tender for tnpgcl - ttps - civil maintenance circle - cmd - ii - protective maintenance works to the tg column between el 0.00m to el 15.50m of unit - v.; 1. 1557.30 m2 scrapping and cleaning the concrete surface including cost of all labours, lead, lift, etc., complete. 1 m2 (one square metre only) 2. 106.60 m2 strengthening the rcc column with micro concrete for 50mm thickness including shuttering. a. providing fabricating and erecting slurry tight form work with plywood shutters with suitable supports, which do not deform due to micro concrete including cost of all materials, labours, lead, lift, etc., complete as directed by the engineer at site. b. providing micro concrete rendroc rg (or) equivalent as per manufactures specifications. this mixed micro concrete should be placed continuously for an average thickness of 50mm including cost of all materials, labours, lead, lift, etc., complete as directed by the engineer at site. c. applying one coat of polymer modified acrylic emulsion (nito bond ar or equivalent) on the finished concrete surfaces as a curing membrane including cost of all materials, labours, lead, lift, etc., complete as directed by the engineer at site. 1 m2 (one square metre only) 3. 1557.30 m2 a. applying dekguard/ equivalent primer by spraying to the concrete surfaces as per manufactures specifications rate including cost of all materials, labours, lead, lifts etc., complete. b. applying two coats of dekguard s/ equivalent top coat to the exposed concrete surfaces by brush/roller coating continuously rate including cost of all materials, labours, lead, lift, etc, complete. 1 m2 (one square metre only)