22.6. Preparation and Placement Methods

Try these first

1. 1.

   What are the three main aspects of surface preparation?

   Hint

   Remember the acronym C.R.S.

2. 2.

   Why is it important to mix polymer latex with water first?

   Hint

   Think about how to achieve homogeneity.

3. 3.

   What is the primary reason for surface preparation in PMC?

   • To make it visually appealing
   • To enhance bonding
   • To reduce cost

   Hint

   Think about adherence.

4. 4.

   True or False: Moist curing is always necessary for Polymer-Modified Concrete.

   • True
   • False

   Hint

   Consider the role of polymers.

5. 5.

   Explain how improperly mixed Polymer-Modified Concrete could affect long-term durability and performance in a specific application.

   Hint

   Consider the consequences of poor mechanical properties.

6. 6.

   Propose a detailed plan for the surface preparation of an existing concrete slab before applying PMC for a renovation project. Outline specific steps, equipment, and potential challenges.

   Hint

   Think about the tools needed and the conditions to monitor.