10.
How high should the control joint extend in a concrete block wall?
A.
To the third course
B.
To the sixth course
C.
To the ninth course
D.
To the top course
11.
In inches, how deep should you rake a control joint?
A.
1/4
B.
1/2
C.
3/4
D.
1
12.
What is a story pole used for in construction of a concrete-block wall?
A.
To determine the height of the wall for each course
B.
To determine the amount of blocks in a course
C.
To check the thickness of mortar joints
D.
To help keep the wall plumb
2-37
EN5157
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