Title: Level walls.
Course: Building Trades II (17009-II) > Section: Masonry: Performing Masonry Skills

Leveling walls should include

- using a builder’s level, set and adjusted with 100 percent accuracy
- taking readings from the wall height to ensure level coursing.

IRC: Chapters 4, 6, and 7 (https://codes.iccsafe.org/content/IRC2018P4) cover the importance and tolerances in masonry construction.

Process/Skill Questions:

- What is the difference between a builder's level and a transit level?
- Why is it important to make a wall as level as possible?
- What could happen to a wall that is not level at construction?
- What natural elements can cause a wall to become uneven over time?

NCCER Standards:

Masonry: Level One (L1NCCT28)

- 28102-04 Masonry Tools and Equipment
- 28105-04 Masonry Units and Installation Techniques