Construction of Toilet Block to Sri Parvathavarthini Amman Girls Hr. Sec. School, Rameswaram, Ramanathapuram District.

Amount

Earth work excavation for foundation (for narrow excavation) 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 of 2 mts. and clearing and levelling the site, etc., complete complying with standard specification.

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

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 specifcation. (Payment for centering shall be given after the concrete is laid)

Plane surface

Column

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)

plain surface

Providing and laying in position, Standardised Concrete Mix M-30 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 cementcontent of 400 kg/m3 and maximum water cement ratio of 0.45, including admixture (plasticiser / superplasticiser) in recommended proportions as per IS:9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability with about (5.0 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 crushed stone 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

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 inCement Mortar 1:5(One cement Five Crushed stone Sand) using best quality II class Ground moulded chamber burnt bricks of size 9" x 4-3/8" x 2-3/4" for foundation and basement including curing, etc., complete complying with standard specifiction.

Foundation & Basement

Ground floor

Brick partition walls of 11.50cm thickness using best quality II Class Table Moulded Chamber Burnt Bricks of size 9" x 4-1/2" x 3" in Cement Mortar 1:3 (One Cement and Three crushed stone Sand) using hoop iron reinforcement if found necessary including curing etc. complete and as directed by the departmental officers. (Hoop iron reinforcement will be measured and paid for separately)

Supplying and filling in foundation and basement with GRAVEL in layers of 150mm thickness well watered rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Plastering with Cement Mortar 1:5 (One cement and Five crushed stone sand), 12mm thick 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 crushed stone Sand) 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

Weathering course in brick jelly lime concrete using broken brick jelly of size 20mm uniform gauge in pure slaked lime (no crushed stone sand to be used) to the proportion of brick jelly to lime being 32:12.5(Thirty two Brick jelly and Twelve point five lime) 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 crushed stone 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

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.

Supplying and painting the walls with two coats of cement paint as instructed by the departmental officers including preparation of surface curing, etc., complete in all floors complying with standard specifications

Paving the floor with pre-polished concrete anti-skid tiles (Required shape and design) of 20mm thick of approved quality and colour laid in Cement Mortar 1:3 (One Cement and Three crushed stone sand) 20mm thick and pointed with white cement mixed with colouring pigment at the rate of 0.40 Kg. / sq.m., curing, etc., complete complying with standard specification and as directed by the departmental officers.

Dadooing walls with following best approved quality, white / colour glazed tiles of following sizes set in Cement Mortar 1:2 (One Cement and Two crushed stone 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 mild steel grill Gate including cost conveyance of all materials and fixing in position including priming coat etc complete with standard specifications.

Painting new iron works such as gate, steel doors windows ventilators with two coats of approved quality and color of synthetic enamel paint over the existing red oxide primer in all floor etc, complete complying with standard specifications.

Solid PVC door shutters using 19 Gauge 19mm MS square tubes for styles and outer frames. 15mm MS square tubes for top, lock and bottom rails. The steel tubes shall be covered with 5mm thick solid PVC sheets. Shutter using 5mm thick solid PVC sheets for panelling shall rigidly fixed in position including necessary furniture and fittings. The over all size of styles shall be 50mm x 30mm. The over all size of top rail, Lock rail and bottom rail shall be 75mm x 30mm. The over all size of frames shall be 50mm x 45mm, with suitable rabate for housing the shutter.

UPVC Ventilator Specification: Supplying and fixing UPVC (Un-Plasticized Polyvinyl Chloride) Louvered Ventilators of from the profile the size of outer frame 60mm x 58mm and shutter profile size of 60 x 78mm both profiles are reinforced with GI/1mm 125GSM and 100% corrosion free, the profile are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with all over the edges of frame and shutter. The corners and joints should be welded and cleaned. Radiations pin headed glass 4mm thick should be provided in the louvers. The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames.

Manufacturing, Supplying and Fixing of Stainless Steel Hand rails for staircase using 50mm dia 304L Grade Stainless Steel pipe of 1.60mm thick at required locations to a height of 900mm from finished floor level welded to 38mm dia Stainless Steel pipe post of 1.00mm thick as vertical at 900mm centre with 2 Nos. of 25mm dia intermediate horizontal stainless steel pipe of 1.60mm thick in between. The vertical pipe has to be welded to the 100 X 100 X 6mm MS base plate encased in the base concrete. The rate is inclusive of the charges for cutting, bending, welding, grinding, polishing, conveyance, electrical charges, etc. complete

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 crushed stone sandcushion and forming flooring alround the closet using 40mm broken brick jelly in lime concrete 1:2:5 (One lime, Two crushed stone sandand Five brick jelly) 100mm thick and finishing the top to the required slope and including giving necessary connection to CI soil pipes (including the cost of 100mm dia CI 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.

