3.7. Limitations

Try these first

1. 1.

   What does the Rebound Hammer Test measure?

   Hint

   It is related to the hardness of the surface of the concrete.

2. 2.

   Name one factor that can affect the results of the UPV Test.

   Hint

   Think about what could prevent good acoustic contact.

3. 3.

   What type of test is the Rebound Hammer Test?

   • Destructive
   • Non-Destructive
   • Semi-Destructive

   Hint

   Think about what happens to the concrete when this test is done.

4. 4.

   True or False: The UPV test is effective on heavily cracked concrete.

   • True
   • False

   Hint

   Consider what impact cracks might have on pulse transmission.

5. 5.

   Given that a newly constructed building experiences unexpected settling, decide on the best course of action to assess the concrete quality. Justify your choice by evaluating the methods available.

   Hint

   Consider the advantages of using multiple testing methods.

6. 6.

   Analyze a case where Core Cutting was employed in a structure initially deemed sound. Discuss the risks and how to mitigate potential damage during the process.

   Hint

   Think about how to carefully control the drilling environment.