SR to leaky roof and other repairs in CJM CCB at KPM

clean removal of cement plaster from walls

Fabricating, Supplying and fixing in position Mosquito net arrangements of Openable type. The Outer frame shall be made with Powder coated Aluminium Natural colour matt finishAluminium Hollow section of size 31mmx40mmx1.55mm. The Vertical center Mullion made with Aluminium Hollow section of size 55mmx11mmx1.55mm.The Horizontal and Vertical Aluminium Hollow section Shutter frame of size 31mmx13mm with a thickness of 1.55mm. The Mid Horizontal Aluminium Hollow section frame provided in the shutter with a size of 10mmx11mmx1.55mm. The Epoxy coated Stainless Steel 304 grade wire mesh with dia of 0.19mm shall be provided for Net. The U shaped Aluminium handle provided in the each shutter with a size of 19mmx26mm. The Connection Mechanism between Shutter and Outer frame that enables opening the Mosquito net. The Mosquito net arrangement should be fixed to the window with 100% packing with Screws, Silicon packing all around the frames with including cost of all materials, labours, power consumption required for fabrication, drilling holes in RCC column/wall, masonry walls, Window frames, wherever necessary with drills to the required extent and make good to the original conditions after fixing and also as directed. All the Aluminium sections are to the powder coated with matt finish under electrically controlled conditions in accordance with relevant IS Code etc.complete complying with standard specification 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.

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.

Supplying and fixing in position steel balustrades using 20mm square rods spaced at 150mm centre to centre so that the two balustrades in each step shall be placed centrally and the top of balustrades connected with the hand rails (cost of hand rail shall be measured and paid separately) by means of MS flats of size 40mm x 6mm in the groove 40mm x 6mm provided at the bottom of hand rail; the bottom of balustrades shall be fixed on to the top of step concrete. An additional MS flat of size 50mm x 6mm shall be provided at the centre of balustrades connecting all square rods to the entire length including cost of square rods, flat and applying one coat of red oxide primer to the iron surfaces, etc., complete complying with standard specification and as directed by the departmental officers.

Supplying and fixing 40mm dia GI pipe for staircase hand rail including labour charges for cutting, welding and fixing with MS flats (excluding cost of flat), etc., as directed by the departmental officers

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 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.)

Painting new iron works such as steel doors, windows, ventilators, window bars, balustrades etc., with Three coats of best approved first quality and colour of synthetic enamel paint over the existing red oxide priming coat in all floors excluding cost of priming coat 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.)

SUB TOTAL