Using LRFD determine the maximum service load Q (kips) (Q is a live load) at the mid-height of the beam-column shown that is part of a braced frame (BF) system.  Assume the member is hinged with respect to bending in both x and y directions at top and bottom.  Additionally, lateral support occurs in the weak direction at mid-height.  Axial compression service dead load is 100 kips and the live load is 150 kips.  The section is W12x136 and A36 steel.  Please determine Cb and use it to help your beam-column capacity.  Take Cm = 1.0.

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Using LRFD determine the maximum service load Q (kips) (Q is a live load) at the mid-height of the beam-column shown that is part of a braced frame (BF) system.  Assume the member is hinged with respect to bending in both x and y directions at top and bottom.  Additionally, lateral support occurs in the weak direction at mid-height.  Axial compression service dead load is 100 kips and the live load is 150 kips.  The section is W12x136 and A36 steel.  Please determine Cb and use it to help your beam-column capacity.  Take Cm = 1.0. 

W12 x 136-
(W310 X 202)
A36
Q
250 k
250 k
11'-0"
11'-0"
-Consider as lateral support only
against movement in weak direction
Transcribed Image Text:W12 x 136- (W310 X 202) A36 Q 250 k 250 k 11'-0" 11'-0" -Consider as lateral support only against movement in weak direction
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