Maintenance work

Dismantling , removing and carefully stacking pressed tiles with weather course etc., complete complying with standard specification and as directed by the departmental officers at site of work.

Dismantling plain Cement concrete etc., complete complying with standard specification and as directed by the departmental officers at site of work.

Providing and Applying Polyurethane hybrid liquid applied GRIHA certified Waterproofing coating with flutyne protection technology, single component, cold applied, water based acrylic and UV resistant water proofing treatment to the Existing Roof having Tile or any non-porous surface applied @ 1.5 l/m2 in 2 coats to achieve 1mm DFT, having tensile strength with 45 gsm glass fibre mesh 4N/mm2 confirming to ASTM D 412; Elongation at break ≥ 300% and Crack bridging ability up to 3mm, SRI Index 106 as per ASTM E 1980- 01, Water permeability @5 bar – Nil as per EN12390 - 8:2019, including surface preparation, priming the surface with single component high-performance waterborne tile primer which is suitable for non - porous surface at a rate of 0.14 L/m2 and spreading 45 gsm glass fibre mesh of 2.5 mm x 2.5 mm sandwiched between the first and second coat completely as per specification. The finished cost to include surface preparation, making coving at Junction, treatment of cracks completely as per specification.

Finishing the top of roof with one course of machine pressed tiles of following size of approved quality set in Cement Mortar 1:3 (One Cement and Three Crushed stone 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.230x230x20mm

Supplying and fixing Mild Steel grills for windows, ventilators etc.,complete complying with standard specifications and as directed by the departmental officers.

Supplying and fixing with new mild steel hollow pipes / Purlins / Hollow section M.S. Posts / M.S. Pipes of approved quantity and brand including labour charges for cutting and welding with required size an complete complying with standard specification and as directed by the departmental officers.

Painting the wall two coats with approved weather proof Exterior Emulsion paint over one primer coat on cement plastered wall surface ect., complete complying with standard specification and as directed by the departmental officers.

Supplying and filling in foundation, basement, etc with filling Crushed Stone sand in layers of not more than 15 cm thick well watered, rammed and consolidated etc. complete complying with standard specification and as directed by the departmental officers.

Cement Concrete 1:5:10 (One Cement, Five crushed stone 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 including curing etc. complete complying with standard specification and as directed by the departmental officers. - Mixing by manual means

Brick work in following Cement Mortar using best quality Fly ash Brick of size 230x110x70mm with class designation of 7.5 conforming to IS 13757-1993 or IS 12894-2002 for foundation and basement including Cost of Mortar Plasticizer, curing, etc., complete complying with standard specification and as directed by the departmental officers. Brickwork shall be done as per IS 2212-1991 adopting English Bond generally. other type of bond shall be done as directed by the Executive Engineer in charge.

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.

Supplying and laying of Interlocking Paver Block Stone 63mm thick Over a base layer of crushed stone sandfilling incl. Cost of materials laying and Labour charges etc complete complying with the standard specification and as directed by the departmental officers.

Paving the floor with best quality Double charged Vitrified Tiles of size 600 x 600 x 8mm of approved colour, shade and quality laid in cement mortar 1:3 (one cement and three sand) 20mm thick in all floors and the top pointed with the white cement mixed same colour pigments etc., complete complying with standard specification. (The make and brand of the tiles should be got approved by Executive Engineer before use on works)

Painting the wall two coats with approved Interior Emulsion paint over one primer coat on cement plastered wall surface ect., 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 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 wood work with Two coat of synthetic enamel ready mixed paint of approved quality and colour 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.)

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.

Supplying and fixing in position best approved of BIS quality PVC rain water down fall pipes having a pressure of 4 kg. / sq.cm including cost of necessry PVC shoe, PVC bend, cast iron gratings of required diameter and special clamps, brass screws, nails, etc., and fixing of cast iron gratings at junction of parapet and the RCC roof slab including finishing neatly etc., complete. The rate shall be inclusive of cast of removable cast iron grating. The PVC pipe shall be fixed in wall with special type of "U" clamp at the centre of the pipe line in addition to those for more than 3.0 metre pipe length, etc., complete complying with standard specification and as directed by the departmental officers.160mm dia

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