32.14.3. Evaluation of Existing Structures

Try these first

1. 1.

   What is the purpose of a visual inspection?

   Hint

   Think about what you can see when looking at a building.

2. 2.

   What does NDT stand for?

   Hint

   It’s a method that checks for problems without damaging the structure.

3. 3.

   What is the primary purpose of evaluating existing structures?

   • To ensure compliance with current codes
   • To identify only visible damages
   • To determine future utility

   Hint

   Think about whether compliance is the main concern.

4. 4.

   True or False: Non-destructive testing can damage the materials being tested.

   • True
   • False

   Hint

   What does 'non-destructive' suggest?

5. 5.

   Consider a building constructed in the 1960s. Outline a comprehensive evaluation approach you would take to ensure its seismic safety today.

   Hint

   Think about combining all evaluation methods.

6. 6.

   Examine the implications of ignoring non-destructive testing in the evaluation process. How could this affect the long-term safety of a structure?

   Hint

   Consider the long-term risks and costs.