7.8.1. Frequency of Testing

Try these first

1. 1.

   How many slump tests should be conducted for a batch of less than 5 m³?

   Hint

   Refer to the volume thresholds outlined in the standards.

2. 2.

   What is the significance of documenting the slump test results?

   Hint

   Think about how records aid in monitoring consistency.

3. 3.

   What is the recommended frequency of slump tests for concrete volumes greater than 15 m³?

   • 1 test per batch
   • 1 test for every 2 batches
   • 1 test for every 3-4 batches

   Hint

   Think about how batching size influences testing frequency.

4. 4.

   True or False: Daily logs of slump tests should include ambient temperature.

   • True
   • False

   Hint

   Consider the factors that can affect concrete performance.

5. 5.

   A construction site reports slump values constantly exceeding acceptable limits during hot weather. Propose a comprehensive strategy for the project manager to address this.

   Hint

   Think about how temperature impacts concrete behavior.

6. 6.

   Evaluate the impact of insufficient testing on a large-scale concrete project. What could be the consequences and what measures would you implement?

   Hint

   Reflect on the importance of testing in quality control.