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 = 8 ft, LBc = 3 ft, LCD= 3 ft, LDE = 4 ft, Pc = 2090 lb, PE = 2200 lb, WAB = 820 lb/ft, b₁ = 8 in., b2 = 2 in., b3 = 4 in., d₁ = 2 in., d2 = 9 in., d3= 2 in. Consider the entire 18-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 с LCD -b₂ OD d₁ LDE d₂ dz PE

Structural Analysis
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ISBN:9781337630931
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 = 8 ft, LBC = 3 ft, LCD= 3 ft, LDE = 4 ft, Pc = 2090 lb, PE = 2200 lb, WAB= 820 lb/ft, b₁ = 8 in., b2 = 2 in., b3 = 4 in., d₁ = 2 in., d2 = 9
in., d3= 2 in. Consider the entire 18-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.
(0)
Answers:
(a) σT =
(b) oc=
WAB
LAB
B
Pc
LBC
b₁
b3
с
LCD
-b₂
psi.
psi.
D
d₁
LDE
d₂
dz
PE
E
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 = 8 ft, LBC = 3 ft, LCD= 3 ft, LDE = 4 ft, Pc = 2090 lb, PE = 2200 lb, WAB= 820 lb/ft, b₁ = 8 in., b2 = 2 in., b3 = 4 in., d₁ = 2 in., d2 = 9 in., d3= 2 in. Consider the entire 18-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. (0) Answers: (a) σT = (b) oc= WAB LAB B Pc LBC b₁ b3 с LCD -b₂ psi. psi. D d₁ LDE d₂ dz PE E
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