22.6.a. Surface Preparation

Try these first

1. 1.

   What does SSD stand for in surface preparation?

   Hint

   Think about the moisture condition of the surface.

2. 2.

   Name one method used to achieve a clean surface before applying PMC.

   Hint

   Consider common construction cleaning methods.

3. 3.

   What does the SSD condition help with during concrete application?

   • Improving aesthetic finish
   • Maintaining water-to-cement ratio
   • Reducing moisture ingress

   Hint

   Think about moisture management in curing.

4. 4.

   True or False: Cleaning the surface is optional in the preparation of PMC.

   • True
   • False

   Hint

   Consider how contaminants affect adhesion.

5. 5.

   You are preparing a concrete surface for application of PMC but notice excess water on the surface. What steps would you take to adjust the surface condition to achieve proper SSD?

   Hint

   Think about how excess moisture can affect hydration.

6. 6.

   Discuss how different weather conditions, such as humidity and temperature changes, might require alterations in your surface preparation strategy for effective PMC application.

   Hint

   Consider the effects of weather on surface moisture.