2. Find the following, given that the beam below is a sawn lumber beam made of Douglas-Fir 4"x Nol & Btr grade. a. The maximum bending moment in the beam. b. The minimum section modulus required. c. The maximum deflection in the beam. d. Assess whether a sawn lumber section with nominal size of 4x14 will be safe under bending. Provide mathematical evidence of your assessment. w=195 pounds per linear feet (lbs/ft) L=20ft

2. Find the following, given that the beam below is a sawn lumber beam made of Douglas-Fir 4"x Nol & Btr grade. a. The maximum bending moment in the beam. b. The minimum section modulus required. c. The maximum deflection in the beam. d. Assess whether a sawn lumber section with nominal size of 4x14 will be safe under bending. Provide mathematical evidence of your assessment. w=195 pounds per linear feet (lbs/ft) L=20ft

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

2. Find the following, given that the beam below is a sawn lumber beam made
of Douglas-Fir 4"x Nol & Btr grade.
a. The maximum bending moment in the beam.
b. The minimum section modulus required.
c. The maximum deflection in the beam.
d. Assess whether a sawn lumber section with nominal size of 4x14 will
be safe under bending. Provide mathematical evidence of your
assessment.
w=195 pounds per linear feet (lbs/ft)
L=20ft

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