Seminar Questions
A: Water Proofing 2- What are the main factors to be controlled prior to the application of waterproofing materials? Explain each factor with reasons. Main Factors for Application: 1. Elevation. a.%1-3 elevation b. Enough number of water outlets for water discharge c. No ponding 2. Surface a. Concrete / Screed (Strong, Dust-free, and Solid) b. Humidity (measured before the application and for product selection) 3. Square meters (higher square meters increase the importance of crack bridging) a. 0 - 100 m2 (Cement – Acrylic - Polyurethane) b. 100 – 600 m2 (Acrylic - Polyurethane) c. Above 600 m2 (Polyurethane) d. Dilatation Detail (Should be studied separately) 4. Purpose of Use a. Load Bearing (vehicle - load) b. Green Area c. Pedestrian Use or No Use Area 3- What are the differences between waterproofing techniques done on the screed and over the screed? What type ...