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PROBLEM (10.123) For the W 610 x 125 shape (see table B.8) beam and loading shown in Fig.
P10.118, calculate slope at point D located a/2 from support B.
Given: w = 120 kN/m, a = 4 m, E = 200 GPa
SOLUTION
See solution of Prob.10.118.
64
985 10
I
mm=× (Table B.8)
3
/
7
48
BDDBB
wa
EI
θ
θθ θ
==+
Thus,
33 3
717
48 32 96
Dwa wa wa
EI EI EI
θ
=+=
33
96
17(120 10 )(4)
96(200 10 )(985 10 )
−
×
=××
3
6.91 10 rad
−
=×
x
B
M/EI
a
/
2
D
A
4
wa2/2E
I
wa2
/
8E
I
1
/
1
100%