Ordinary repair work for the Annual Maintenance of 606 TNGRHS flats at Thirumangalam, Chennai.

Cleaning of sump with bleaching powder and brushes throughly scrapping two times inside the wall alround and bottom including bailing out dirty water and cleaning the sump two times with clear water including cost of brush , bleaching powder, hire charges for ropes , bucket and ladder etc., complete in all respects as directed by the departmental officers.

Cleaning of OHT with bleaching powder and brushes throughly scrapping two times inside the wall alround and bottom including bailing out dirty water and cleaning the sump two times with clear water including cost of brush , bleaching powder hire charges for ropes , bucket and ladder etc., complete in all respects as directed by the departmental officers.

Supplying and fixing in position of cement based hydraulic pressed anti-skid tiles (Pattern design) for corridor - 20mm thick of approved quality and colour laid in accordance with existing tiles over a cement mortar bed of 20mm thick in Cement Mortar 1:3 (One Cement and Three crushed stone sand) with required Cement Slurry and Mortar Plasticizer and pointed with white cement mixed with colouring pigment at the rate of 0.40 Kg. / sq.m., curing, etc., complete complying with standard specification and as directed by the departmental officers. (The make and brand of the tiles should be got approved by Executive Engineer before use on works)

Providing and Applying high perfomance solar reflective & Acrylate silicon based Waterproofing coating which is single component, cold applied, water based acrylic and UV resistant water proofing treatment to the Existing Roof screed surface applied @ 1.5 l/m2 in 3 coats to achieve 1mm DFT, having tensile strength 2N/mm2 confirming to ASTM D 412:Elongation at break > 200%, Abrasion resistance 21mg confirming to ASTM D 4060 and Crack bridging ability up to 2mm, including surface preparation, priming the surface with 1 coat diluted with water in the ratio 2:1 spreading @ 0.125 L/m2 as self-priming coat in the SSD condition 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 as Junction, treatment of cracks completly as per specification etc., complete complying with standard specification and as directed by the departmental officers.

Dimantling of damaged door frames including removal of hinges and fastenings etc.,complete in all respects as directed by the departmental officers.

Supply and fixing Teak Wood door frames wrought and put up including labour charges etc., complete complying with standard specification and as directed by the departmental officers. (after deducting scrab value of dimantled old door frames) Upto 3.00 m

Best Varnishing Woodwork One Coat of approved quality for doors., complete complying with standard specification and as directed by the departmental officers. (The make, quality of paint should be got approved by the Executive Engineer before use on works.)

Supplying and Fixing of SRFC Manhole cover size of 750 mm x 750 mm including labour charges etc., complete in all respect complying with relevant standard specifications and as directed by the departmental officers.

GST 18%