A flanged wooden shape is used to support the loads shown on the beam. The dimensions of the shape are shown in the second figure. Assume LAB = 5 ft, LBc = 4 ft, LCD= 3 ft, LDE = 3 ft, Pc = 2100 lb, PE = 1820 lb, WAB= 860 lb/ft, b₁ = 10 in., b₂ = 2 in., b3 = 5 in., d₁ = 2 in., d₂=9 in., d3 = 2 in. Consider the entire 15-ft length of the beam and determine: (a) the maximum tension bending stress or at any location along the beam, and (b) the maximum compression bending stress oc at any location along the beam. WAB LAB B Pc LBC b₁ b3 C LCD -b₂ D ↓ d₁ LDE d₂ dz E

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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A flanged wooden shape is used to support the loads shown on the beam. The dimensions of the shape are shown in the second figure.
Assume LAB = 5 ft, LBc = 4 ft, LcD = 3 ft, LDE = 3 ft, Pc = 2100 lb, PE = 1820 lb, WAB = 860 lb/ft, b₁ = 10 in., b₂ = 2 in., b3 = 5 in., d₁ = 2 in., d₂ = 9
in., d3 = 2 in. Consider the entire 15-ft length of the beam and determine:
(a) the maximum tension bending stress o at any location along the beam, and
(b) the maximum compression bending stress oc at any location along the beam.
Answers:
(a) OT
(b) oc
= i
=
WAB
LAB
N
B
Pc
LBC
b₁
LCD
HI
b3
b₂
psi.
psi.
D
↑
LDE
d₂
PE
E
X
Transcribed Image Text:A flanged wooden shape is used to support the loads shown on the beam. The dimensions of the shape are shown in the second figure. Assume LAB = 5 ft, LBc = 4 ft, LcD = 3 ft, LDE = 3 ft, Pc = 2100 lb, PE = 1820 lb, WAB = 860 lb/ft, b₁ = 10 in., b₂ = 2 in., b3 = 5 in., d₁ = 2 in., d₂ = 9 in., d3 = 2 in. Consider the entire 15-ft length of the beam and determine: (a) the maximum tension bending stress o at any location along the beam, and (b) the maximum compression bending stress oc at any location along the beam. Answers: (a) OT (b) oc = i = WAB LAB N B Pc LBC b₁ LCD HI b3 b₂ psi. psi. D ↑ LDE d₂ PE E X
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