Construction of Two Class Room Building (SBC 150 kPa) at Vediyarasampalayam Government High School H/O Pallipalayam Agraharam in Pallipalayam Block of Namakkal District under NNT-2025-26 PPM-3

Amount

Construction of Two Class Room Building (SBC 150 kPa) at Vediyarasampalayam Government High School H/O Pallipalayam Agraharam

Supplying and erecting CENTERING for sides and soffits including supports and strutting upto 3.29 m high for plane surfaces such as RCC SLABS, RECTANGULAR BEAMS, TEE or L BEAMS, LINTELS, BED BLOSKS. STAIRCASE WAIST and landing slabs, landing beams, canopy etc., in all floors with all cross bracings using mild steel sheets of size 90cm * 60cm and BG 10 stiffened with welded mild steel angles of size 25mm * 25mm * 3mm for boarding laid over countrywood joists of size 10cm * 6.50cm spaced at about 90cm centre to centre and supported by Casuarian props of 10cm to 13cm dia spaced at 75cm centre to centre etc., complete and as directed.

SECOND FLOOR

Columns

Roof Slab, Lintel, Beams

Sunshade

Supplying, fabricating and placing in position mild steel/Ribbed tor steel rods for all RCC works including cost of steel and binding wire also in all floors, complete complying with standard specfication.

CEMENT CONCRETE 1:1.5:3 mix using 20mm machine crushed 20mm gauge hard broken granite stone jelly for all reinforced cement concrete works connected to this work excluding cenetering, shuttering and cost of reinforcement grills placed in position, but including laying, vibrating, curing and finishing, fixing fan clamps in the RCC floor and roof slab works wherever necessary and bearing surfaces of the wall at the sides and bottom of the slab, beams shall be finished smooth with cement mortar 1:3 (One cement and three sand ) and Kraft paper laid without claiming extra cost etc., complete complying with standard specification and as directed by the departmental officers.

BRICK WORK in cement mortar 1:5 (One cement and five sand) using second class country bricks of size 23cm x 11cm 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).

Supplying and painting the walls with two coats of wall putty as instructed by the departmental officers including preparation of surface curing, etc., complete in all floors complying with standard specifications (The wall putty shall be got approved by the Executive Engineer before use of work).

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 M.Sand) 10mm thick 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 with cement mortar 1:5 (one cement and five sand)12mm thick in all floors complying with standard specifications.

Weathering course in brick jelly lime concrete using broken brick jelly of size 20mm uniform gauge in pure slaked lime (no crushed stone M.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.

Paving the floor with best quality Vertified Tiles of size 600 x 600 x 8mm of approved colour, shade and quality laid in cement mortar 1:3 (one cement and three crushed stone M.Sand) 20mm thick in all floors and the top pointed with the white cement mixed same colour pigments etc., complete complying with standard specification. (The make and brand of the tiles should be got approved by Executive Engineer before use on works)

Fabricating, Supplying and fixng 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 3mm at 1.419 kg/ m and mullion 'J' section (F4B) of size 46x25x3mm at 2.28kg/m and shutter section of made of F7D of 33x25x3mm 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 18x5mm MS Flat at 0.70kg/m at 3 Nos. for each shutter and additional diagonal stiffners 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.

Manufacturing, supplying and fixing of Steel doors with following specification.MS angle of size 40x40x6mm at 3.5 kg/m used for outer frame and MS Angle of size 35x35x5mm at 2.6 Kg/m for the shutter frame. Stiffeners with 32x6mm 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 G CR Sheets of best quality is laid as panel in the shutter frames. 18x5mm at 0.70 kg/m MS flat is welded over the 32x6mm at 1.50kg/m MS Flat on the rear side of the door, sandwiching the CR Sheet for rigidity. Additional stiffeners with 18x5mm at 0.7 Kg/m MS flats are provided diagonally on the rear side of the shutter. 300mm length of hinges 2Nos, for shutter is provided.6 Nos. of 250mm length hold fasts 200mm length specified at the ends are welded to the outer frame of the door.Tower bolt 2 Nos. at the top provided

Painting two coats using Ist quality readymix enamel paint of approved colour over new iron work including cost and conveyance and all labour charges etc.

Supplying and painting the walls with two coats of oil bound distemper over one coat of water based cement primer including cost for distemper, primer, cleaning and scrapping the walls, rendering the walls smooth with necessary putty, brushes, scaffolding arrangements, labour charges, etc., as per standard specification. (The colour and shade of the distemper shall be got approved by the Executive Engineer before use of 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.

Providing and fixing P.V.C. Rainwater Downfall pipes of 110mm diametre with necessary shoes, bends and other speicals, clamps, screws, nails, teakwood plugs etc., complete including cost of all materials. The rate is to include cost of removable cast iron Gratings of appropriate size. The size of teakwood plugs to be used is 150mm * 25mm in front and 200mm * 75mm in rear and all other sides with a depth of 100mm. The pipe is to be fixed by means of "U" clamps at the cnetre of the pipe screwed to the plugs. The special type of 'U' clamps at the centre of the pipe to be fixed in addition to these for more than three metres pipe length, complete complying with standard specification.

Towards electrical arrangements

Wiring with 2x1.5sqmm (22/0.3) PVC insulated unsheathed SC Cu. Conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessoires with Metal switch box and 5A Modular switch in flush with wall with suitable top plate cover for making good of the concealed portion with suitable colour for PVC concealed light point / fan point (For electronic regulator) SD - 24 Modified

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 Metal switch box with suitable top cover for 5 A 3 pin non inter locking CS Modular Plug 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 Modified)

Supply and fixing of fancy glass shade and 11W CFL for BH point. (SD-80)

Supply and fixing of single box type 4'36 W flu fitting complete with electronic ballast with TW round blocks on wall or ceiling with flu tube with PVC unsheathed Copper leads from terminals to the fitting. (SD-87)

Supply and fixing of 1200 mm (48") AC ceiling fan complete with stepped electronic 300W regulator with 300mm down rod on the existing clamp. (SD-110)

Supply and fixing of 5A / 15A 3 pin combined flush type modular wall socket with 15A flush type Modular switch on suitable Metal Box (SD-136 Modified)

GST Amount for providing Service to Government Contract Works for the above RENEWAL Works. { GST Amount is the Total GST Amount for overall quoted amount above this row in column "BB" for all works in this package} (Refer Clause 13.2 & 13.3 of Section 2 of Instruction to Bidders (ITB) of SBD)

RS INFRA (BID ID -1324904)