Maintanence Work at Sub Health Centre Alanthalai in Tiruchendur Municipality

Dismantling, clearing away and carefully stacking materials Doors and Windows including removal of frames, hinges and fastenings

Dismantling, clearing away and carefully stacking materials Pressed Tiles & Weathering Course

Dismantling, clearing away and carefully stacking materials Clean removal of cement plaster from walls

Plastering with Cement Mortar 1:5 (One cement and Five Plastering sand), 12mm thick in all floors including mortar plasticizer at 200ml per 50Kg of cement used, curing etc. complete complying with standard specification and as directed by the departmental officers.

Painting New Plastered Wall Surface withTwo finishing coats of ready mixed (Emulsion)of approved quality and colour over one coat priming coat in all floors including the cost of primer etc., complete complying with standard specificationand as directed by the departmental officers. (The make, quality and colour of paint should be got approved by the Executive Engineer before use on works.)

Providing UPVC (Un-Plasticized Polyvinyl Chloride) Door: Providing and fixing casement doors fabricated from un-plasticized polyvinyl chloride (uPVC) sections. Profiles: The profiles should be three chamber system which provides high insulation properties with outer frame 60mm x 55mm with an outer wall thickness of 2.4mm. The window unit should be designed with all corner joints mitred and fusion welded. Windows should be steel reinforced with 25 x 24 x 25mm steel reinforcement with a thickness of 1mm to have dimensional stability. The sash should be of 60 x 102mm. The mullion should be of 60 x 74mm. The profiles should have co-extruded seals. Hardware: All the hardware like friction stays, handles should be screwed with self tapping screws. The handles, locks should be designed so that they cannot be released from outside. Glazing: The window system should be glazed with 5mm plain float glass / 6mm bison lam Installation: The profiles should be cut to length and welded 45 degrees. The window should be designed such that the water drainage does not pass through the reinforcement chamber. The window system should be fixed directly to the plastered brick wall using self expanding nylon plug and driving ms electroplated screws into plug.

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

Weathering course concrete using best quality broken brick jelly of size 20mm uniform guage in pure slaked lime (no sand to be used)over the RCC roof slab in the proportion of brick jelly to lime being 32:12:5 by volume and laid over in a single layer and consolidated to the required designed and finished thickness beating the concrete with wooden beaters of approved pattern ,keeping the surface constantly wetted by sprinkling lime jaggery water as per standard specifications etc., complete as directed by the departmental officers.

Finishing the top of roof with one course of machine pressed tiles of size 20cm x 20cm x 20mm of approved quality laid in cement mortar 1:3,12mm thick mixed with water proofing compound confirming to ISS by 2% weight of cement used and the joint pointed neatly to full depth of tiles with the same water proofing compound mixed with cement mortar ,red oxide etc., complete complying with standard specifications.

Wiring with 2x4 sqmm(56/0.3) PVC insulated SC unsheathed Cu.Conductor cable of 1100V grade in suitable pipe on wall and ceiling with PVC accessories with 150 mm x 100 mm x 63mm TW switch box for 15 A 3 pin non inter locking CS plug with painting of suitable colour, with continuous earth wire connection of 14 SWG TC wire for open PVC power plug point. (SD-39)