PROVIDING STREET LIGHT ARRANGEMENTS AND ENTRANCE ARCH AT AC AND RI CHETTINAD

EARTHWORK EXCAVATION for foundation in all soils and sub soils to full depth as may be directed except in hard rock requiring blasting but including shoring, shuttering and bailing out water wherever necessary and refilling the sides of foundation with excavated earth in layers of not more than 15cm. thick well rammed consolidated and depositing the surplus earth within the compound in places shown by the departmental officers with initial lead and lift, etc., complete complying with standard specification and as directed by the departmental officers.

Upto 2m depth from Ground level

2m to 3m depth below Ground level

Supplying and filling in foundation, basement and trenches with FILLING M. SAND in layers of not more than 15cm thick, well watered, rammed and consolidated etc., complete complying with standard specification and as directed by the departmental officers.

PLAIN CEMENT CONCRETE 1:5:10 (One cement, five M.sand and ten aggregate) using 40mm gauge hand broken hard granite stone jelly laid in layers of not more than 15cm thick, well rammed for FOUNDATION including laying, consolidating, finishing, dewatering if found necessary etc., complete complying with standard specification and as directed by the departmental officers

Supplying and erecting CENTERING including necessary supports for the plane surfaces such as RCC COLUMN FOOTING, Column pedestals, PLINTH BEAM, GRADE BEAMS & SILL BEAMS etc., which require only nominal strutting in all floors using mild steel sheets of size 90cm x 60cm and BG 10 stiffened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding supported by casuarina props of 10cm X 13cm dia spaced at about 75cm centre to centre or at suitable intervals supported by casuarina props of 10cm to 13cm dia spaced at suitable intervals etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and erecting CENTERING for sides and soffits including supports and strutting upto 3.29m high for plane surfaces such as RECTANGULAR COLUMNS top and bottom slabs of boxing sunshades etc., in all floors with all cross bracings using mild steel sheets of size 90cm x 60cm and BG 10 stiffened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding laid over country wood joists of size 10cm x 6.50cm spaced at about 90cm centre to centre and supported by casuarina props of 10cm to 13cm dia spaced at 75cm centre to centre etc., complete complying with the standard specification and as directed by the departmental officers.

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 ELL BEAMS, LINTELS, BED BLOCKS, STAIRCASE WAIST and landing slabs, landing beams, canopy etc., in all floors with all cross bracings using mild steel sheets of size 90cm x 60cm and BG 10 stiffened with welded mild steel angles of size 25mm x 25mm x 3mm for boarding laid over countrywood joists of size 10cm x 6.50cm spaced at about 90cm centre to centre and supported by casuarina props of 10cm to 13cm dia spaced at 75cm centre to centre etc., complete complying with standard specification and as directed by the departmental officers.

PLAIN CEMENT CONCRETE 1:3:6 (One cement three M.sand and six aggregate) using 20mm gauge hand broken hard granite stone jelly laid in layers of not more than 15cm thick, well rammed for FOUNDATION and FLOORING including curing, consolidating, dewatering if found necessary and etc., complete complying with standard specification and as directed by the departmental officers

Supplying, fabricating and placing in position mild steel / ribbed tor steel rods for all RCC works including cutting, bending to required shape and placing in position, cost of steel and binding wire and all labour charges, conveyance etc. in all floors. complete complying with standard specfication and as directed by the departmental officers..

