Assignment

Your trainer may ask you to complete this assignment as one of the assessment requirements for this unit. For more information about the assessment process and advice on what to do if you need help with your reading and writing, click on the link below.

Assessment requirements

Provide short answers to the following questions:

1. What is hydrostatic pressure? What types of landscaping or land formations tend to contribute to hydrostatic pressure in the soil under a slab?
   
   
2. What are capillaries? How do they allow moisture to travel through a slab?
   
   
3. How should an expansion joint be treated when you are applying a moisture barrier?
   
   
4. What is the purpose of a bond breaker? Where should you use bond breakers?
   
   
5. Select the liquid moisture barrier product that you plan to use for your first practical demonstration in this unit. Obtain the manufacturer's MSDS and technical data sheet for the product and answer the following questions.
   
   
   1. What is the product's brand name and who is the manufacturer?
      
      
   2. What is its chemical basis (water, polyurethane, epoxy, etc)?
      
      
   3. What membrane class is it?
      
      
   4. What type of bond breaker tape or materials are required at joints?
      
      
   5. What items of PPE are required when mixing and using this product?
      
      
   6. What other safety precautions apply to the use of this product (such as ventilation and lighting)?
      
      
   7. How many coats are required and how long should you wait between coats?
      
      
   8. What is the curing time after the final coat has been applied (that is, how long should you wait before moving onto the next stage of the subfloor preparation)?
      
      
6. Select the moisture suppressant product that you plan to use for your second practical demonstration in this unit. Obtain the manufacturer's MSDS and technical data sheet for the product and answer the following questions.
   
   
   1. What is the product's brand name and who is the manufacturer?
      
      
   2. What is its chemical basis (water, polyurethane, epoxy, etc)?
      
      
   3. What items of PPE are required when mixing and using this product?
      
      
   4. What other safety precautions apply to the use of this product (such as ventilation and lighting)?
      
      
   5. How many coats are required and how long should you wait between coats?
      
      
   6. What is the curing time after the final coat has been applied (that is, how long should you wait before moving onto the next stage of the subfloor preparation)?

Doc (410 KB) Concrete moisture barriers Assignment template

Click on the link above to go to the Word document you will need to complete. You should fill in your answers on-screen and then either:

• print out a hard copy to send to your trainer by post
  
  
• save the file electronically to submit to your trainer as an email attachment.