Skip to main content
HomeMATHalinoEngineering Math Review

Search form

Login • Register

  • Home
    • Recent
    • Glossary
    • About
  • Algebra
    • Derivation of Formulas
    • Engineering Economy
    • General Engineering
  • Trigo
    • Spherical Trigonometry
  • Geometry
    • Solid Geometry
    • Analytic Geometry
  • Calculus
    • Integral Calculus
    • Differential Equations
    • Advance Engineering Mathematics
  • Mechanics
    • Strength of Materials
    • Structural Analysis
  • CE
    • CE Board: Math
    • CE Board: Hydro Geo
    • CE Board: Design
    • Surveying
    • Hydraulics
    • Timber Design
    • Reinforced Concrete
    • Geotechnical Engineering
  • Courses
    • Exams
    • Old MCQ
  • Forums
    • Basic Engineering Math
    • Calculus
    • Mechanics
    • General Discussions
  • Blogs

Breadcrumbs

You are here:

  1. Home
  2. economic section

economic section

Solution to Problem 543 | Floor Framing

Problem 543
A portion of the floor plan of a building is shown in Fig. P-543. The total loading (including live and dead loads) in each bay is as shown. Select the lightest suitable W-shape if the allowable flexural stress is 120 MPa.
 

  • Read more about Solution to Problem 543 | Floor Framing
  • Log in or register to post comments

For Girders (G - 2) | Solution to Problem 542

Contents

  1. For Girders (G - 2)
  2. Summary:
Contents 1 - For Girders (G - 2) 2 - Summary:
Back to top

For Girders (G - 2)

542-girder-g2.jpg$S_{required} = \dfrac{M}{f_b} = \dfrac{120(1000^2)}{120}$
$S_{required} = 1000 \times 10^3 \, \text{mm}^3$
 

  • Read more about For Girders (G - 2) | Solution to Problem 542
  • Log in or register to post comments

For Beams (B - 3) | Solution to Problem 542

For Beams (B - 3)

542-beam-b3.jpg$M_{max} = \frac{1}{8}(20)(62)$
$M_{max} = 90 \, \text{kN}\cdot\text{m}$
 
$S_{required} = \dfrac{M_{max}}{f_b} = \dfrac{90(1000^2)}{120}$
$S_{required} = 750 \times 10^3 \, \text{mm}^3$
 

  • Read more about For Beams (B - 3) | Solution to Problem 542
  • Log in or register to post comments

For Beams (B - 2) | Solution to Problem 542

For Beams (B - 2)

542-beam-b2.jpg$\Sigma M_{R2} = 0$
$6R_1 = 20(4) + 10(2)(5) + 15(4)(2)$
$R_1 = 50 \, \text{kN}$
 
$\Sigma M_{R1} = 0$
$6R_2 = 20(2) + 10(2)(1) + 15(4)(4)$
$R_2 = 50 \, \text{kN}$
 

  • Read more about For Beams (B - 2) | Solution to Problem 542
  • Log in or register to post comments

For Girder (G - 1) | Solution to Problem 542

For Girder (G - 1)
542-girder-g1.jpg$S_{live-load} = \dfrac{M}{f_b} = \dfrac{40(1000^2)}{120}$
$S_{live-load} = 333.33 \times 10^3 \, \text{mm}^3$
 

  • Read more about For Girder (G - 1) | Solution to Problem 542
  • Log in or register to post comments

Solution to Problem 542 | Floor Framing

Problem 542
Select the lightest W shape sections that can be used for the beams and girders in Illustrative Problem 537 of text book if the allowable flexural stress is 120 MPa. Neglect the weights of the members.
 

  • Read more about Solution to Problem 542 | Floor Framing
  • Log in or register to post comments

Solution to Problem 536 | Economic Sections

Problem 536
A simply supported beam 10 m long carries a uniformly distributed load of 20 kN/m over its entire length and a concentrated load of 40 kN at midspan. If the allowable stress is 120 MPa, determine the lightest W shape beam that can be used.
 

  • Read more about Solution to Problem 536 | Economic Sections
  • Log in or register to post comments

Solution to Problem 535 | Economic Sections

Problem 535
A simply supported beam 24 ft long carries a uniformly distributed load of 2000 lb/ft over its entire length and a concentrated load of 12 kips at 8 ft from left end. If the allowable stress is 18 ksi, select the lightest suitable W shape. What is the actual maximum stress in the selected beam?
 

  • Read more about Solution to Problem 535 | Economic Sections
  • Log in or register to post comments

Solution to Problem 534 | Economic Sections

Problem 534
Repeat Prob. 533 if the uniformly distributed load is changed to 5000 lb/ft.
 

  • Read more about Solution to Problem 534 | Economic Sections
  • Log in or register to post comments

Solution to Problem 533 | Economic Sections

Problem 533
A beam simply supported on a 36-ft span carries a uniformly distributed load of 2000 lb/ft over the middle 18 ft. Using an allowable stress of 20 ksi, determine the lightest suitable W shape beam. What is the actual maximum stress in the selected beam?
 

  • Read more about Solution to Problem 533 | Economic Sections
  • Log in or register to post comments

Pagination

  • (Page 1)
  • Next page ››
Home • Forums • Blogs • Glossary • Recent
About • Contact us • Terms of Use • Privacy Policy • Hosted by Linode • Powered by Drupal
MATHalino - Engineering Mathematics • Copyright 2025 Jhun Vert • All rights reserved