Supplying and fixing in position White / Colour Special Delux Model Glazed Cascade Type Equivalent Wall Mounted European Water Closet of best quality and approved make with 100mm “P” or “S” trap connecting with CI pipe of 100mm dia / PVC pipe of 110mm dia, double flapped rigid PVC black seat and seat cover with CP brass hinges including cost of white cement, cement for packing, spun yarn, teak wood plugs, brass screws, etc., including supplying and fixing 10 litres capacity PVC / 12.5 litres capacity porcelin low level flushing tank with a pair of CI brackets, etc., complete with all fittings, such as, 15mm brass ball valve with polythene float with brass handle, union coupling connected by means of 40mm white PVC flush hand using indian adopter joint including all internal fittings, such as, 15mm bras connections, 15mm GM wheel valve, 15mm brass nipple (2 Nos.), 15mm nylon connection, TW plugs, screws and also giving necessary connection to the PVC pipe and painting the CI brackets with 2 coats of approved paint over one coat of red oxide primer, dismantling the masonry and re-doing the dismantled masonry to original condition, etc., complete complying with standard specifications. with 10 litres capacity flushing tank with all internal dualflush fittings with normal seat cover Wall Fitting

Supplying and fixing in position best quality approved make white glazed earthenware wash hand basin of size 550 X 400 mm with a pair of cast iron brackets, including cost of 15mm diametre brass chromium plated piller tape,32 mm diametre C.P. Waste union, 32 mm diametre P.V.C. waste pipe with rubber plug and chain, 15mm diametre G.M.wheel valve, 15mm dia brass nipple, 15mm dia nylon connections etc., including fixing the wash hand basin in the wall in position with a pair of C.I. brackets with teak wood plugs and screws and giving necessary water supply connection and paintiung the brackets with two coats of paint over a primimg coat of anticorrosive paint including testing for leackage etc., complete complying with standard specifications

Supplying and fixing CP Two Way Bib Cock with Health Faucet with flow Rate of 3.78 LPM at 3 Bar pressure including flexible hose 1m/1.2m long connection and holder for hand spray ,making good the same, complete.of Engineer-in-charge.

Suppling and fixing in position 15mm.diameter brass / C.P screw down tap (heavy duty) of approved make conforming to I.S.specifications and quality including cost of shellac, thread etc.complying with standard specifications and including cutting and threading wherever necessary

Supplying and fixing in position SS Swan Neck Tap suitable with kitchen sink etc. complete complying with standard specification.

Supplying and fixing in position Indian make bewelled edge mirror of size 600 x 450mm quality including cost of Rawal plugs, brass screws. etc. complying with standard specification.

Supply and fixing of PVC. Nahini / Floor Trap with stainless Steel Gratings- 100 mm x 75 mm including all charges etc, complete as per standard specification.

Internal Water Supply P.V.C. Pipes (10Kg/SqCm) Supplying laying and jointing P.V.C pipes (10Kg/SqCm) of approved quality and best variety conforming to I.S.S & with I.S.I mark, of the following sizes including cutting , Fixing to PVC specials using Adhesive but excluding cost of such specials and fixing to wall with necessary teak - Wood Plugs,PVC Clamps and screws,making holes on the wall or drilling holes in roof and making good the dismantled portions to original condition with necessary brick work and plastering wherever necessary with necessary scaffolding charges.

20mm dia Pipe conceled water supply

25mm dia Pipe

32mm dia Pipe

Supplying PVC Specials (with working pressure 10 kg. / sq.cm.) in water supply arrangements (both in internal and external water supply arrangements

Coupler

20mm conceled

25mm dia Pipe

32mm dia Pipe

Elbow

20mm conceled

25mm dia Pipe

32mm dia Pipe

20mm conceled

25mm dia Pipe

32mm dia Pipe

20mm conceled

25mm dia Pipe

32mm dia Pipe

End Cap

Reducer

20mm x 15mm

25mm x 20mm

32mm x 25mm

Reducer Tee

20mm x 15mm

25mm x 20mm

32mm x 25mm

Reducer Elbow

20mm x 15mm

25mm x 20mm

32mm x 25mm

Jet Nipple

Supplying and fixing in position first quality and approved variety of Gun metal Gate Valve / Wheel Valve with BIS make of the following dia including cost of shellac, thread balls, etc., complete complying with standard specifications (for both internal and external water supply arrangements).

