The dimensions of a rectangular beam = 770 mm. SIT D. are limited to b = 300 mm and h %3! Assume that the bar centroid of tension bars is 70 mm from the beam edge and that of compression bars is 60 mm. Using f' = 28 MPa, long bar fy = 415 MPa, calculate the following for a factored bending moment of 1200 kN: 16. Maximum steel ratio limiting the tensile strain to 0.004. A. 0.01828 B. 0.02089 C. 0.021611 D. 0.0162 17. Required amount of tensile reinforcement if the tensile steel strain is limited to 0.005. A. 3839 mm2 c. 4283 mm? 18. Required amount of compression B. 9478 mm2 D. 6628 mm2 reinforcement. A. 1493 mm? C. 2178 mm2 B. 2388 mm2 D. 3035mm2
The dimensions of a rectangular beam = 770 mm. SIT D. are limited to b = 300 mm and h %3! Assume that the bar centroid of tension bars is 70 mm from the beam edge and that of compression bars is 60 mm. Using f' = 28 MPa, long bar fy = 415 MPa, calculate the following for a factored bending moment of 1200 kN: 16. Maximum steel ratio limiting the tensile strain to 0.004. A. 0.01828 B. 0.02089 C. 0.021611 D. 0.0162 17. Required amount of tensile reinforcement if the tensile steel strain is limited to 0.005. A. 3839 mm2 c. 4283 mm? 18. Required amount of compression B. 9478 mm2 D. 6628 mm2 reinforcement. A. 1493 mm? C. 2178 mm2 B. 2388 mm2 D. 3035mm2
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:SIT D.
The dimensions of a rectangular beam
are limited to b = 300 mm and h = 770 mm.
Assume that the bar centroid of tension bars
is 70 mm from the beam edge and that of
compression bars is 60 mm. Using f'. = 28 MPa,
long bar fy = 415 MPa, calculate the following
for a factored bending moment of 1200 kN:
16. Maximum steel ratio limiting the tensile
%3!
strain to 0.004.
A. 0.01828
c. 0.021611
B. 0.02089
D. 0.0162
17. Required amount of tensile reinforcement
if the tensile steel strain is limited to
0.005.
A. 3839 mm2
C. 4283 mm2
B. 9478 mm2
D. 6628 mm?
18. Required amount of compression
reinforcement.
A. 1493 mm2
B. 2388 mm2
D. 3035mm?
C. 2178 mm?
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