How do you waterproof a Coba brick bat?

How do you waterproof a Coba brick bat?

How do you waterproof a Coba brick bat?

Procedure of Brickbat Coba Waterproofing

  1. Surface Preparation. In the case of existing treatment, the coating on the slab top shall be removed, and surface cleaned by hard wire brush and washed with water.
  2. Application of Slurry and Base Coat.
  3. Placing of BrickBat.
  4. Laying of Protective Coat.
  5. Curing.

Is Brick Bat Coba good?

Brick Bat Coba (BBC) is believed to be a waterproofing and insulation solutions in buildings. But unfortunately, Brick Bat Coba cannot provide solution for any of it.

Why is brick bat used in waterproofing?

Purpose of Brick Bat Coba Waterproofing To prevent the entry of moisture in the structures. It will help to maintain the temperature in the structure. Brickbat Coba also helps to protect the building from the leakages. It will help to protect from the heat and keep the structure cool in summer.

What is the finishing layer in brick bat Coba construction?

Now the waterproofing chemical compound is mixed with the cement mortar, which is not more than 3% to 5% per cement bag. Apply the mix at 20mm thickness as a final layer over the brickbat. The parapet wall also should be plastered by the cement mortar in 20mm thickness with a smooth finish.

Is code of waterproofing?

The general features relating to damp-proofing and water-proofing with regard to design detail, surface preparation, drainage, etc, are covered in IS 3067 : 1988 and this standard is -intended to cover only the execution part of the work relating to application of bitumen felt in waterproofing of roofs.

Which chemical is used for waterproofing?

Polyurethane is a widely used chemical used for waterproofing exposed surfaces, including roofs. Polyurea is one of the best waterproofing chemicals in India and can be used to waterproof joints and surfaces in concrete structures.

Which is best waterproofing chemical?

The 7 Best Chemical Waterproofing Methods

  1. Grout and Epoxy Injection.
  2. Vinyl Ester Resin System.
  3. Polyurethane Liquid.
  4. Polyurea Coating.
  5. Bituminous Waterproofing Method.
  6. Crystallization Waterproofing.
  7. Permeability-Reducing Admixtures (PRAs)

What is a brick bat Coba where is it used?

The brick bat coba is used particularly for waterproofing of flat roofs, primarily RCC with some thermal insulation (mud phuska) in the coastal region.

What are the general recommendation for waterproofing?

Some standards & specifications:

  • Tensile Strength, Elongation and recovery after extension. (ASTM D 638)
  • Crack Bridging ability (ASTM C 1305)
  • Tear Strength (ASTM D 624)
  • Adhesion in wet and dry conditions (ASTM D 7234, 719 and 794)
  • Water Vapor Permeability (ASTM E 96)
  • UV Resistance (ASTM D 4587, 5894, 6695)

What are the general recommendation for waterproofing and damp-proofing?

General principles observed while laying damp proof course are: The DPC should cover full thickness of walls. The mortar bed upon which the DPC is to be laid should be made level, even and free from projections. Uneven base is likely to cause damage to DPC.

Which is the best waterproofing method?

Which waterproofing is best?

Polyurethane Polyurethane is considered one of the best waterproofing materials. It can be applied seamlessly and penetrates the surface deeply and evenly. Thus, the polyurethane membrane will fill in even the finest cracks in concrete, reducing its water absorbency capacity.