RENOVATION WORKS TO SDDPC AT PUDUKKOTTAI AND GEOCHEMICAL LAB AT TRICHY UNDER NATIONAL HYDROLOGY PROJECT

Amount

Dismantling and clearing the old pressed tiles etc complete and as directed by the departmental officers.

Dismantling and Clearing away Floor finish and dadooing walls in cement mortar with mosaic tiles / glazed tiles / cuddapah slabs etc..,and as directed by the departmental officers.

Earth work excavation for foundation 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 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 and as directed by the departmental officers.

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 9and 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)and as directed by the departmental officers.

Supplying and erecting centering for sides and soffits including necessary supports and strutting upto 3.29 M height For plane surfaces such as RCC floor slab, roof slab, beams, lintels, bed blocks, landing slab, waist slab, portico slabs and beams, etc. 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)and as directed by the departmental officers.

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

Providing and Laying in Position,standardised concrete Mix 1:1.5:3 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/M3 and Maximum water cement ratio of 0.55 including admixure (Plasticiser / super Plasticiser ) in recommended proportions as per IS :9103 to accelerate retared 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)5156Kg of 10-12mm Machine crushed stone jelly and with about (4.79cu.m)7670Kg 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.., Complete complying with standard specification and as directed by the departmtntal officers.The coarse and fine aggregate to be used should comply with the requirements of IS standard.(No separate payment will be made by the Department for the excess usage of materials.

In Ground floor

Brick partition walls using best quality using Country Bricks of size 8-3/4" x 4-1/4" X2-3/4" in Cement Mortar 1:3 (One Cement and Three 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)

Brick work using Country Bricks of size 8-3/4" x 4-1/4" X2-3/4"" in Cement Mortar 1:5 (One cement and five sand) including curing neat finishing, etc., complete complying with standard specifictionand as directed by the departmental officers.

Ground Floor

Plastering with Cement Mortar 1:5 (One cement and Five sand), 12mm thick in all floors including curing etc. complete complying with standard specification and as directed by the departmental officers.

Manufacturing, supplying and fixing Precast Reinforced Cement Concrete slabs of following thickness in RCC 1:2:4 (one cement, two sand and four aggregates), using following HBGS jelly excluding cost of reinforcement steel in position but including cost of moulding charges, casting of slab, finishing, curing and fixing in position in all floors etc., complete complying with standard specificationand as directed by the departmental officers.

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)and as directed by the departmental officers.

Flooring with self design Joint Free rectified Ceramic tiles of size 305 x 305 x 8mm laid over 20 mm thick cement mortar 1:3 (One Cement and Three 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 Johnson / Kajaria / Somany / Nitco / Rak / Which has to be got approved by Executive Engineer before use on works)

Self Designed Colour Ceramic Tiles

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 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. (The make and brand of the tiles should be got approved by Executive Engineer before use on works)

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

Providing granolithic floor finish of the following thickness with plain cement concrete 1:2:4 (One Cement, Two sand and Four aggregate) using 10 to 12mm gauge hard broken stone jelly including laying, finishing and the top rubbed smooth with power trawl, thread lining, curing etc. complete complying with standard specification and as directed by the departmental officers. (The rate is inclusive of necessary planking for panelling wherever necessary and as directed by the departmental officers)

Fabricating, Supplying and fixng in position of steel glazed window (Three 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 3mm thick pin headed glass and fixed with 15x12mm teakwood beading of superior quality and fixed with shutter frames.2 numbers of sturdy hinges and one number of handle to be fixed to each shutter 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 adustable stay made out of 18 x 5mm at 0.70 kg/ m MS flat of lenght 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 outer frame of the window.An MS square bar of 12mm size is welded to the inner face of the window at an equal interval not exceeding 100mm edge between them. All members are painted with one coat of anti-corrosive red oxide primer as directed by the departmental officers.All sections should be in confirmed with IS 7452/1990.The cost includes cost of all materials, labour charges and other incidental charges, etc., complete

