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Q: Which of the following materials is used for waterproofing during the construction of foundation and for protection of the structure from seepage problems?
  • A. Plaster of Paris
  • B. Pitch
  • C. Portland cement
  • D. Furnace slag
Correct Answer: Option B - Waterproofing building is the method of forming a barrier over surface of foundations, roofs, walls and other structural members of building to prevent water penetrations through these surfaces. The following types of waterproofing in building– 1. Cementitious waterproofing 2. Bituminous coating waterproofing 3. Bituminous membrane waterproofing 4. Polyurethane membrane waterproofing 5. Liquid waterproofing membrane method. • Pitch modified bitumen waterproofing systems utilize bitumen as the primary material, modified with additives such as polymers and resins.
B. Waterproofing building is the method of forming a barrier over surface of foundations, roofs, walls and other structural members of building to prevent water penetrations through these surfaces. The following types of waterproofing in building– 1. Cementitious waterproofing 2. Bituminous coating waterproofing 3. Bituminous membrane waterproofing 4. Polyurethane membrane waterproofing 5. Liquid waterproofing membrane method. • Pitch modified bitumen waterproofing systems utilize bitumen as the primary material, modified with additives such as polymers and resins.

Explanations:

Waterproofing building is the method of forming a barrier over surface of foundations, roofs, walls and other structural members of building to prevent water penetrations through these surfaces. The following types of waterproofing in building– 1. Cementitious waterproofing 2. Bituminous coating waterproofing 3. Bituminous membrane waterproofing 4. Polyurethane membrane waterproofing 5. Liquid waterproofing membrane method. • Pitch modified bitumen waterproofing systems utilize bitumen as the primary material, modified with additives such as polymers and resins.