PERIODICAL SERVICES TO OVERHEAD WATER STORAGE TANK AND BOUNDARY WALL UNDER GE (A) JAISALMER AT MIL STN JAISALMER

Amount

Material & Labour for applying two or more coat of Platina Weathercoat long life 300 100% Premium acrylic emulsion paint having VOC Less than 50gm/Liter and UV Resistance as per IS 15489:2004, Alkali & fungal resistance, exterior paint of required shade (Company Depot tinted) with silicon and PU additives @1.43 liter/10sqm undiluted over and including priming coat of Platina Damp Stop 300 with PU modified binder and fibers having water resistance, anti carbonation property with crack bridiging ability upto 2mm applied @1.4litre/10sqm over new surface.

Work Procedure:- i) Complete removal of existing treatment for preparation of old decorated treatment on wall/ceiling/ chajja by scrapping with wall sander: L-01/H-01 (having mechanical vacuum mechanism) having RPM not less than 1500, sanding pad of 80 Grit having dia of 7"/9" to make the surface free from dust, loose paint etc. or equivalent makes viz Xpress sanding machine having suction vaccum bag or by manual scrapping tools where mechanical removal is not possible and filling cracks. holes etc complete. (ii) After that and applying two coats of Platina Weathercoat long life 300 exterior acrylic emulsion paint of approved tint over a coat of approved primer as per manufacturers instructions Platina Damp Stop 300 all coats including primer to be applied with fully automatic airless spray machine of paint application with a flow speed of minimum 1 Itr per minute having a pressure of 3300 PSI or manual application. Allow 6-8 hrs to dry the surface in subsequent coats of paint complete all as specified and directed by Engineer-in-charge.

M & L for washing/rubbing down and stopping of distempered , plastered and painted surfaces of wall including cornices etc making good of holes by filling holes in plastered surfaces and applying One coat cement base paint on surfaces of wall complete all as specified and directed by Engineer-in-charge.

M & L for complete removal existing treatment and applying two coat cement base paint on surfaces of wall of approved shade/tint over a coat of compatiable priming paint complete all as specified and directed by Engineer-in-charge.

M&L for preparation of old decorated surfaces of walls (plastered or unplastered) and cornices, by brooming down , scrapping down smoke soot, moss and efflorescent salts and trading oil and greasy spots etc and applying two coats of white wash on walls complete all as specified and directed by Engineer-in-charge.

M & L for Chipping of 12-15 mm average thickness unsound/weak plaster concrete material from slabs, beams, columns/brick work, masonery wall etc. with manual Chisel or by standard power driven percussion type machine of approved make including tapering of all edges, making square shoulders of cavities including cleaning the exposed surface with wire brushes etc. and disposal of debris for all lead. further applying 12-15 mm Ready to use plaster of approved makes. Its excellent replacement to conventional plaster and conforms to IS 1661-1972, IS 2250-1965, IS 2402-1963, It can be applied using trowels or spatula like in conventional system. can be applied for 15 mm thickness in a single layer for thickness above 15mm multiple layer is recommended. Water powder ratio is 16-19% by weight, compressive strength @ 28 days in 10-12 Mpa, Material consumption 20-25kg/Sqm for 12-15mm thickness, complete all as specified and directed by Engineer-in-charge. Note : The quoted rate by the contractor shall include cleaning of surface, application as per instruction and scaffolding upto 20 mtr height.

M&L for applying to the damaged concrete portion of slab/ columns/ beams/ chajjas/ parapet /roof projection/ balcony/ staircase with single component, fiber reinforced, dual shrinkage- compensated thixotropic, cementitious ptch repair mortar of approved makes (having the technical parameters mentioned in material specifications) capable of applying up to 20-25mm thick in double layer initially by hand and finishing with troweled carefully compacting the same around the rebar and finishing to bring it in line with existing concrete surface with an average specified thickness complete all as specified and directed by Engineer-in-charge.

M & L for applying bond coat on the prepared old surface of concrete/masonry to receive new polymer mortar/polymer modified mortar or micro concrete with two coats of approved makes as per manufacturer specifications. Laying of reinstatement polymer mortar or micro concrete shall be completed within the overlay time of bonding coat. This bond coat act as bonding agent between old and new concrete complete all as specified and directed by Engineer-in-charge.

Taking down cement plaster in cement or cement lime mortar on brick or stone walls/concrete surfaces etc. including raking out joints, hacking for key, scrubbing down with water etc, Including removal of debries out side MD land complete all as specified and directed by Engineer-in-charge.

M&L for Cleaning of HDPE service water tank of capacity exc 250 litre but not exc 500 litre and the connected circulating pipes at any position by removing sludge, mud, moss, moulds, efflorescent salts, oil spots etc or any other foreign material from the bottom, cover and internal surfaces by scraping using wire brush, draining out the water from the tank and washing internally with water & bleaching powder (0.10 Kg of bleaching powder will be mix in 1 litre water) and again draining out the water from the tank and writing the date of cleaning with white synthetic enamel paint on black background with synthetic enamel paint including disconnecting existing tanks (Exc 250 Ltrs but not exc 500 Ltrs capacity PVC water tank), setting aside (or lowering if required) for repairs, cleaning, etc. and hoisting if required reconnecting and re-fixing in position complete all as specified and directed by Engineer-in-charge.

All as per item No. 09 above but exceeding 500 Ltrs and n. exc 1000Ltrs capacity.

All as per item No. 09 above but exceeding 1000 Ltrs and n. exc 2000Ltrs capacity.

M&L for MS angle iron (50x50x6mm) cover of size 800mm x800mm fixed with MS sheet not less than 1mm thick, providing 01x handle for open/close the cover complete all as specified and directed by Engineer-in-charge.

AMBEY MAA CONSTRUCTION COMPANY (BID ID -3457173)

MARUDHARA CONSTRUCTION COMPANY (BID ID -3451429)