PERIODICAL SERVICES FOR MH ASHA SCHOOL KSA AND OTM ACCN OF JAGADHARI ROAD IN C1 SECTOR AND ADJOINING AREA OF AGE BR II (SOUTH) UNDER GE (SOUTH) AMBALA CANTT

Taking down cement plaster on brick wall/concrete surfaces etc including racking out joints hacking for key scrubing down with water etc of any thickness including Dado any description all as specified.

Material and labour for 15mm thick rendering on fair faces of brick or concrete surfaces in cement mortar 1:6 finished even and smooth without using extra cement complete all as specified.

Material and labour for 15 mm thick rendering on brick or concrete surfaces in cement mortar 1:4 with , finishing the surface even and smooth without using extra cement, complete all as specified and directed by Engineer-in-Charge.

Material and labour for granules textured homogeneous wall finishing system consisting of a two component system of dry granules (25 Kgs pack) made of 92% silica particles coated with fade resistant pigments, 100% acrylic polymer bonding agent (5 Kgs pack) with the applied thickness of the coating being between 0.8 mm - 1.2 mm to be applied on cured, smooth level plastered surface, as per manufacturer's directions, applied by approved applicator of the manufacturer as per the directions / supervision of the Engineer-In-Charge, all complete. The above textured coating should conform to surface spread of flame class one of BS 476 : Part 7 : 1971 and pull off strength of the coating to meet JISA 6909 all as specified and as per manufacturers specifications / instructions.

Material and labour for rough cast plaster over 15mm thick rendering in cement mortar 1:4 on brick or concrete surface in two layers of walls, Pillars .etc , of any description including necessary scaffolding complete all as specified and directed.

Material and Labour for preparation of exposed brick wall surface by cleaning the surface wire brush to remove all dirt/loose materials from the bricks and from the joints between the bricks. Prepared surface should be then washed with diluted HCL acid (dilution ratio of 1:50) for three times in a day for two days. After acid wash surface should be allowed to be air dried for one day. NOTE : - Further treatment over the surface so achieved will be carried out only after approved of the same by GE.

Material and labour for effloresence treatment to unplastered wall surface comprising of the following specification including 15 mm thick 1:4 rendering complete all as specified and as directed. (a) Prime the prepared surface with one of the following product mixed with cement in 1:1 ratio as bonding agent : - (i) Pidicrete URP of M/S Pidilite. (ii) Sika Latex of M/S Sika. (iii) Nitobond SBR Latex of M/S FOSROC.(b) Immediately after priming the surface PMM (Polymer Modified Mortar) to be applied “BY HAND” while the prime is tacky. PMM should be prepared by mixing one of the following compounds in Cement Mortar 1:3 as per manufacturer’s instrs: - (i) Pidicrete URP of M/S Pidilite. (ii) Sika Latex of M/S Sika. (iii) Nitobond SBR Latex of M/S FOSROC. (c) PMM surface should be allowed to dry for one day. After that it should painted with two coats of one of the following compound mixed with cement only in ratio of 1 (selected compound) : 1:5 (Cement) : - (i) Pidicrete URP of M/S Pidilite. (ii) Sika Latex of M/S Sika. (iii) Nitobond SBR Latex of M/S FOSROC. (d) Now apply two coats of one of the following compound over the surface. These compounds are to be used as per manufacturer’s instructions: - (i) Pidifin 2K of M/S Pidilite (ii) Brush Coat of M/S Sika.(iii) Brush Bond of M/S FOSROC. (ii) Every stage of work will be approved by GE, then only next layer will be executed by contractor. Notes : (a) The efflorescence treatment shall be carried out by the manufacturer or his authorised representative only. (B) The efflorescence treatment shall be carried out after taking down existing plaster redoing external/internal plaster under respective Items .

Material and labour for rendering 10mm thick in cement mortar 1:3 on ceiling surfces finished even and smooth without using extra cement.complete all as specified and directed.

Material & Labour for two coats of oil bound distemper over a coat of primer incl preparation of new plastered surfaces of walls and applying 3mm thick (Minimum) white cement based wall care putty in two coats, finished even and smoot complete all as specified.

Material and labour for two coats of cement base paint over a coat of alkali resistant primer incl preperation of new surfaces of walls complete all as specified.