Supplying and fixing of approved make of GM Non return valve, suitable for both horizontal & vertical application conforming to BS 1982 tested to a pressure of 15 Kg/sqcm. Including rubber gasket, flanges, union, nuts, bolts, washers & painting complete as required, shutter of brass/SS304 conforming to ASTM B159. as directed by Engineer-Incharge.

Supplying and fixing of GI. puddle flanges (IS 1239) fabricated out of 6 mm thick M.S. plate of size 300 x 300mm plus dia of pipe of 750mm long pipe pieces fixed to RCC wall of water tanks. Including painting with two coats of primer complete as required. The entire fitting shall be hot dipped galvanized.as directed by Engineer-Incharge.

40 mm dia

50 mm dia

Supplying laying and jointing P.V.C pipes soil/ waste pipes (6Kg/SqCm) of approved quality and best variety conforming to I.S.S & with I.S.I mark, of the following sizes including cutting , Fixing to PVC specials using Adhesive but excluding cost of such specials and fixing to wall with necessary teak - Wood Plugs,PVC Clamps and screws,making holes on the wall or drilling holes in roof and making good the dismantled portions to original condition with necessary brick work and plastering wherever necessary with necessary scaffolding charges.

110mm dia Pipe internal drainage

75mm dia Pipe

40mm dia Pipe

50mm dia Pipe

Supplying PVC Specials P.V.C pipes soil/ waste pipes (with working pressure 6 kg. / sq.cm.) in water supply arrangements (both in internal and external drainage arrangements

Elbow

110mm Pipe

75mm Pipe

50mm Pipe

110mm Pipe

75mm Pipe

50mm Pipe

110mm Pipe

75mm Pipe

50mm Pipe

110mm Pipe

75mm Pipe

Reducer

110mm x 75mm

Supplying and fixing in position 150 x 100mm "P" or "S" stoneware gully trap 'A' grade with CI double gratings of size 150 x 150mm and 230 x 230mm at bottom and top respectively with necessary earth work excavation laid over a bed of brick jelly cement concrete 1:3:6 (One cement, Three Crushed stone sand and Six broken brick jelly) 150mm thick using 40mm size broken brick jelly including necessary brick work and plastering including dismantling masonry wherever necessary and re-doing the damaged portions to the original conditions using cement concrete 1:3:6 using 20mm stone jelly for fixing the gully trap and giving connections to stoneware sewer line etc., complete complying with standard specifications. [Earth work excavation, brick work, plastering shall be measured and paid separately].

Construction of sewer chambers of internal dimension of 600x600mm depth upto 1 Mtr depth with brick masonry in cement mortor 1:5 thickness of masonry 225 mm, 1:3:6 cement concrete foundation 150 mm thick over 150 mm sand bed, channelling in 1:2:4 cement concrete, plastering in 1:3 cement mortor for internal and external surface finished with floating coat of neat cement. SFRC make Heavy duty manhole cover (600x600) with frame,CI step 300mm.and fixed over 100 mm P.C.C. making arrangement for manhole cover seating, necessary exacavation and backfilling.(Observed OD)

Construction of sewer chambers of internal dimension of 600x750mm depth upto 1 Mtr depth with brick masonry in cement mortor 1:5 thickness of masonry 225 mm, 1:3:6 cement concrete foundation 150 mm thick over 150 mm sand bed, channelling in 1:2:4 cement concrete, plastering in 1:3 cement mortor for internal and external surface finished with floating coat of neat cement. SFRC make Heavy duty manhole cover (600x600) with frame,CI step 300mm.and fixed over 100 mm P.C.C. making arrangement for manhole cover seating, necessary exacavation and backfilling.(Observed OD)

Construction of sewer chambers of internal dimension of 600x900mm depth upto 1.2 Mtr depth with brick masonry in cement mortor 1:5 thickness of masonry 225 mm, 1:3:6 cement concrete foundation 150 mm thick over 150 mm sand bed, channelling in 1:2:4 cement concrete, plastering in 1:3 cement mortor for internal and external surface finished with floating coat of neat cement. SFRC make Heavy duty manhole cover (600x600) with frame,CI step 300mm.and fixed over 100 mm P.C.C. making arrangement for manhole cover seating, necessary exacavation and backfilling.(Observed OD)

Supplying laying and jointing of UPVC Pipe (Un-Plasticized Polyvinyl Chloride)(Schedule-80) pipes complete with necessary solvent cement weldable fittings, confirming to ASTM F-441 for water supply piping in the pumping system. The pipes shall be erected plumb in the risers. Erection of the above pipe including cutting, jointing of pipes with necessary fittings, erection of the pipes plumb to vertical, clamping the pipes on to MS Hot dip galvenized clamps, pressure testing of pipes, complete.. The pipes shall be laid burried Laying work to include excavating the necessary trenches,cutting and jointing and laying the pipes in the trenches.after laying and pressure testing of pipes, the excavated earth shall be back fill and compacted any excess shall be removed from site. 50mm dia UPVC Sch-80

