STEPS IN CONSTRUCTION
sections are connected. If the foundation is badly out
of level, the entire first course should be laid before
The first step in building a concrete masonry wall
Builders begin working on other courses. If this is not
is to locate the corners of the structure. In locating the
possible, a level plane should be established with a
corners, you should also make sure the footing or slab
transit or engineers level.
formation is level so that each Builder starts each
The second step is to chase out bond, or lay out,
section wall on a common plane. This also helps
by placing the first course of blocks without mortar
ensure that the bed joints are straight when the
(figure 8-7, view 1). Snap a chalk line to mark the
Figure 8-7.-Laying first course of blocks for a wall.