Blog posts

1- A step-by-step introduction to tension members.

April 14, 2025January 1, 2021 by Maged kamel

Introduction to tension members. What are the various types of fracture of tension members? The damage due to the punching of a hole.

1-What is the First moment of area?

May 18, 2023December 31, 2020 by Maged kamel

brief illustration-Post 1-moment of area

The lecture includes definitions for the area, Cg of an area, and the first moment of area, Moment of inertia, and product of inertia.

4-Nominal shear strength and bearing- tear out made simple.

September 19, 2025December 30, 2020 by Maged kamel

Brief illustration for the content of post 4-bearing types connections

The relation between the nominal shear strength of bolts, and their ultimate strength. The discussion is about bearing and tear out in more detail.

28- Part 4/4 of the Solved problem 9-9-6 How To Find LL?

July 29, 2025December 20, 2020 by Maged kamel

Part 4/4 of the solved problem 9-9-6, which includes the estimation of Cb for a simply supported beam under uniform load.

19-Modification to the alignment chart for an un-braced frame.

July 16, 2025December 17, 2020 by Maged kamel

How to estimate the bending stiffness for different end conditions for unbraced columns?

Modification To the Alignment Chart, introduction to modification factor m, and how these factors were derived?

27- Part 3/4 of the Solved problem 9-9-6, how to find LL?

July 29, 2025December 15, 2020 by Maged kamel

Check the lateral –Torsional buckling and find Lp and Lr values.

Part 3/4 of the solved problem 9-9-6, this part includes the estimation of Lp value and Lr value for the built-up beam under lateral-torsional buckling.

13- Easy approach to Moment of inertia Ix-for a triangle.

June 14, 2025December 10, 2020 by Maged kamel

The post includes the procedure to estimate the moment of inertia Ix -for a triangle and the radius of gyration about x, and then estimate the value Ix at center of gravity cg .

18A-Analysis of portal frame-fixed supports at base.

July 17, 2025December 10, 2020 by Maged kamel

Brief illustration for post 18a-compression.

A review of portal frame-fixed supports at base, how to derive the internal forces for portal frame-fixed supports at base,

26-Part-2-4 of the Solved problem 9-9-6, How To Find LL?

July 28, 2025December 8, 2020 by Maged kamel

How to find the nominal momewnt values for both the flange and web sections?

Part-2-4 of the solved problem 9-9-6 from Prof. Charles salmon’s book, how to get the service LL for a welded section. Values for Sx and Mn were estimated.