Construction of New FCS Station at Kudiyiruppu in Tenkasi Taluk of Tenkasi District

Amount

Earth work excavation for foundation and depositing on bank with initial lead of 10 m & initial lift of 2m in Hard stiff clay, stiff black cotton, hard red earth, shales, murram, gravel, stoney earth and earth mixed with small size boulders SS.20B to a required depth as directed by the departmental officers.

Filling the foundation and basement with excavated earth in layers of not more than 15cm thick well rammed, watered and well consolidated etc., complete complying with standard specification.

Supplying and filling in foundation and basement with filling stone dust in layers of not more than 15cm thick well rammed, watered and consolidated etc., complete complying with standard specification.

Cement Concrete 1:5:10 (One Cement, five 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. as directed by the departmental officers complete complying with standard specification.

RR Masonry in C.M 1:5 using new stones for foundation and basement with simultaneously pointing above GL

Brick work in cement mortar 1:5 (one cement and five sand) using III rd class kiln burnt country brick of size 8 3/4 ” x 4 1/4 ” x 2 3/4” for the following items including curing etc. as directed by the departmental officers complete complying with standard specification.

For Foundation and basement

Ground floor

Supplying and erecting steel centering for sides and soffits Including supports and strutting up to a height of 3.29 meters for plain surfaces such as RCC square or rectangular columns,top and bottom slabs of sunshade boxing sill slabs etc., with necessary facia etc., with all cross bracings using mild steel B.G. 10 sheets of size 90 cm X 60 cm stiffeneded with welded mild steel angles of size 25 mm X 25 mm X 3 mm for boarding laid over silver oak (Country wood) Joists of size 10 cm X 6.5 cm spaced at about 90 cm centre to centre and supported by casurina props of 10 cm to 13 cm diameter spaced at 75 cm centre to centre or at suitable intervals as directed by the departmental officers complete complying with standard specification.

Supplying and erecting steel centering for sides and soffits Including supports and strutting up to a height of 3.29 meters for plain surfaces such as RCC Slabs, Lintels, Bed Blacks etc., with all cross bracings using mild steel B.G. 10 sheets of size 90 cm X 60 cm stiffeneded with welded mild steel angles of size 25 mm X 25 mm X 3 mm for boarding laid over silver oak (Country wood) Joists of size 10 cm X 6.5 cm spaced at about 90 cm centre to centre and supported by casurina props of 10 cm to 13 cm diameter spaced at 75 cm centre to centre or at suitable intervals as directed by the departmental officers complete complying with standard specification.

Cement Concrete 1:3:6 (One Cement,three Sand, and six hard broken granite jelly) using 20mm hard broken granite jelly and M. sand to the work including curing and finishing as directed by the departmental officers complete complying with standard specification.

Cement Concrete 1:2:4 (One Cement, two sand and four hard broken stone jelly) using 20 mm gauge hard broken granite stone jelly for all RCC items of works excluding cost of reinforcement grill, fabricating charges, centering and shuttering but including laying, vibrating with mechanical vibrator, finishing, curing, etc. and providing fixtures like fan clamps in the RCC tc. shall be finished smooth with Cement Mortar 1:3 (One cement and three sand) and kraft paper laid over it without claiming extra, etc., as directed by the departmental officers complete complying with standard specification.

Foundation and Basement

For Super Structure in Ground floor

Supplying, fabricating and placing in position M.S. or R.T.S. reinforcement grill for RCC works as per the design given including cost of steel and binding wire etc., complete complying with standard specification. (The contractor will have to make his own arrangements for the supply of M.S. plain rods / RTS rods and binding wire)as directed by the departmental officers complete complying with standard specification.

Providing Granolithic floor finish 25mm thick with PCC 1:2:4 (One cement, two sand and four jelly)using to 10mm to 12mm HBGS Jelly etc.as directed by the departmental officers complete complying with standard specification.

Finishing the top of roof with one course of approved first quality Machine Pressed Tiles of size 230mm x 230mm x 20mm thick of approved quality laid in Cement Mortar 1:3 (one cement and three sand) 12mm thick mixed with water proofing compound confirming to Indian standard as approved by the departmental officers at 2% by weight of cement used and the joints pointed neatly to full depth of tiles with the same mortar mixed with the water proof compound and red oxide etc. as directed by the departmental officers complete complying with standard specification.

Plastering with Cement mortar 1:5, 12 mm thick complete complying with standard specifications

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 including racking 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

White washing two coats using freshly burnt shell lime white in colour in all floors.Fevical type gum / glue powder should be used in the preparation of white wash solution as per I S 6278 of 1971. Adequate quantity of approved blue powder shall be added to white wash solution for application to the walls. The rate is Inclusive of cost of lime, glue powder, fevical type gum brushes, and scaffolding charges etc. complete complying with standard specification.

Colour washing two coats in all floors using best freshly burnt white shell lime and best quality of approved variety of colouring pigment including cost of lime, colouring pigments, fevicol type gum, brushes, scaffolding charges etc., complete complying with standard specification. Mineral colouring pigments not affected by lime should only be used (stainers and colour solutions should not be used.)

Supplying and fixing of MS angle and Flat for providing chain link fencing as directed by the departmental officers complete complying with standard specification.

Supplying and fixing of MS Grill Gate using MS angle and MS square rods including priming coat etc. complete as directed by the departmental officers 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 existing red oxide priming coat in all floors excluding cost of priming coat etc as directed by the departmental officers complete complying with standard specification.

Supplying and fixing chain link fencing 5 cm x 5 cm using 10 gauge wire including the cost of binding wire but excluding the cost of MS Flat and Angle etc. complete as directed by the departmental officers complete complying with standard specification.

Providing cuddappha slab of 20 to 30 mm thick for cupboard arrangements in brickwall including levelling to correct alignment etc complete complying with standard specifications as directed by the departmental officers.

Manufacturing supplying and fixing of steel door with the following specification MS angles of size 40x40x6mm are used for the outer frames and M.S. angles of size 35x35x5mm for the shutter frames stiffeners with 32 x 6mm M.S flat is provided at required intervals in the shutter frame. 18-gauge C.R. sheet laid as panel in the shutter and welded intact. M.S. flat 18x5mm is welded over the 32 x 6mm M.S. flat sandwitching the C.R. sheet in between additional stiffeners with 18x5mm M.S. flat is provided diagonally at the rear side of the shutter, 3nos. of hinges in case of single leaf and 6nos. of hinges in double leaves shutter to be provided 6nos. of holdfasts 120 mm in length made of angle section spliced at the ends are welded to the outer frames of the door. Tower bolts 2nos. one at the top and the other at the bottom are provided 1no. Aldrop is provided incase of double leaf door at lock rail section in the door in single leaf door, one more aldrop is provided in the inner lock rail section of the door One rotaing locking arrangements for the inner side of the door and additional provision for locking arrangements for lock is provided on the rear side of the door at an appropriate place. Incase of double leaf door M.S.Flat 32 x 3mm at 1.1Kg/m is provided on the one shutter t conceal the gap between the two shutters.at an appropriate place in the door. A tie bar is provided at the bottom of the frame to prevent twisting of frame during transportation and fixing. All members are given a coat of red oxide primer as directed by the departmental officers. The rate includes cost of all materials, labour charges, transportation to site of work, loading, un loading and all other incidental charges etc., complete.

Fabricating, Supplying and fixng in position of steel sheeted windows ( Two 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.

MR.V.SURESHKUMAR

MR.M.MADHAVAN