Supplying UPVC Specials pipes (UPVC Sch-80.) in water supply arrangements (external Hydro Pneumatic System Pumps arrangements)

Elbow

Coupler

Supplying laying and jointing P.V.C pipes soil/ waste pipes (6Kg/SqCm) of approved quality and best variety conforming to I.S.S & with I.S.I mark, of the following sizes including cutting , Fixing to PVC specials using Adhesive but excluding cost of such specials and fixing to the pipes shall be duly laid at site, with necessary cutting & jointing of pipe with approved quality jointing lubricant. The pipes shall be fixed properly aligned and laid to slope. Before handing over, leak test shall be carried out and any defects found shall be rectified. Work shall also include necessary excavation and back filling 'with compaction etc, as directed by Engineer- Incharge (For sewer and Sullage line). 110mm dia Pipe

Supplying and fixing PVC RAIN WATER DOWNFALL PIPE of the following dia with necessary T.W.Clamps Plugs, Shoes,Bemds, other clamps, screws nails etc.,complete complying with standard specification. The rate is inclusive of cost of removable iron gratings of appropriate size. The size of Teak Wood plugs used is 150X25mm in front & 200x75mm in rear (wall side) with a depth of 110mm. The pipe is to be fixed by means of "U" clamps at the centre of pipes to be fixed.110mm dia PVC Pipe [4 Kg/SqCm]

Supplying and fixing in position best quality P.V.C rainwater burried pipe (4 kg. per sq.cm) of various sizes having ISI mark and providing leakproof joints including fixing to the chamber with P.V.Cspecials etc., and making connection to all rain water chambers, dismandling masonry/R.C.C. works wherever necessary and making good the dismandled portion to the original condition, complying with standard specifications.

Supplying and fixing in position 1000 litres capacity water tank made up of PVC. of best approved quality as per standard specification etc., complete compying with standard specifications

Wiring with 2 x1.5 sq.mm. (22/0.3) PVC insulated single core unsheathed copper conductor of 1100 V grade in suitable PVC rigid pipe Concealed in wall and ceiling with PVC accessories with Module GI switch box in flush with wall with 6A one way module switch with module front plate and making good of the concealed portion with suitable colour for Concealed PVC Light point / fan point (for electronic regulator) ( 6 points / Coil) Lower End (DATA A)

Supply and fixing of single box type 4'20 W LED fitting with TW round blocks on wall or celling with PVC unsheathed Copper leads from terminals to the fitting. (DATA -B)

Supply and fixing of WT bulk head fitting with guard suitable for 9W CFL LED Bulb with electrical connection. (DATA-C)

supply and fixing of 30W LED street light fitting with LED (Lower end) with 25mm dia. GI pipe (class B) with 1 no.25mm GI bend complete on the existing post/ on wall with PVC unsheathed copper leads with MS clamps and with painting (SD-534)

Supply and fixing of 300mm (12") sweep (light duty) AC exhaust fan complete without provision of hole in the wall (SD 115)

Supply and fixing of louvers shutters arrangements for 300mm (12") sweep (light duty) AC exhaust fan (SD 120)

Supply and fixing of 8 way single pole and neutral MCB sheet steel enclosure distribution board with double door (metal) 1 No. 32A DP MCB as incoming and 6 Nos. 6A to 32A SPMCB outgoing in flush with wall and making good of the concealed portion with earth connection only. The MCB DB and MCB's should be with ISI mark (like standard make)(SD 167)

Supply and run of 2 of 4 sq.mm. (56 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with continuous earth wire connection of 14 SWG TC wire and making good of the concealed portion with suitable colour (SD 57)

Supply and run of 2 of 4 sq.mm. (56 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V on 7 / 20 GI bearer wire for service connection mains (SD 65)

Supply and run of 2 of 4 sq.mm. (56 / 0.3) PVC insulated SC unsheathed copper conductor of 1100V grade in 25mm dia GI pipe (Class 'B') suitably bent at both ends with necessary angle iron upright and end supports for mains (SD 70)

Earthing as per the ISI specification with an earth electrode of 2.10 metre Class 'B' GI pipe of dia not less than 40mm with copper earth plate of size 125mm x 50mm x 6mm with necessary funneling arrangements with necessary masonry work and with 38mm RCC cover slab for the brick masonry (SD 233)

Supply and Run of 1 of No.8 SWG copper wire in suitable PVC rigid pipe on wall / floor / ground for earth connection (SD-458)

M.KARTHIKEYAN (BID ID -1232864)