Repair and maintenance works of spalled and distressed RCC Pole structures at 11 KV yard LV I and LV II Bus bar and breaker poles and Power Transformer poles in 110 KV Kovilpatti SS premises

Amount

Providing two legged scaffolding for works upto 3m. heights using 10 to 13 cm. dia. best quality casuarina props, the distance between the two rows being 1.25m. and the spacing of posts being 2m. in both the rows with two horizontal posts with 0.5m. overlap on either side and braces at 2m. c/c including longitudinal & transverse middle braces to stepup and providing a platform with country wood planks of 40 mm. thick & 1m. width, etc. including cost of all materials,labours,lead,lift,safety measures, etc. complete.

Providing two legged scaffolding for works above 3m. heights using 10 to 13 cm. dia. best quality casuarina props, the distance between the two rows being 1.25m. and the spacing of posts being 2m. in both the rows with two horizontal posts with 0.5m. overlap on either side and braces at 2m. c/c including longitudinal & transverse middle braces to stepup and providing a platform with country wood planks of 40 mm. thick & 1m. width, etc. including cost of all materials, labours, lead, lift, safety measures, etc. complete.

Removing the spalled / distressed RCC from the existing concrete to an average thickness of 20 mm and retrieving from steels & clearing away the debrises from the site as directed by the engineer at site including cost of all labours, lead, lift, tools & plants, etc. complete.

Supplying & providing TMT rods including cutting, bending, tying, welding & fixing in position as per specification including binding wires, cost of all other materials, labours, lead, lift, etc., complete.

Special ceiling plastering with C.M.1:3 (6 mm baby jelly may be used in deep peeled off portions), 20 mm thick for RCC Poles with Nitobond AR mixed in cement mortar at 250ml/bag of cement after one coat of Nitozinc primer in the exposed rods including plasticiser at the rate of 100 ml per bag of cement and applying one coat of Nitobond AR or equivalent on the finished concrete surfaces as a curing membrane, cost of all other materials, labours, lead, lift, curing, safety measures, etc. complete.

Providing two coats of ready mixed Exterior emulsion painting of approved colour & quality on outer surfaces over a coat of white cement primer and a coat of plastic emulsion primer, including cost of all materials, safety measures, labours, lead, lift, etc. complete.