BOUNDARY WALL SREEMADURAI

Amount

EARTH WORK EXCAVATION for foundation 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 upto 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.

Supplying and filling in foundation, basement, etc with FILLING 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 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.

BRICK WORK in Cement Mortar 1:6 [one cement and six crushed stone Sand] using best quality chamber burnt 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 and Basement

For Ground Floor

Supplying and erecting steel shuttering including necessary supports for plane surfaces for Reinforced Cement Concrete works such as COLUMN FOOTINGS, COLUMN PEDESTALS, PLINTH BEAMS, GRADE BEAMS, STAIRCASE STEPS, BED BLOCKS 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 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).

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

Providing expansion joint of 12.5mm wide in between RCC twin columns from top of pedastal to full height including filling the inner space with suitable non-absorbent, flexible and well compressible filler materials of approved quality and brand; finishing the sides of RCC columns with polysulphide sealents for a depth of 7.5mm on either side covering the inner space filled with filler materials as above etc., complete complying with standard specifications and as directed.

Providing and laying in position, standardised 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 cement content of 325 kg/ms and maximum water cement ratio of 0.55, including admixture (plasticiser / super plasticiser) in recommended proportions as per IS:9103 to accelerate, retad setting of concrete, improve workability without impairing strength and durability with about (5 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 cs 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

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].

PLASTERING with Cement Mortar 1:5 (One cement and Five plastering 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 plastering 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.

Supplying and fixing MS Angle of size 50x50x6mm for vertical MS angle for splay to act as tie for the wire fencing the vertical angle shall be embedded to the masonry walls to a height of 15cm after climantly the masonry and redoig to the original position and finishing all the 3 sides of angles shall be provided with slots after positioning the fencing wire at an interval of 15cm tie fabricated angle shall also be painted with primer coat of red oxide is one coat, the cost of MS angle includes cost of material, fabrication charges, priming coat painting cost of transportation charges to the site and fixing in position as directed by the departmental officers etc., complete.

Providing Chain Link Fencing 2"x2" of 10 gauge and fixed using 50 x 6mm iron patta for height of 0.90m and making 4 Nos holes with M.S. angles including cost of bolt and nuts etc., complete.

Supplying and fixing of Barbed wire fencing using 10 gauge - two ply and four pronged (Galvanized) Barbed wire in 7 rows horizontally and around the horizontal rows at an interval of 60cm, including the cost of Barbed wire, loading, conveyance and unloading at site of work and labour charges for fixing in position etc., complete complying with standard specification and as directed by the departmental officers.

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 two coats of newly plastered wall surface with ready mixed Exterior 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 specifications and as directed by the departmental officers.

L DARWIN ANTO DHAS

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