Fabricating Supplying and fixing in position of Aluminium anodised natural colour matt finish of single leaf door with half panelled with 12mm thick both side laminated particle board at bottom and half glazed using 5.50mm thick Plain glass at top.The outer frame shall be with aluminium box section 101.60x44.45x3.18m at 2.319kg/m and Shutter frame made of section Vertical & Top rail: 50x44.45x2.50mm @ 1.292 kg/m ,Bottom rail: 100 x44.45 x 2.50mm@ 1.974 kg/m, Lock rail : 50x44.45x2.5mm @ 1.292 kg/m, Alu Clips: 17.15x17.27x1.50mm @ 0.176 kg/m,Alu. Handle: 100x30mm @ 0.988 Kg/m and necessary accessories such as aluminium clips, rubber beading, PVC felt, handle for a length of shutter (both sides), locking arrangements, furniture fittings such as aluminium tower bolts-250x12mm - 1 No., aluminium tower bolt 200x12mm - 1No., aluminium Hydraulic door closer - 1No ., lock-1No., Door stopper with rubber bush including cost of materials labour charges and power consumption charges required for fabrication including chipping, dismantling and making hole to the required extent in RCC column, beams, masonry with power drill wherever necessary and redoing the damaged portion to the original condition after fixing etc., complete. All the Alu. Section are to be anodised with matt finish under electricaly controlled conditions in accordance with IS 1868/1962 for an average anatic film thickness of 15 microns etc., complete.Aluminium sections,and furniture fittings shall be got approved by the Executive Engineer incharge.

Supplying and fabrication for MS Grill including cost of materials and labour charges for cutting, welding charges including cost of welding rod conveyance charges at site of work including cost of one coat of red oxide primer etc., complete complying with standard specifications and as directed by the departmental officers

White washing two coats with freshly burnt white shell lime in all floors including cost of lime, blue powder fevicol type gum, brushes, scaffolding charges, etc., complete complying with standard specification and as directed by the departmental officers.

Distempering the old wall and ceiling one coat with best oil bound distember of approved quality including preparation of surface, the rate includes cost of brushes, high scaffolding arrangements, neat finishes, etc., complete complying with standard specification and as directed by the departmental officers.

Painting two coats of newly plastered wall surface with ready mixed exterior 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 and as directed by the departmental officers.

Painting old 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.)

PAINTING OLD WOOD WORKS for doors, windows and ventilators, iron bars, weldmesh, wiremesh, screen, steel bars, flats and other similar works etc., with two coats of approved first 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. (The paint to be used should be got approved by the Executive Engineer before use on work)

Supplying and fixing in position CI manhole covers with CI frames (Heavy duty) of size 60cm x 60cm of best approved quality as per standard specification etc., complete compying with standard specifications and as directed by the departmental officers.

Supplying and fixing PVC ventilating shaft of 110mm dia (having working pressure 4 kg. / sq.cm) with 3 metre height including cost of PVC cylindrical cowl of best approved quality etc., complete complying with standard specifications and as directed by the departmental officers

Supplying and fixing in position Indian make bevelled edge mirror of approved quality and brand PVC / Fibre Glass framed 600 x 450 x 5.5mm thick mirror, shelf type with hard board backing of approved colour fixed with brass screws, rawl plug, etc., complete complying with standard specification. (The mirror should be got approved by the Executive Engineer before use on woks) and as directed by the departmental officers.

Supplying and fixing approved best quality brass CP towel rail 600mm long and 20mm dia with brackets of same materials including cost of teak wood plugs and CP screws, etc., complete complying with standard specifications. (The tower rail should be got approved by Executive Engineer before use on works)and as directed by the departmental officers.

Supplying and fixing in position best quality and approved make Indian made white glazed earthernware wash hand basin of size 550 x 400mm (with pedestal / without pedestal) with a pair of cast iron brackets, including cost 15mm dia brass CP pillar tap, 32mm dia "B" class GI waste pipe with rubber plug and chain, 15mm dia GM wheel valve, 15mm brass nipple, 15mm dia nylone connection, 32mm dia CP brass waste coupling including fixing of wash basin using CI brackets on to the wall in position with TW plugs and screws, rubber washers, white lead and giving necessary water supply connection and painting the brackets with two coat of painting over a priming coat of anti-corrosive paint including testing for leakages etc., complete complying with standard specification and as directed by the departmental officers. (The wash hand basin and specials should be got approved by the Executive Engineer before use on works)

With out Pedestal

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 sand cushion and forming flooring alround the closet using 40mm broken brick jelly in lime concrete 1:2:5 (One lime, Two sand and 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. (The water closet should be got approved by the Executive Engineer before use on works).

