Public Works Department Tender

Cement Concrete 1:5:10 (One Cement, Five M-Sand and Ten hard broken stone jelly) using 40 mm gauge hard broken granite stone jelly for foundation and flooring 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 1:5 (One Cement and Five M-Sand) using best quality II class ground moulded chamber burnt bricks of size 9" x 4-3/8" x 2-3/4" including neat finishing, curing, etc., complete complying with standard specifications.

Foundation and basement

For Superstructure in Ground Floor

Dry Brick work using Second Class Ground Moulded Chamber Burnt Bricks 9" x 4-3/8" x 2-3/4 in finishing, curing etc., complete complying with standard specifications.

For Foundation and Basement

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 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 plane surfaces such as RCC floor slab, roof slab, beams, lintels, bed blocks, landing slab, waist slab, portico slabs and beams, etc.

For plane surfaces such as rectangular or square RCC columns, sunshades, top and bottom slab of RCC boxing, 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/mᶾ 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 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

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)

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

Finishing the top of roof with one course of machine pressed tiles of size 230mm x 230mm x 20mm of approved quality set in Cement Mortar 1:3 (One Cement and Three M-Sand) 12mm thick mixed with water proofing compound conforming to ISS at 2% by weight of cement used and the joints pointed neatly to full depth of tiles with the same cement mortar mixed with red oxide and water proofing compound including curing etc., complete complying with standard specification and as directed by the departmental officers.

Paving the floor with best quality Double Charged Vitrified Tiles of size 600 x 600 x 8mm of approved colour, shade and quality laid in cement mortar 1:3 (one cement and three 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).

Flooring with Joint free rectified Glazed ceramic tiles of size 305 x 305 x 8 mm laid over 20 mm thick cement mortar 1:3 (One Cement and Three M-Sand) base mortar over the existing slab / floor including cutting the tiles to the required size with special cutter wherever necessary, laying in position and pointing with white cement mixed with colouring pigment at the rate of 0.3 Kg. / sq.m. etc., complete complying with standard specification. (The make and brand of the tiles should be got approved by Executive Engineer before use on works).

Dadooing walls with Colour designed digital Print Ceramic tiles of size 300mm x 450mm x 8mm set in Cement Mortar 1:2 (One Cement and Two M-Sand) 10mm thick and pointing the joints with white cement mixed with colouring pigments at the rate of 0.40 Kg. / sq.m. neatly in all floors, curing, etc., complying with standard specification and as directed by the departmental officers.

Supplying and fixing in positon Indian Water Closet (Oriya type) of size 580 x 440mm white glazed earthern ware of approved quality and brand with "P" or "S" trap conforming to BIS with M-Sand cushion and forming flooring alround the closet using 40mm broken brick jelly in lime concrete 1:2:5 (One lime, Two M-Sand and Five brick jelly) 100mm thick and finishing the top to the required slope and including giving necessary connection to PVC soil pipes (including the cost of 110mm dia PVC pipe for a length of 600mm) by dismantling brick masonry wall / reinforced cement concrete roof / floor slab and making good the dismantled portion to the original condition with leakages etc., complete complying with standard specifications and as directed by the departmental officers. (The water closet should be got approved by the Executive Engineer before use on works).

Supplying and fixing in position best quality PVC soil waste pipes of 110mm dia having 6 kg / sq.cm. pressure BIS mark and providing leak proof joints using PVC adhesives including fixing to the wall with special PVC / MS clamp, teak wood plugs, brass screws, etc., and making connection to all sanitary fittings, dismantling masonry / RCC works wherever found necessary and making the good dismantled portion to the original condition, including testing for any leakages, etc., complete complying with standard specifications. (The PVC pipes should be got approved by the Executive Engineer before use on works). The rate for earth work excavation will be measured and paid separately in the cases where the pipe lines are proposed to laid below ground level.

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) uisng plasticizer 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 M-Sand) using plasticizer, 12 mm thick in all floors including curing etc. complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing fine polished cuddapah slab of 38 / 40mm thickness for cup-board arrangements including laying to correct alignment with necessary cement mortar and black powder etc, complete complying with standard specification and as direct.

Supplying and fixing in position best approved of BIS quality 110mm dia PVC rain water down fall pipes having a pressure of 4 kg. / sq.cm including cost of necessry PVC shoe, PVC bend, cast iron gratings of required diameter and special clamps, brass screws, nails, etc., and fixing of cast iron gratings at junction of parapet and the RCC roof slab including finishing neatly etc., complete. The rate shall be inclusive of cast of removable cast iron grating. The PVC pipe shall be fixed in wall with special type of "U" clamp at the centre of the pipe line in addition to those for more than 3.0 metre pipe length, etc., complete complying with standard specification.

Supplying, laying and jointing UPVC pipes (having working pressure 10 kg. / sq.cm) of approved quality and best variety conforming to BIS of the 25mm dia UPVC pipe including cutting, threading and fixing UPVC specials using UPVC adhesives (but excluding cost of such specials) and fixing into wall with teak wood plugs, PVC clamps and screws making holes on the wall (or) drilling holes in the roof and making good the dismantled portion to original condition with necessary brick work / cement concrete and plastering neatly wherever necessary with necessary scaffolding charges upto 4 Metre height above ground level, etc., complete complying with standard specifications. The UPVC pipes shall be got approved by Executive Engineer before use on works. (Above Ground Level ) (External water Supply )

Supplying and fixing in position 15mm dia brass CP screw down tap (heavy duty) of approved make conforming to BIS specifications and quality including cost of shellac, thread, etc., complete complying with standard specification and including cutting and threading wherever necessary. (Taps should be got approved by the Executive Engineer before use on the works).

