Corporation Of Chennai Tender

Supplying and erecting shuttering including necessary supports for plane surface in foundation and basement for RCC column footings pintol blocks plinth beam staircase steps critical steps critical piers etc. using mild steel sheets of size 90x60cm and 10 gauge stiffened with welded mild steel angles of size25x25x3mm for boarding laid over silver Oak (country wood) joistsof size 10x6.5cm spaced at about 90cm centre to centre and supported by casuarina props of 10 to 13cm dia spaced at 75cmcentre to centre etc. complete..

Supplying and erecting centering for sides and soffits including supports and shuttering upto 3m high for plane surface such asRCC circular coloumn using mild steel sheets of size 90x60cm 10gauge stiffened with welded mild steel angles of size 25x25x3mmfor boarding laid over silver Oak(country wood) joists of size10x6.5cm spaced at about 90cm centre to centre and supported bycasuarina props of 10 to 13cm dia spaced at 75cm centre to centreetc. complete

Brick work using country bricks 8 3/4"x4 1/4"x2 3/4" in cement mortar1:4 (1 cement and 4 parts of crushed stone sand) for walls including curing etc. complete upto basement.(upto 1m high aboveG.L.) (The crushed stone sand to be used on brick work shall conform to IS 2116 1980)

Brick work using country bricks of size 8-3/4" X 4-1/4" X 2-3/4" in cement mortor 1:6 including curing neat finishing etc complete complying with standard specification

Plastering with cement mortar 1:4 (1 cement and 4 P sand)12mm thick including curing, etc., complete.

Painting the new plastered walls with two coats of Exterior emulsion paint (weather proof ) first class quality and of approved colour over a priming coat including thorough scrapping clean removal of dirt etc. complete and including necessary plaster paris putty etc. wherever required.as per (ISI STD) (It must provide excellent resistance against the growth of algae and fungi on the walls. And it must offer excellent protection against alkali and UV degradation and the durability period should be 5 years..

Providing and laying first quality Vertified tiles of all colours of size 605mmx605mmx9.6mm in cm 1:3 12mm thick including pointing with white cement. Labour Materials etc. (Relevent ISI std).

Stainless Steel Handrail 900mm high Providing and fixing stainless steel handrail 900mm high (as shownin drawing) made out of stainless steel conforming to SS 304 with 8pct.to8.5pct. nickel using 50.8mm outer dia at top (with 1.6mm wall thickness) and 38.10mm(1.6mm wall thickness ) stainless steel pipe placed vertically at 1m centre to centre and two horizontal SS pipe 25.40mm outer dia (with 1.2mm wall thickness) welded at a distance of 300mm using TIG welding process with 308L SS electrode (in station building all flooor staircases) with necessary bends, flanges and base plates. Rate is inclusive of all materials, labours, lead, lift,etc. as directed by Engineer in-charge.

Manufacturing Supplying and fixing of Aluminium Die casted letters of size 15cm height and 12mm thick.

Supplying mild steel rods upto 16mm dia including cutting bending hooks cranking fabricating assembling and laying in exact position tieing with soft steel wire 16 or 18BWG etc. complete for all RCC works

Supplying and placing of Ready Mix M20 Graded of Concrete confirming to IS 456/2000 for Reinforcement Cement Concrete Structural elements under controlled water cement ratio using 20mm and down graded machine broken granite stone jelly including transportation, pumping and Vibration excluding cost of centering and shuttering and reinforcement but including curing, finishing etc as directed by departmental officers

STEEL DOOR Fabricating Supply and fixing and position of MS doors with single leave. The door outer frame will be 40x40x6mm MS angle, the shutter frame will be 35x35x6 mm, MS angle intermediate stiffner will be 35x35x6 mm with cross stiffner 25x 25x5 mm flats covered with 18 gauge M.S. sheet with necessary hinges, tower bolts, aldrop length 30mm and hold fast etc., complete with one coat red oxide primer.

