Problem #1 A W 18 x 40 beams are spaced at 2.4 m. on center. The beams are simply supported on a span length of 9 m. and support a 150 mm thick reinforced concrete slab. Assume A 36 steel and full lateral support of the compression flange. Unit weight of concrete is 24 kN/m3 Use LRFD method of analysis br ty k h = 393.7 mm d Prop. of W 18 x 40 (wt. of beam = 60 kg/m) A = 7613 mm2 O Determine the design flexural strength of the beam. d = 454.66 mm tr = 13.34 mm ® Determine distributed nominal live load imposed on the beam. the allowable uniform bf = 152.78 mm tw = 8 mm Sx = 1121 x 103 mm³ Determine the required shear strength of the beam. Use ø = 0.90 Zx = 1285 x 103 mm³ Fy = 248 MPa U = 1.2 D + 1.6 L

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Problem #1
A W 18 x 40 beams are spaced at 2.4 m. on
center. The beams are simply supported on a
span length of 9 m. and support a 150 mm
thick reinforced concrete slab. Assume A 36
steel and full lateral support of the
compression flange. Unit weight of concrete is
24 kN/m³ Use LRFD method of analysis
by
ty
k
h = 393.7 mm
d
Prop. of W 18 x 40
(wt. of beam = 60 kg/m)
A = 7613 mm2
O Determine the design flexural strength
of the beam.
d = 454.66 mm
tr = 13.34 mm
® Determine
distributed nominal live load imposed
on the beam.
the
allowable
uniform
bf = 152.78 mm
tw = 8 mm
Sx = 1121 x 103 mm³
Determine the required shear strength
of the beam. Use ø = 0.90
Zx = 1285 x 103 mm³
Fy = 248 MPa
U = 1.2 D + 1.6 L
Transcribed Image Text:Problem #1 A W 18 x 40 beams are spaced at 2.4 m. on center. The beams are simply supported on a span length of 9 m. and support a 150 mm thick reinforced concrete slab. Assume A 36 steel and full lateral support of the compression flange. Unit weight of concrete is 24 kN/m³ Use LRFD method of analysis by ty k h = 393.7 mm d Prop. of W 18 x 40 (wt. of beam = 60 kg/m) A = 7613 mm2 O Determine the design flexural strength of the beam. d = 454.66 mm tr = 13.34 mm ® Determine distributed nominal live load imposed on the beam. the allowable uniform bf = 152.78 mm tw = 8 mm Sx = 1121 x 103 mm³ Determine the required shear strength of the beam. Use ø = 0.90 Zx = 1285 x 103 mm³ Fy = 248 MPa U = 1.2 D + 1.6 L
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