Civil Engineering Reference
In-Depth Information
c
5.16
Calculate the design strength
M
n
for one of the T beams if
f
5000 psi,
f
y
60,000 psi, and the section has a
24-ft simple span. Is
t
0.005?
c
5.17
Repeat Problem 5.46 if
f
3000 psi and 3 #11 bars are used. (
Ans.
486.1 ft-k)
Design of T Beams
5.18
Determine the area of reinforcing steel required for the T beam shown if
c
3000 psi,
f
y
60,000 psi,
M
u
400
f
ft-k, and L
28 ft. Clear distance between flanges
3 ft.
c
5.19
Repeat Problem 5.18 if
M
u
500 ft-k. (
Ans.
4.12
5.20
Repeat Problem 5.18 if
f
y
50,000 psi, and
f
in.
2
)
5000 psi.
