Public Works Department Tender

CEMENT CONCRETE 1:5:10 [One Cement, Five CS 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.

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 specification. [Payment for Shuttering shall be given after the concrete is laid].

Supplying and erecting Steel 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 above 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 PLANE SURFACES SUCH AS RCC FLOOR SLAB, ROOF SLAB, RECTANGULAR BEAMS, ELL BEAMS, LINTELS, LANDING WAIST SLAB, CANOPY SLABS BED BLOCKS ETC.,

FOR PLANE SURFACES SUCH AS RECTANGULAR OR SQUARE RCC COLUMNS TOP AND BOTTOM SLABS OF RCC BOXING SILL SLAB AND SUNSHADES ETC.,

FOR PLANE SURFACES SUCH AS VERTICAL SLAB, SIDE SLABS OF BOXING, VERTICAL DROPS, FACIA, VERTICAL WALL,etc.,

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/Cu.m and maximum water cement ratio of 0.55, including admixture (plasticiser / super plasticiser) 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 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]

BRICK WORK in Cement Mortar 1:5 [One Cement and Five CS Sand] using best quality Fly Ash Bricks of size 23 x 11 x 7cm with minimum compressive strength of 3.5N / Sq.mm as per IS 13757-1993 / IS 12894 - 2002 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 & Basement

For Superstructure in Ground Floor

Supplying and fixing in position of Bitumen felt 15mm thick pad for expansion joints 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 mixed with Bonding agent Cebex112, Zydex -Zycrete 2X or other Equivalent compound conforming to BIS at 200ml per 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 P.Sand) 10mm thick mixed with Bonding agent Cebex112, Zydex -Zycrete 2X or other Equalent compound conforming to BIS at 200ml per One cement bag (50kg) for increased workability and air entrainment used finishing including hacking the surfaces, and curing, etc., in all floors complying with standard specification and as directed by the departmental officers.

Painting newly plastered wall surface with two coats with approved Weather Proof Exterior 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.

Painting old plastered wall surface with two coats of Weather Proof Exterior 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.

Supplying and fixing M.S.Angles of required sizes including conveying to site, cutting, threading, welding and fixing in position etc completed complying with standard specifications.

Supplying and fixing in position of Barbed wire fencing - 10 gauge - two ply and four pronged (Galvanized) 6 rows horizontally etc., including cost of Barbed wire and inclusive of 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.

Supplying and laying of Rubber Moulded Hydraulic Pressed Paver Block 83mm thk. over a base layer of crushed stone sand filling incl. Cost of materials laying and Labour charges etc., and as directed by the departmental officers etc. complete complying with standard specification.

GST @ 18%