cost of shellac, thread balls, etc., complete complying with standard specifications (for both internal and external water supply arrangements). The valves to be used on work shall be got approved by the Executive Engineer before use on work. Gate Valve

40mm dia

25mm dia

Supplying and fixing of SS Sink of size 1200 x 550 x 180mm

Supplying and fixing in position 15mm dia brass CP screw down tap / Pillar tap / Swan neck tap (heavy duty) of approved make conforming to BIS specifications and quality including cost of shellac, thread, etc., complete complying with standard specification and including cutting and threading wherever necessary. (Taps should be got approved by the Executive Engineer before use on the works)

ADD GST 18%

IDEAL ENGINEERING (BID ID -1451003)

Harish Builders (BID ID -1451008)