A W10x30, 3.2 m long, A36 steel is used as a column with fixed ends to support a service dead load of 255 kN. Calculate the maximum service live load the column can sustain using LRFD. Use theoretical value of k. Write your answer rounded to the nearest whole number in kN. 0-5703 mm²
A W10x30, 3.2 m long, A36 steel is used as a column with fixed ends to support a service dead load of 255 kN. Calculate the maximum service live load the column can sustain using LRFD. Use theoretical value of k. Write your answer rounded to the nearest whole number in kN. 0-5703 mm²
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:A W10x30, 3.2 m long, A36 steel is used as a column with fixed
ends to support a service dead load of 255 kN. Calculate the
maximum service live load the column can sustain using
LRFD. Use theoretical value of k. Write your answer rounded
to the nearest whole number in kN.
A = 5,703 mm²
rx = 111.25 mm
ry = 34.80 mm
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Step 1: The given data is shown below:
VIEWStep 2: The effective length of the column is
VIEWStep 3: The slenderness ratio is
VIEWStep 4: Check the slenderness :
VIEWStep 5: Check web slenderness
VIEWStep 6: Euler's buckling stress is given by
VIEWStep 7: The critical stress is given by
VIEWStep 8: The design strength is given by
VIEWStep 9: The maximum service live load is
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