LESSON 1
PRACTICE EXERCISE
ANSWER KEY AND FEEDBACK
Item
Correct Answer and Feedback
1.
A
Sills
Sills are the horizontal . . . (page 1-1, para 1-1)
2.
B
T, built-up, and box
Box Sills. (page 1-1, para 1-la); T-Sills. (page 1-2, para 1-1b);
Built-Up Sills. (page 1-3, para 1-1c)
3.
D
Girder
Both the foundation walls and . . . (page 1-7, para 1-5)
4.
C
3 x 12
Table 1-1 (page 1-6, para 1-4)
5.
C
8 x 10
Table 1-1 (page 1-6, para 1-4)
6.
A
Because heavily concentrated loads must be supported.
In certain parts . . . (page 1-12, para 1-10a)
7.
A
Joists resting upon sills and girders.
A joist resting . . . (page 1-13, para 1-10b)
8.
C
To stiffen the floor frame
Floor frames are bridged . . . (page 1-15, para 1-11)
9.
A
The top of the cross bridging is nailed to the top of the floor joist before the subfloor is
installed. The bottom of the bridging is nailed in place after the subfloor is installed.
Each piece is nailed . . . (page 1-15, para l-11b)
10. D
Stagger them
Arrange plywood . . . (page 1-16, para 1-12)
EN5156
1-26
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