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Maged kamel

Technical Office Manager- B.Sc in Civil Engineering, (Faculty of Engineering, Ain- Shams University) Cairo, Egypt. 1980. I have worked for the following Companies in Egypt: Speco, National Company for Housing, Orascom /CCC joint venture BELFOUR BETTY/ARAB CONTRACTORS. Saudi Arabia: SAUDI LETCO, ALMAJAL Company, Saudi Company for Development and commerce, SAUDI BIN LADEN GROUP.

1A- Easy introduction to Tension members-part-2.

February 14, 2026December 20, 2020 by Maged kamel
Introduction to post 1A-tension members.

Introduction to Tension members-part 2, how to estimate net area. The definition of net area, net effective area.

Categories Tension Members Tags Introduction to Tension members

3-How to solve for x-y by L-U Decomposition?

January 25, 2026December 20, 2020 by Maged kamel
How to solve for x-y by L-U Decomposition?

How to solve for x-y by L-U Decomposition? Illustration by Gauss elimination for L and U matrices.

Categories Solution of linear systems Tags Solving for the x and y for two equations by L/U Decomposition

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

February 18, 2026December 18, 2020 by Maged kamel
Where to use Tension members? which chapter in Ais Governs design?

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

Categories Tension Members Tags Introduction to Tension members

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

March 5, 2026December 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?

Categories Compression Members Tags Modifications to the alignment chart for an unbraced frame

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

February 25, 2026December 15, 2020 by Maged kamel

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.

Categories Built up sections Tags Part 3/4 of the Solved problem 9-9-6

2- Easy illustration for LU decomposition for 2×2 matrix

December 25, 2025December 14, 2020 by Maged kamel
Easy illustration for LU decomposition for 2×2 matrix.

How to use the Lu decomposition method for a 2×2 matrix? A step-by-step guide to find L and U values?

Categories Solution of linear systems Tags How to find the L/U decomposition for the 2x2 matrix-Doolittle's method?, Video How to convert A matrix to L*U

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

January 1, 2026December 10, 2020 by Maged kamel
Brief content of post-13-inertia- find ix for the triangle.

How do we estimate the moment of inertia Ix -for a triangle and the radius of gyration about x? Estimate the value Ix at center of gravity cg .

Categories Second moment of area for plain shapes Tags Moment of inertia Ix for the triangle

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

March 4, 2026December 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,

Categories Compression Members Tags A Review of fixed portal frames.
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