Manufacturing, supplying and fixing of Steel doors with following specifications. MS angle of size 40x40x6mm at 3.50 kg/m used for outer frame and MS Angle of size 35x35x5mm at 2.60 Kg/m for the shutter frame. Stiffeners with 32x6mm at 1.50 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 1.50 kg/m MS Flat on the rear side of the door, sandwitching the CR Sheet for rigidity. Additional stiffeners with 18x5mm at 0.70 Kg/m MS flats are provided diagonally on the rear side of the shutter. 300mm length of hinges 4 Nos. for shutters is provided. 6 Nos. of hold fasts 200mm length spliced at the ends are welded to the outer frame of the door. 250mm length of Tower bolt 2 Nos., one at the top and the other at bottom are provided. 250x16mm size of One aldrop is provided in case of double leaf door at lock rail section in the door. Additional provision for locking arrangements for lock is provided on the rear side of the door at an appropriate place and 2 Nos. MS Handles of Heavy duty . MS flat 32x4mm at 1.10 Kg/m is provided on the edge of the one shutter to conceal the gap between the two shutters. A tie bar is provided at the bottom of the outer frame to prevent twisting of the frame during transportation and fixing. All members are given one coat of red oxide primer and as directed by the departmental officers. The rate includes cost of all materials, labour charges, transportation, taxes and all other incidental charges, etc., complete. (Single Leaf)

Manufacturing, Supplying and fixing in position of steel windows 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 46x25 x 3mm at 2.28 kg/m and shutter section of made of F7D of 33 x 25 x 3mm 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 0.70 Kg/m at 3 Nos. for each shutter and additional diagonal stiffeners 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. 4 numbers of sturdy hinges and Two number of handle-cum-latch of special type made with 18x5mm MS Flats are revetted to the shutters at an appropriate height in window. Suitable opening is left for its easy operation. A stopper square rod for handle is provided in the mullion section at suitable place to catch the window handle. Each window shutter having an adjustable stay made out of 18x5mm at 0.70 kg/m MS flat of length 320mm with three adjustable position. A matching peg is provided in the outer frame of the window at suitable place. 4 Nos. of hold fasts of 120mm length spliced at the ends are welded to the out frame of the window by using MS flat of 18x5 mm at 0.70 kg/m, welded to the shutter at two place equivalent from each other from top and bottom of the shutter. An MS square bar of 12mm size is welded to the inner face of the window at an equal interval not exceeding 100mm edge to edge between them. All members are painted with one cat of anti-corrosive red oxide primer as directed by the departmental officers. All sections should be in confirmed with IS7452/1990. The cost includes cost of all materials, labour charges and other incidental charges, etc., complete. (Two Leaves)

Supplying and fixing in position glazed steel ventilator with openable shutters frames and shutter framemade out of steel section conforming to IS 7452 / 1990.The outer frame made out of ' Z ' sec [F7D] of size 33 x 22 x 3 mm conforming to IS 7452/1990. The mullions are made out of [F4B] J section of size 46x25x3 mm and conforming to IS 7452 /1990. The shutters are individual and each of them can be operated separately.Sash bars are made of ' T ' Sec [T2] of size 25 x 22 x 3 mm 2 nos of sturdy hinges and one number of handle cum latch of special type are fixed are each openable shutter. Suitable opening in left for its easy operation one member of adjustable strings with fixing brackts of sufficient length are provided for each shutter 4 Nos. of 40 x 40 x 3 mm angle hold fast 230 mm length are welded with the frame at appropriate point M.S. square bars of 12mm dia is welded to the inner face of the ventilator at equal intervals not exceeding 10 cm spacing 3 mm Pin Headed glass is used for glazing with good quality and fixed with 15x12mm teakwood beadings with screws for fixing. The shutters are to open out side. All members are painted with one coat of red oxide primer etc., complete complying with standard specifications. The rate shall inclusive of all materials, labour, for fixing, primer, welding, transportation and all other incidential charges. The sample of materials and fittings should be got approved by the Exe. Engineer before use on works. ( Top hung )

Providing Wall Black Board in two layers of cement mortar plaster in cement mortar 1:5 (one cement and five M-Sand), 20mm thick and second layer of combination mortar 1:1:6 (cement, lime and M-Sand), 20mm thick and providing border all-round the black board in cement mortar 1:5 (one cement and five M-Sand), 20mm thick and making the surface smooth including painting with best approved quality of black oxide paint for black board etc., complete complying with standard specifications.

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.

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., complete complying with standard specification. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)

Wiring with 2 x 1.5 sq.mm. (22 / 0.3) PVC insulated unsheathed SC copper conductor of 1100V grade in suitable PVC rigid pipe on wall and ceiling with PVC accessories with TW switch box with 5A FT switch inflush with wall covered with hylem sheet of 3mm thick with painting of suitable colour for open PVC light point / fan point (for electronic regulator)

Supply and fixing of single box type 4'40W fluorescent fitting complete with copper choke and condensor with conduit pipe suspension from the ceiling with PVC unsheathed copper leads from terminals to the fitting with tube

Supply and fixing of WT bulk head fitting with guard suitable for 11W CFL lamp with CFL

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

Supply and run of 4 x 6 sq.mm. (84 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V on 7 / 20 GI bearer wire for service connection mains

Supply and run of 4 x 6 sq.mm. (84/0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in 32mm dia GI pipe (Class 'B') suitably bent at both ends with necessary angle iron up right and end supports for mains

SUB TOTAL

GST @ 18 %