MODULAR WIRING with 2 x 1.5 sqmm (22 / 0.3) PVC insulated SC unsheathed Cu. Conductor of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories in flush with wall with continuous earth wire connection of 14 SWG TC wire for making good of the concealed portion with suitable colour for PVC concealed light point / Fan point (For electronic regulator).( WIRING FOR MODULAR SWITCHES,MODULAR PLATE, MODULAR PLATED M.S BOX, MODULAR MCB shall be added) (For these accessories items, provision shall be made separately which are separately included in the schedule of rates from L432 TO L730 and L730 & L731)

MODULAR WIRING with 2x4 sqmm(56/0.3) PVC insulated SC unsheathed Cu.Conductor cable of 1100V grade in suitable PVC rigid pipe concealed in wall and ceiling with PVC accessories, in flush with wall with continuous earth wire connection of 14 SWG TC wire , and making good of the concealed portion, with suitable colour for concealed 15 Amp / 3 pin power plug point ( WIRING FOR MODULAR SWITCHES,MODULAR PLATE, MODULAR PLATED M.S BOX, MODULAR MCB shall be added) (For these accessories items, provision shall be made separately which are separately included in the schedule of rates from L432 TO L730 and L730 & L731)

Cost of supply of 18w 4 feet LED fitting with LED tube complete set (Patty and LED tube)

Providing and fixing 110mm dia PVC soil or vent pipe.with relevent ISI STD..

UPVC Window Specification: Supplying and fixing UPVC (Un- Plasticized Polyvinyl Chloride) Windows of casement type (open) from the profile the size of outer frame 60mm x 58mm and shutter profile are reinforcement with GI/1mm 125GSM and 100% corrosion free, the profiles are multi chambered sections with wall thick of 2mm. The EPDM rubber (black colour) covered with over all the edges of frame and shutter the shutter will be provided with Espag multi power point locks and also it operates as handle. The corners and joints should be welded and cleaned. Radiations free pin headed plain or brown colour glass 4mm thick should be provided to the shutter and it should not allow leakage of water even at most ranging storms and should have key lockable action, security protective hinges, strong locking systems and as per size for arresting noise and energy loss. The connecting mechanism between sash and outer frame that enables opening of the window. The window should be fixed to the wall with 100% packing with screws and silicon packing all round the frames. The window should be got approved from the Executive Engineer before use on work.

Providing and laying of first quality of Johnson Endura or equivalent brand of Cool Roof plain white vitrified tile with Solar Reflective Index (SRI) Value 90 in 300x300mm size (minimum thickness shall be 8.0mm) with water absorption less than 0.5% and confirming to IS :15622:2017,of approved make , laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand), jointing with grey cement slurry @ 3.3kg/sqm including grouting the joints with white cement and matching pigments etc., complete.

Construction of rack with RCC tiers at 0.4m intervels pre castRCC in cement concrete 1:2:4 (1 cement 2 river sand and 4 stonejelly 12 to 20mm thick gauge) with necessary reinforcement for each tier must be 0.04m thick and 0.23m projection from rear sidewall. The rear side and bottom side of rack shall be of P.M.brick work in C.M.1:4 ( 1 cement and 4 river sand) 50mmthick.Each tier shall be inserted 40mm in brick pillar on each side. The brick pillar shall be in stock brick work in C.M.1:4(1 cement and 4 river sand) 11cm thick and project 0.23m from P.M.brick work(rear side) inner side and outer side must be plastered in C.M.1:4 ( 1 cement and 4 river sand) 12mm thick and the entirerack shall be white washed three coats.(The rate inclusive of reinforcement).(Relevent I.S.I STD).

Painting new iron work two coats with ready mixed paint with relevent ISI STD of superior quality and approved colour..

Supply and fixing of Water CO2 stored Pressure Type 9 liters capacity Fire Extinguisher as per new IS 15683 complete with control valve, gun metal cap, pressure gauge, operation sticker, discharge hose, wall mounting bracket, safety clip, etc., as directed by the Departmental Officers.

Supply and run of 2 of 1.5 sqmm (22/0.3) PVC insulated SC unsheathed Cu.Conductor of 1100V Grade in rigid pipe concealed in wall and ceiling with continuous earth wire connection of 14SWG TC wire and making good of the concealed portion with suitable colour

Supply and run of 2 of 4sqmm (56/0.3) PVC insulated SC unsheathed Cu.Conductor of 1100V Grade in suitable PVC rigid pipe concealed in wall and ceiling with continuous earth wire connection of 14SWG TC wire and making good of the concealed portion with suitable colour

Supplying and fixing 60x45cm best Belgium mirror (bevelled edge)with plywood back etc. complete.

Supplying and fixing chromium plated brass towel rail 60cm long.