Explanation should include procedures for selecting, placing, securing, leveling, and reading various types of leveling instruments.
Process/Skill Questions:
- What are the different types of leveling instruments? When should each be used?
- Why are there different types of leveling instruments?
- What are the two scales often found on leveling rods?
- Why is the placement of the leveling instrument important?
- How are leveling instruments secured?
- What is the purpose of a builder's level?