11.8. Quality Control Measures in RMC Plants

Try these first

1. 1.

   What does in-plant testing verify?

   Hint

   Think about what is checked before concrete is dispatched.

2. 2.

   What is the main purpose of the slump test?

   Hint

   Consider how the concrete will behave when being poured.

3. 3.

   Which test is performed to assess the workability of concrete?

   • Slump Test
   • Cube Compression Test
   • Moisture Content Test

   Hint

   Think of a test that describes how easy it is to pour the concrete.

4. 4.

   True or False: Every batch of RMC should have a unique identification.

   • True
   • False

   Hint

   Think about the importance of keeping track in quality control.

5. 5.

   You are tasked with developing a new quality control checklist for a newly established RMC plant. What elements would you prioritize and why?

   Hint

   Consider what aspects could most affect the final product.

6. 6.

   Consider a scenario where a batch of concrete has failed the cube compression test after 28 days. What steps would you take to analyze the cause?

   Hint

   Think about the steps in designing a troubleshooting protocol.