Ours is a nationally renowned organization, engaged in providing Bridge Deck Surface Treatment. We apply 100 to 150 micron coating of qualitative translucent brown colored modified phenolic resin on the surfaces of bridge so as to these free from cracks, leakage and any kind of other damaging factor. Our professionals are well-trained in this area and ensure timely execution of Bridge Deck Surface Treatment in a systematic manner to achieve optimum customer satisfaction.
Underside of bridge deck, railing, etc. of bridges and Piers and Substructures which are not in River Bed
Cleaning and drying the surface; applying (@ 0.30 litre per square metre) a coat (DFT of 100-150 micron) of a translucent brown coloured modified phenolic resin based single component high performance polymeric waterproofing compound (sp. gr. 0.87, rosin content nil and a solid content of minimum 0.47%), e.g., PERMAPROOF, with demonstrable properties of resistance to water and acid; applying (@ 0.25 litre per square metre) a top coat of a modified phenolic resin based single component waterproofing compound of grey or other shades (sp. gr. 0.85), e.g., PERMACIL-GA, before the base coat becomes tack-free; permitting the coatings to cure and dry naturally; the 2-coat system shall be impermeable under a waterhead of 20.0 metres.
Cleaning the surface; preparing the surface by acid etching; treating the surface with a two-layer plaster; the first layer shall be 5 mm thick with cement (OPC or slag), admixed with an octadecanoic acid based cementitious waterproofing compound (bulk density not greater than 0.5 gm/cc, moisture content not greater than 2.0% and free fatty acid not greater than 0.2%), e.g., PERMAKAR 3, in the weight ratio of 50:3 for cement and waterproofing compound, further admixed with specially fabricated deformed galvanized steel fibre (@ 150 gm per square metre of treatment surface), e.g., KARFIB; finally providing a 12 mm thick cement-sand (1:2.5) plaster, enriched with polyester fibre, and curing the plastered surface; the treatment shall be impermeable under a waterhead of 20.0 metres.