Building should include corners laid out in 90-degree orientation, plumb and level, while stepping block back 8 inches on each tail and maintaining a 3/8-inch thickness in the joint.
Process/Skill Questions:
NCCER Masonry Standards
Level Two, Module Five (28205-14): Advanced Laying Techniques
This module contains detailed information that directs the mason in accomplishing the actual construction of walls, arches, and other useful structures. The text explains construction techniques, safety requirements, and interaction with structure components.