Subway Waterproofing Services

Product Description

We are backed by sophisticated resources and dealing with Waterproofing Of Subway. Our professionals are highly experienced and help us to perform waterproofing of subways in a systematic manner. Our services in this domain ensure the subways to be highly crack resistant and ensure their durability. We use qualitative coating materials for providing these services and execute these as per the expectations of our clients' so as to suit their varying demands. Our Waterproofing Of Subway is acclaimed by clients for its completion within committed time-frame and affordable prices.

Other details:

PERMAKAR 1:

Requirement : 0.40 kg/each Point Leak and 1.20kg/metre of Construction joint for tunnels, basements, water reservoirs and other water retaining structures

PERMAKAR 4 :

Requirement : 0.095 kg/each Point leak and 0.32 kg/metre of Construction joint for tunnels, basements, water reservoirs and other water retaining structures

Surface treatment

Cleaning  the surface; preparing the surface by acid etching; treating the surface with a two layer plaster; the first layer shall be 7 mm thick in case of inside walls and floors of water reservoirs and swimming pools, 6 mm thick for sunken slabs/toilet floors and inside of tunnels, basements, etc. with octadecanoic acid based cementitious waterproofing compound (bulk density not greater than 0.5 gm/cc, moisture content not greater than 2.0% and a free fatty acid not greater than 0.2%), e.g., PERMAKAR 3, and cement in the weight ratio of 3:50 for waterproofing compound and cement; cement-sand (1:2 on floors of basements and tunnels; 1:3 elsewhere) plaster (12 mm thick on floor; 8 mm thick on vertical surfaces and at ceiling) and curing the plastered surface; the treatment shall be impermeable under a waterhead of 20.0 metres.  

PERMAKAR 3

Requirement : 0.72 kg/sqm for inside of tunnels, basements and toilets and 0.84 kg/sqm for water reservoirs and other water retaining structures  where treatment will be in direct contact with water

OTHER  MATERIALS/SQM :

For mixing with PERMAKAR 3

cement : 12 kg for inside of tunnels, basements and toilets

14 kg for water reservoirs and other water retaining structures

For cover plaster

• cement  : 9.14 kg for floors of basements and tunnels
• 6.53 kg for floors of water reservoirs, toilets, etc.,
• 6.39 kg for ceilings and vertical faces of basements and tunnels,
• 4.63 kg for ceilings and vertical faces of water reservoirs and toilets
• sand : 0.01 to 0.013 cum