Practice Core Sampling And Laboratory Testing (11.12.3) - Durability of Concrete

Practice: Core Sampling and Laboratory Testing

Lesson 11.12.3Durability of Concrete

Practise this section

9 questions

Flashcard drill
5 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What is core sampling?
Show hintHide hint
Think about extracting physical samples for analysis.
Question 2.
What is the purpose of measuring compressive strength?
Show hintHide hint
Consider what strength means in terms of load.
3Question 3.
What is core sampling used for?
- A method to improve strength
- To extract concrete samples for testing
- A curing technique
Show hintHide hint
Remember that it involves extracting a physical sample.
4Question 4.
True or False: Carbonation depth is measured to assess the potential corrosion of reinforcement bars.
- True
- False
Show hintHide hint
Think about the effects of CO2 on concrete.
Question 5.
Design a comprehensive sampling and testing plan for assessing the durability of an aging bridge. Include specific tests and expected outcomes.
Show hintHide hint
Consider factors like location, type of tests, and the age of the structure.
Question 6.
Given a concrete sample with high chloride content and significant carbonation depth, suggest a remediation strategy to enhance its durability.
Show hintHide hint
Think about methods that address both chloride ingress and carbonation effects.

5 more questions in this section. Enroll free to practise them all.