8769 SPL REPAIRS TO EXTERNAL SIDE STONE WALL SURFACES AND FLOORING ALONG WITH ALLIED WORKS AT DEPT OF ANESTHESIA, HQ TRG TEAM, COMMUNITY MEDICINE DEPT AND INTERNAL MEDICINE AT AFMC UNDER GE (CENTRAL) PUNE

M&L for preparation old stone surfaces, applying coat of hydrophobic solvent base silane – siloxane with a very high degree of penetrative action having bond adhesion of min. 1.6 Mpa which prevents dirt, chloride, carbonation, and water penetration and Providing and applying Elastomeric, Anti carbonation, Anti corrosive, UV resistant, solvent based Pure Aliphatic Acrylate System APCOREP MONOPOL on the concrete surfaces having Electrochemical impedance of 10 Ω in 3% Nacl AC impedance test, shall reduce chloride ion penetration by 91% and achieve dry film thickness of minimum 200 microns in a primer coat followed by two top coats using brush or spray after complete all as specified and directed. cleaning & removal of oil, grease or loose particles from the surface. Make : Asian paints, Berger or techno commercially equivalent.

M&L for raking out joints/pointing in cement mortor to masonry or brick-work in single detached joints for flashing, etc complete all as specified and directed.

M&L for flush pointing to block in course or ashlar masonry or concrete block walling cement mortar 1:3 complete all as specified and directed.

M&L for mirror polishing on old terrazo tiles/marble/granite/Kota stone/stone work including filling joint with pigment to match to give high gloss finish complete all as specified and directed.

M&L for chipping of slab/chajjas/parapet/roof projection and removing loose mortar with chisel hammer without much impact on concrete surface, clean the surface by sand blasting the surface using river sand with minimum of 6 kg pressure at the nozzle or air blow by electric pressure blower by mechanical compressor, cleaning the exposed reinforcement with wire brushes etc and disposal of debris for all lead and lifts, all complete all as specified and directed.

M&L for cleaning & applying rust remover (Sika rust off 100) in two coats over rusted reinforcement surface and providing anti corrosive coating with two component epoxy based zinc rich primer/rust passivation Inhibitor coat at the rate of 6-8 sq. mtr/ltr not less than 50 microns dft with Sika friazinc R or techno commercially equivalent to reinforcement surface as per manufacturer’s instructions including all scaffolding, machinery, tools tackles and clearing of debris complete all as specified and directed. Make : STP/Chemsol/Bostik/Choksey/Fosroc as approved by GE.

M&L for single component, fiber reinforced, dual shrinkage- compensated thixotropic, cementitiouspatch repair mortar Sika monotop 122F (having the technical parameters mentioned in material specifications) capable of applying up to 20-25mm thick in double layer or multiple layers 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. Make : STP/Chemsol/Bostik/Choksey/Foscroc as approved by GE.

Providing, mixing and applying bonding coat of approved adhesive on chipped portion of RCC roof as per specifications and direction of Engineer-In-charge complete. in all respect. SBR Polymer (@10% of cement weight) modified cementitious bond coat @ 2.2 kg cement per sqm of surface area mixed with specified proportion of approved polymer complete all as specified and directed. Make :- STP/Chemsol/Bostik/Choksey/Fosroc as approved by GE.

Supplying and applying two component elastomeric acrylic polymer modified cementitious waterproofing coating, smartCare Ultrablock Block 2K Suin 2 coats having 200 % elongation as per ASTM 2370, resisting 5 bars hyrostatic pressure as per DIN 1048, crack bridging min. 2mm as per EN 1062 -7 :2004.Applying SC Ultra block 2k in two coats in SSD condiition at a coverage of 1.5 kg per sqm with mixing of powder to Liquid in the ratio of 60:40 parts by weight as per manufacturers specifications complete all as specified and directed.

S&F PVC (SWR) pipes single socketed in any length with rubber ring joints fixed to walls 110 mm dia including holding brackets etc including dismantling of old pipes complete all as specified and directed.