2. The column in figure is reinforced with 10-32 mm diameter bars distributed around the perimeter. Load Pn will be applied with eccentricity "e" about the strong axis. Material strengths are fc' = 34 MPa, and fy = 415 MPa. The neutral axis c = 360 mm from extreme concrete in compression. For this problem, b = 350 mm, h = 680 mm, and dc = 67 mm. Do not consider displaced concrete occupied by the steel. de de WWW. a) What is the total compressive force in concrete? b) What is the stress of steel at rows 1 to 4? c) What is the value of nominal column load, Pn? d) What is the value of eccentricity, e? e) What is the value of nominal column moment, Mn? e Figure 5-2
2. The column in figure is reinforced with 10-32 mm diameter bars distributed around the perimeter. Load Pn will be applied with eccentricity "e" about the strong axis. Material strengths are fc' = 34 MPa, and fy = 415 MPa. The neutral axis c = 360 mm from extreme concrete in compression. For this problem, b = 350 mm, h = 680 mm, and dc = 67 mm. Do not consider displaced concrete occupied by the steel. de de WWW. a) What is the total compressive force in concrete? b) What is the stress of steel at rows 1 to 4? c) What is the value of nominal column load, Pn? d) What is the value of eccentricity, e? e) What is the value of nominal column moment, Mn? e Figure 5-2
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:2. The column in figure is reinforced with 10-32 mm diameter bars distributed around the perimeter. Load Pn will be
applied with eccentricity "e" about the strong axis. Material strengths are fc' = 34 MPa, and fy = 415 MPa. The neutral
axis c = 360 mm from extreme concrete in compression. For this problem, b = 350 mm, h = 680 mm, and dc = 67 mm. Do
not consider displaced concrete occupied by the steel.
de
a
d.
a) What is the total compressive force in concrete?
b) What is the stress of steel at rows 1 to 4?
c) What is the value of nominal column load, Pn?
d) What is the value of eccentricity, e?
e) What is the value of nominal column moment, Mn?
e
Figure 5-2
- Pr
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