Appendix A - Table of Horizontal Temperature and Shrinkage Reinforcing |
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Appendix A - Table of Horizontal Temperature and Shrinkage Reinforcing |
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Appendix A - Table of Horizontal Temperature and Shrinkage Reinforcing
Typical Horizontal Rebar Spacing for .0007 Ag Masonry and .002 Ag for concrete |
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Mat’l |
Thick |
#3 |
#4 |
#5 |
#6 |
#7 |
Concrete |
6 |
9 |
17 |
18 |
18 |
- |
Concrete |
7 |
8 |
14 |
18 |
18 |
- |
Concrete |
8 |
7 |
12 |
18 |
18 |
- |
Concrete |
9 |
6 |
11 |
17 |
18 |
- |
Concrete |
10 |
5.5 |
10 |
15 |
18 |
- |
Concrete* |
12 |
9 |
17 |
18 |
18 |
- |
Concrete* |
14 |
8 |
14 |
18 |
18 |
- |
Concrete* |
16 |
7 |
12 |
18 |
18 |
- |
CMU |
6 |
24 |
48 |
48 |
48 |
- |
CMU |
8 |
16 |
32 |
48 |
48 |
- |
CMU |
10 |
16 |
24 |
32 |
48 |
- |
CMU |
12 |
12 |
24 |
32 |
48 |
- |
CMU |
16 |
8 |
16 |
24 |
40 |
48 |
| * | ACI 318-05 and -08 and -11, Sec. 14.3.4 requires two layers in walls over 10” thick, but “basement walls” are exempted, which presumably applies to retaining walls also. However, the above spacings assume that the specified rebar will be placed on each face. |