Example 3.8 Two Rows of Bars Determine the design moment strength of a rectangular concrete section reinforced with six no. 9 bars in two rows (Fig. 3.22). Given: b = 12 in., d = 23.5 in., h = 27 in., d, = 24.5 in., f = 4 ksi, and fy = 60 ksi. d = 23.5" 3.5" Co 6#9 ● 12" d₂ 2.5" Er 0.003 d, 27-2.5 = 24.5" Figure 3.22 Example 3.8. Analysis of single reinforced rectangular section.
Example 3.8 Two Rows of Bars Determine the design moment strength of a rectangular concrete section reinforced with six no. 9 bars in two rows (Fig. 3.22). Given: b = 12 in., d = 23.5 in., h = 27 in., d, = 24.5 in., f = 4 ksi, and fy = 60 ksi. d = 23.5" 3.5" Co 6#9 ● 12" d₂ 2.5" Er 0.003 d, 27-2.5 = 24.5" Figure 3.22 Example 3.8. Analysis of single reinforced rectangular section.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
Related questions
Question
Subject Reinforced Concrete Design
![The University of Texas
ARLINGTON...
00:05 11.54.55
SECTIONS IN THE TRANSITION
REGION (<0.9)
Example 3.8 Two Rows of Bars
Determine the design moment strength of a rectangular concrete section reinforced with six no. 9
bars in two rows (Fig. 3.22).
Given: b = 12 in., d = 23.5 in., h = 27 in., d, = 24.5 in., f = 4 ksi, and fy = 60 ksi.
d = 23.5"
3.5"
●
Co
6#9
12"
d₂
2.5"
Er
0.003
d, 27-2.5 = 24.5"
Figure 3.22 Example 3.8.
Analysis of single reinforced rectangular section.
5](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2ad24375-0e35-46d0-ae73-58d7d895a57f%2Fbc6d67ca-7b29-4490-beee-1e55c0d53bcd%2F82h5kk6_processed.jpeg&w=3840&q=75)
Transcribed Image Text:The University of Texas
ARLINGTON...
00:05 11.54.55
SECTIONS IN THE TRANSITION
REGION (<0.9)
Example 3.8 Two Rows of Bars
Determine the design moment strength of a rectangular concrete section reinforced with six no. 9
bars in two rows (Fig. 3.22).
Given: b = 12 in., d = 23.5 in., h = 27 in., d, = 24.5 in., f = 4 ksi, and fy = 60 ksi.
d = 23.5"
3.5"
●
Co
6#9
12"
d₂
2.5"
Er
0.003
d, 27-2.5 = 24.5"
Figure 3.22 Example 3.8.
Analysis of single reinforced rectangular section.
5
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