Civil Engineering Reference
In-Depth Information
Note 1
Note
2
0.30
˜
n1
0.20
˜
n
1
A
-
A
-
A
-
A
-
)
A
-
)
0.5(
≥
0.5(
≥
s3
s2
s2
s1
0"
Std.
hook
(typ.)
0"
0"
0"
N
o
te 3
A
+
s3
6"
Note 4
Note 4
6"
˜
n3
˜
n1
˜
n2
˜
1
˜
2
˜
3
Notes: (1) Larger of 0.30
˜
n1
or 0.30
˜
n2
(2) Larger of 0.20
˜
n1
or 0.20
˜
n2
(3) At least two bars continuous or anchored per ACI 13.3.8.5
(4) Splices are permitted in this region
(a) Column strip
Larger of
0.22
˜
n
2
or 0.22
˜
n
3
Larger of
0.22
˜
n
1
or 0.22
˜
n
2
0.22
˜
n
1
Std.
hook
(typ.)
6"
0"
A
+
0"
≥
0.5(A
+
s1
)
0.5(A
+
s2
)
0"
≥
A
+
s2
A
+
s3
s1
0.15
˜
3
0.15
˜
1
0.15
˜
2
0.15
˜
2
6"
˜
n3
˜
n1
˜
n2
˜
1
˜
2
˜
3
(b) Middle strip
Figure 8-6 Recommended Bar Details for Two-Way Slabs (Without Beams)
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