Presidency_Repair

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

Dismantling cement mortar Brick work, clearing away and carefully stacking materials useful for re-use for any thickness of walls.

First Floor

Supplying & fixing of WPC door shutter, extruded as a single core board with rigid WPC compound with the thickness of 25mm (+/- 1mm) & minimum Bulk Density of 550KG/Cub.MT & shore hardness of 55. The door shall be a plain matt board as decided by the Engineer-in-Charge of the department. The WPC door shall be fixed onto the Aluminium "G" type channel with Wheel and the door shall have 2 Hooks in SS, 2 Handles 4" in SS (Open type Door) etc., complete and as directed by the departmental officers.

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.

Flooring with Self Designed Colour Ceramic Tiles of size 305 x 305 x 6mm laid over 20 mm thick cement mortar 1:3 (One Cement and Three crushed stone 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 got approved by Executive Engineer before use on works)

Providing and grouting with single component Polyurethane Foam injection grout at dripping leakage locations, grout mixed at ratio of 10:1 (10 parts of Resin: 1 part accelerator) at the rate of 0.40kg/nozzle which will foam after reaction with water/ moisture, cream time <20 seconds, rise time <30 seconds, foam expansion more than 30 times. It has a mixed viscosity of <350 cP as per ASTM D 2196. Allow the PU foam grout to cure for 5 -10 mins. Providing and grouting with two component Polyurethane based resin injection grout mixed at ratio of 2:1 (2 parts of Base: 1 part Hardener) which will injected through same nozzle at the rate of 0.30kg/nozzel which gives Adhesion strength >2.5 MPa, Adhesion in wet concrete >1.5MPa, Elongation >80%. It has a mixed viscosity of <350 cP as per ASTM D 2196. The finished cost to include surface preparation, fixing of non-return valve injection packers at dripping leakage locations and damp patch locations, seal the nozzles with polyester resin anchor grout Instant leak plug 0.2kg/nozzle. All the application procedure shall be as per the direction of the Engineer In charge.

Painting Old Plastered Wall Surface with Two finishing coats of ready mixed (Emulsion) of approved quality and colour over the existing wall in all floors etc., complete complying with standard specification and 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.)

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 in all floors etc., complete complying with standard specification and 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.)