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| 1 | Removing loose and broken concrete/ masonry surface by chiseling/ mechanically etc from the Rcc wall. roof slab, column, beam and similar structural members cutting edges, cleaning the dismantled portion with wire brush etc to make the reinforcement naked and remove dust, dirt and other foreign particle etc and removing to debris 50m from site all as specified and directed by Engineer-in-Charge. |
| 2 | Cutting out existing cracks in concrete surfaces forming grooves of 25 mm X 40 mm size, cleaning the groove thoroughly with blower, applying primer coat of the mix of Base & Hardner with suitable brush to form a film on the surface of groove, filling the groove with putty made by mixing Base, Hardner and river sand and finally applying the sealing coat of the same mix and in the manner primer coat is applied complete all as specified and as directed by Engineer in charge |
| 3 | M&L for providing and applying rust remover to exposed corroded reinforcement as per manufacturer instruction over prepared reinforcement, including removing concrete all around reinforcement including from behind the reinforcing bars by manual methods such as hammering the rebar, using wire brushes, chiseling, etc and applying one coat of anti corrosive primer over prepared reinforcement complete all as specified and as directed by Engineer-In-Charge |
| 4 | M&L for reinforced deformed bars 10mm dia and over cut to length cranking bending spirally or hopping ends MS wire annealed not less than 0.9mm dia from site all as specified and directed by Engineer-in-Charge. |
| 5 | M&L for drilling 15mm dia holes in to RCC slab / wall / Column /beams to a depth of 100 to 150 mm & provide shear connector of 12 mm dia rod bent to\"L\" shape with 75mm to be embedded in holeof 100 mm to be used as dowel, fixed with polyster resin grout mixed mechanically and pour the same into the hole and insert the shear connector and finish the top; allow the same to set complete all as per manufacturer\"s instructions and as directed by Engineer-in-Charge. |
| 6 | S&F for hard down steel wire fabric not exceeding 3 kg/sqm cut to lengths, bent to shape mild steel, wire, (annealed) not less than 0.9 mm dia as in reinforcement as directed by engineer-in-charge. |
| 7 | M&L for applying one coat of epoxy bonding coat as per manufacture\"s instruction to bind old concrete / masonary surfaces of soffit of slab, coloumn, beam and similar structural members for new gunited / cement surface complete all as specified and as directed by Engineer in charge |
| 8 | M&L for pressure guniting 40 mm average thickness in cement mortar 1:3 to all affectedRCC structures including necessary scaffolding modyfying with mortar with polymer based resin & hardenerof approved makeas per manufacturer\"s instructions including making good complete all as specified and as directed by Engineer-in-Charge. Note: Due to rebound during the pressure application,appropriate unit weight of gunniting mix (including wastage ) shall be fixed as per manufacturer instruction and shall be considered for calculation purpose and relevant documents shall be produced regarding this before execution of work |
| 9 | M&L for applying curing compound on gunited surface for complete curing as per manufacturer\"s instructions complete all as specified and as directed by Engineer-in-Charge. |
| 10 | M&L for applying polymer modified cement mortar rendering 15mm average thick in CM 1:3 on guniting/ roof/ masonary wall surface duly mixing polymer modifier polymer modified mortar complete finished even and smooth without using extra cement all as specified and as per manufacturer\"s instructions complete all as specified and as directed by Engineer-in-Charge. |
| 11 | Supplying and applying two coats of High build hydrophobic polyurethane waterproofing coating on RCC slab / masonary wall applied of spray applied coating with GRACO EH 675DI having elongation of 550% and tensile strength of 4.5 N/mm2 as per ASTM D 412, no leakage upto 5 bars of water pressure as per DIN 1048, shore A Hardness of min. 75 as per ASTM D 2240. The system includes base preparation with one coat of epoxy primer resin and epoxy primer hardner. Apply polyurethane in two coats to achieve an average thickness of 1.0 mm to 1.2 mm thickness complete as per Manufacturere specifications complete all as specified and as directed by Engineer-in-Charge. |
| 12 | Complete removal of existing treatment and applying Two or more coats of 100% Premium acrylic emulsion paint having VOC less than 50 gm/litre and UV resistance as per IS 15489:2004, Alkali & fungal resistance, dirt resistance exterior paint of required shade (Company Depot Tinted) with silicon additives @ 1.43 litre/ 10 sqm over and including priming coat of exterior primer applied @ 0.90 litre/ 10 sqm over old surfaces. all as directed by the Engineer-in-chargeand as per manufacturers instructions complete all as specified and as directed by Engineer in charge.Make:Asian paint Apex Ultima or equivalent as approved by GE |
| 13 | Dismantling wrought iron or mild steel work of any description complete all as specified and as directed by Engineer in charge |
| 14 | S&FFramed work such as grills, gratings etc., with ends of bars shouldered and/or riveted, or forged into spikes; framed guard bars; barred iron doors; ladders; framed balusters; walk ways; railings; framework of water tanks & similar work conforming to Fe 290-0 Gde E-165 complete all as specified and as directed by Engineer-in-Charge. |
| 15 | M&L for preparing new steel or iron surfaces of any description over 10 cm width or girth and applying two coats of synthetic enamel paint over a coat of red oxide primer complete all as specified and as directed by Engineer in charge |
| 16 | M & L for complete removal of existing treatment on wall surfaces and applying two coats of oil bound distemper over a coat of chalk whiting, on plastered surfaces, preparatory to distempering complete all as specified and as directed by Engineer in charge |
