PROBLEM 3 A W 14 x 68 having the following properties: Prop. of W 14 x 68 d = 356.62 mm bf = 254.89 mm Sx = 1688 x 103 mm3 Zx = 1885 x 103 mm3 E = 200000 MPa Elastic buckling stress: Fcr 420 MPa Cb = 1.14 Lp = 2.65 m tf = 18.29 mm Fy = 345 MPa Determine the flexural strength of the beam if the beam has a Lr= 8.05 m a) continuous lateral support. b) Determine the flexural strength of the beam if the beam has an unbraced length of 6 m. Determine the flexural strength of the beam if the beam has an c) unbraced length of 12 m.
PROBLEM 3 A W 14 x 68 having the following properties: Prop. of W 14 x 68 d = 356.62 mm bf = 254.89 mm Sx = 1688 x 103 mm3 Zx = 1885 x 103 mm3 E = 200000 MPa Elastic buckling stress: Fcr 420 MPa Cb = 1.14 Lp = 2.65 m tf = 18.29 mm Fy = 345 MPa Determine the flexural strength of the beam if the beam has a Lr= 8.05 m a) continuous lateral support. b) Determine the flexural strength of the beam if the beam has an unbraced length of 6 m. Determine the flexural strength of the beam if the beam has an c) unbraced length of 12 m.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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