Practice Ndt Methods (11.1) - Durability of Concrete - Civil Engineering Materials, Testing & Evaluation

Practise this section

9 questions

Flashcard drill
4 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 does NDT stand for?
Show hintHide hint
Think about a method that tests without damaging.
Question 2.
Name one method of NDT.
Show hintHide hint
It involves sound waves.
3Question 3.
What does the Ultrasonic Pulse Velocity method measure?
- Surface hardness
- Internal defects
- Concrete density
Show hintHide hint
Think about what lies beneath the surface.
4Question 4.
True or False: The Rebound Hammer Test can be used to estimate concrete strength.
- True
- False
Show hintHide hint
How does hardness relate to strength in materials?
Question 5.
You need to assess the quality of concrete in an old bridge without making any modifications. Which NDT method would you choose, and why?
Show hintHide hint
Think about assessments of integrity and safety.
Question 6.
A construction firm wants to ensure that the concrete has reached sufficient hardness before proceeding. Describe how you would use NDT methods in this scenario.
Show hintHide hint
Consider the process of validating construction quality and safety.

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