· A W18x106 of A36 steel is used as a compression member with length of 25ft. The top support is pinned while the other end support is fixed. a.) Determine the design strength of the section if the weak direction is braced at third points.
· A W18x106 of A36 steel is used as a compression member with length of 25ft. The top support is pinned while the other end support is fixed. a.) Determine the design strength of the section if the weak direction is braced at third points.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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anser only 1 question please ONLY 1
![A W18x106 of A36 steel is used as a compression member with length of 25ft. The top
support is pinned while the other end support is fixed.
a.) Determine the design strength of the section if the weak direction is braced at third
points.
b.) Determine the allowable strength of the section if the weak direction is braced at
15ft from the top.
For W18x106
J = 7.48in4
= 17400in6
A = 31.10in?
Sx
1910.00in* Sy
Iy = 220.00in* Zx = 230.00in3
k = 1.340in
204.00in³
= 11.20in
Ix
39.40in3 Cw
||
tf
= 0.940in
d = 18.70in
rx
= 7.840in
Zy = 60.50in³
tw
0.590in
ry = 2.660in](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9ec68f31-2d3e-4fb1-89ff-6fb7e06c2eb8%2F9fb70cd6-8be1-4995-aa58-2fbf7c8efdad%2Faktm09u_processed.png&w=3840&q=75)
Transcribed Image Text:A W18x106 of A36 steel is used as a compression member with length of 25ft. The top
support is pinned while the other end support is fixed.
a.) Determine the design strength of the section if the weak direction is braced at third
points.
b.) Determine the allowable strength of the section if the weak direction is braced at
15ft from the top.
For W18x106
J = 7.48in4
= 17400in6
A = 31.10in?
Sx
1910.00in* Sy
Iy = 220.00in* Zx = 230.00in3
k = 1.340in
204.00in³
= 11.20in
Ix
39.40in3 Cw
||
tf
= 0.940in
d = 18.70in
rx
= 7.840in
Zy = 60.50in³
tw
0.590in
ry = 2.660in
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