Special repairs to the existing Borewell in TNCSC godown campus at Sembulivaram Village in Thiruvallur District

Supplying and fixing of Rotary ventilator with all purlins on the roof with necessary Bolt and nuts arrangements to with stand the wind velocity as specified by the departmental officers etc., complete complying with standard specification and as directed.

Supplying and fixing of 2 HP Three phase submersible motor with all materials including cost of materials and labour charges, and conveyance charges etc., complete complying with standard specification.

Supplying, laying and jointing 40MM CPVC pipes (having working pressure 10 kg / sq.cm) of approved quality and best variety conforming to BIS of the following dia including cutting threading and fixing PVC specials using PVC 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 PVC pipes shall be got approved by Executive Engineer before use on works.

Supplying and fixing of 4 Sqmm / PVC insulated and sheathed, 3 core flat type copper cable for submersible motor etc., complete complying with standard specification.

Supplying and fixing the Nylon rope to connect the Submersible motor in borewell etc., complete complying with standard specification.

Supplying and fixing of 3 Phase motor panel board arrangements with 0 to 20 Amps Ammeter 0 to 600 Volts Voltmeter with necessary switches indicator lamp, starter including etc., complete complying with standard specification.

UPVC Window specification: Supplying and fixing UPVC (Un-Plasticized Polyviny Chloride ) windows of casement type (open) from the profile the size of outer frame 60mmx58mm 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 an outer frame that enables opening of the window. The window should be fized to the wall the 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 .

Supplying, laying and jointing 32MM Dia PVC pipes (having working pressure 10 kg / sq.cm) of approved quality and best variety conforming to BIS of the following dia including cutting threading and fixing PVC specials using PVC 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 PVC pipes shall be got approved by Executive Engineer before use on works.

PLASTERING with cement mortor 1:5 (one cement and five sand) 12mm thick including cost of scaffolding, finishing, curing etc., complete complying with standard specification and as directed.

Painting the walls with two coats of Exterior emulsion paint of first class approved quality and 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.

Supplying and fixing in position the following PVC Specials (with working pressure 10 KG / Sg.cm) in water supply arrangements (both in internal and external water supply arrangements etc.. complete. 32mm dia PVC Coupler.

32mm dia PVC Elbow.

32mm dia PVC Bend.

32mm dia PVC Tee.

Hiring the JCB for cleaning the front approach for the godown cost includes fuel charges and Hire charges as directed by the departmental officers.

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