Supplying and fixing in position 15mm dia brass CP screw down tap / Pillar 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)

15mm dia SD Tap

Supplying and fixing of 1000Litre PVC water tank

Supply and fixing in position of best Indian make white / colour glazed earthernware lipped mouth flat back urinal of best quality and approved make of size 430mm x 260mm x 350mm with GI pipe, 32mm dia bell mouth PVC connection and waste pipe, 15mm dia GI pipe of required length, 15mm dia GM wheel valve, 15mm dia brass nipple 2 Nos., and fixing the urinals in position with necessary TW plugs, clamps, screws, etc., including dismantling masnory and re-doing the same to the original condition, etc., including painting the pipe with two coats of best quality approved synthetic enamel paint over one coat of red oxide primer and checked without any leakage etc. complete complying with standard specifications and as directed by the departmental officers. (The urinal should be got approved by the Executive Engineer before use on works.)

Fabricating Supplying and fixing in position of Aluminium anodized natural colour matt finish Three panels openable type window wth Aluminium Grill 10 mm thick in all floors with aluminium sections ofOuter frame: 37.70x33x2mm @ 0.50 kg/m, Centre mullions:59x33x2.50mm @0.936 kg/m,Shutter frame : Z section 24.50x33x3mm @ 0.525kg/m,Aluminium clips:0.109 kg/m with neccessary accssories such as rubber beadings, special hinges, handle including supplying and fixing 4mm thick plain glass including cost of all materials, labours, power consumption required for fabrication, drilling holes in RCC column slab, masonry walls wherever necessary with power drills to the required extent and make good to the original conditons after fixing and also as directed. All the Aluminium sections are to the anodised with matt finish under electrically controlled conditons in accordance with Is 1868/1962 for an average anodic film thickness of 15 microns etc.Complete and as directed by the departmental officers.

Construction of INSPECTION CHAMBER 600 x 600mm size including earth work excavation, CC 1:5:10 of 10 cm thick and brick work in Cement Mortar 1:5 [One cement and Five sand] using best quality of second class Ground Mould Bricks of size 9" x 43/8" x 23/4" with Plastering with Cement Mortar 1:3 [One Cement and Three Sand] 12 mm thick to inner and outer sides and wearing coat 1:3:6 [One Cement, Three Sand and Six Aggregate] 15 cm thick and covered with precast slab 5 cm thick etc., complete complying as directed by the departmental officers as per standard specification.

Supplying and fixing in position best quality PVC soil / waste pipes of various 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

110mm dia PVC soil / waste pipe

75mm dia PVC soil / waste pipe

Supplying, laying and jointing UPVC Pipes of approved quality and best variety of "B" class pipe of the following dia including labour fixing UPVC Specials, (excluding charges for cutting and threading of pipes, cost of such specials) to wall with necessary teak wood plugs, clamps, screws, thread balls, shellac, etc., making holes on the walls (or) drilling holes in roof and making good the dismantled portions to original condition with necessray brick work / concrete and plastering wherever necessry with necessary scaffolding charges. The pipes are to be painted with the 2 coats of good variety and approved best quality of synthetic enamel paint over a priming coat of red oxide etc., complete in all floors complying with standard specification. UPVC pipes shall be got approved by the Executive Engineer before use on works. Above ground level. External Water Supply - Below Ground Level

32mm dia

Supplying, laying and jointing UPVC Pipes of approved quality and best variety of "B" class pipe of the following dia including labour fixing UPVC Specials, (excluding charges for cutting and threading of pipes, cost of such specials) to wall with necessary teak wood plugs, clamps, screws, thread balls, shellac, etc., making holes on the walls (or) drilling holes in roof and making good the dismantled portions to original condition with necessray brick work / concrete and plastering wherever necessry with necessary scaffolding charges. The pipes are to be painted with the 2 coats of good variety and approved best quality of synthetic enamel paint over a priming coat of red oxide etc., complete in all floors complying with standard specification. UPVC pipes shall be got approved by the Executive Engineer before use on works. Above ground level.

25 mm dia UPVC Pipe

20 mm dia UPVC Pipe

Provision for Tube light fittings

GST for line items 1 to 40.

I RAYAR

R VEERAIYA