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/mᶾ and maximum water cement ratio of 0.55, including admixture (Plasticizer / super Plasticizer) in recommended proportions as per IS:9103 to accelerate, retard 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 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 and Basement

For superstructure in ground floor

BRICK WORK in cement mortar 1:5 (One cement and five M.sand) using best quality II class chamber burnt bricks of size 23x11x7cm including curing etc., complete complying with standard specification and as directed by the departmental officers. (Masonry projections wherever necessary for obtaining required elevation shall be done without extra cost.) (for Foundation and Basement)

Brick work in cement mortar 1:6 (One cement and six M.sand) using best quality II class chamber burnt bricks of size 23x11x7cm including curing etc., complete complying with standard specification and as directed by the departmental officers. (Masonry projections wherever necessary for obtaining required elevation shall be done without extra cost.) -

For superstructure in ground floor

For superstructure in first floor

SPECIAL CEILING PLASTERING and finishing all the RCC exposed surfaces such as RCC slabs, sunshades, facia, canopies, staircase waist slab, steps, landing slabs, etc. with cement mortar 1:3 (one cement and three P.sand) 10mm thick, including hacking the surfaces, providing cement mortar nosing, beading for sunshades, staircase steps, landing slabs including necessary scaffolding, curing, neat finishing etc., complete complying with standard specification and as directed by the departmental officers

Plastering with cement mortar 1:5 (one cement and five P.sand) 12mm thick for walls in all floors including necessary scaffolding, curing, neat finishing etc., complete complying with standard specifications and as directed by the departmental officers

Supplying and erecting gate using MS angles, flats and GI sheet of approved gauge including fabricatiion and fixing in position with one coat of red oxide primer, transportation, etc., complete as directed by the departmental officers.

PAINTING NEW IRON WORKS for doors, windows and ventilators, iron bars, weldmesh, wiremesh, screen, steel bars, flats and other similar works etc., with two coat of approved best quality of synthetic enamel paint over the existing red oxide 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 and as directed by the departmental officers. (The paint to be used should be got approved by the departmental officer before use on work)

WHITE WASHING ONE COAT using best quality of white cement (KOTTAYAM) in all floors including cost of white cement, brushes, scaffolding charges and any other materials required etc., complete complying with standard specification and as directed by the departmental officers. (The rate is inclusive of cost of gum, best quality of blue powder).

PAINTING the wall surface with TWO COAT of Exterior emulsion paint of the approved colour and quality for outer wall surfaces as per specification including ONE COAT OF PRIMER to give an even shade, at the external walls with necessary scrapping including cost of brushes and all other materials required and the scaffolding charges etc., Complete complying with the standard specification and as directed by the departmental officers.(The paint to be used should be got approved by the departmental officer before use on work)

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

Providing and laying spreading and compacting graded stone aggregates to Wet Mix Macadam 250mm thick specification including premixing the materials with water at OMC in mechanical mix plant, carriage of mixed material by tipper to site, laying in uniform layers with pavers in sub-base/base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals for machinery, fuel and all other incidental charges etc., complete as per standard specification and as directed by the departmental officers and as per technical specification clause 406 of Morth REV - 5

Labour charges for finishing the flooring with hydraulic mechanical devices (paver finish) using power ramming and power finishing etc., complete as directed by the departmental officers.

Providing and laying with two-part elastomeric UV resistant, non-toxic gun grade liquid polysulphide sealant to fill the expansion joint, sealing joints in water retaining structure. The sealant shall have Elongation min. 500% confirms to ASTM D 412, movement accommodation for butt joint 25% & for lap joints 50%. The sealant should meet the requirement of BS 4254 & ISO:12118. Ensure that apply a coat of polysulphide sealant primer @0.5L/m2 to get better adhesion on prepared surface before placing the sealant. The finished cost including surface preparation, filling foam backer rod, applying masking tape on both sides of the joint & polysulphide sealant filling on gap completely as per specification. - 10mm Width

Supplying and laying interlocking paver block (TAMIN) of required size of 80mm thickness over a base layer of crushed stone jelly 3mm to 12mm size to a depth of 80mm including consolidating, cost of materials, laying and ramming etc., complete as directed by the departmental officers

Supplying and fixing of Aluminium dye cast letters of approved size and colour. The colour treatment process is achieved with MRF colour coat and then the processed coloured layer is set into the kiln for the heat treatment process for the following sizes.Complete as directed by the departmental officers - Aluminium Dye cast letters 9" size

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