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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.

19-Modification to the alignment chart for an unbraced frame.

September 21, 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?

September 14, 2026December 15, 2020 by Maged kamel
Brief data for post 27-steel beam

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 of LU decomposition for a 2×2 matrix

October 21, 2026December 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.

September 8, 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 a portal frame with fixed supports at the base.

September 21, 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.

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

September 14, 2026December 8, 2020 by Maged kamel
brief illustration for the content of post 26 for steel beam posts

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.

Categories Built up sections Tags Part 2/4 of the solved problem 9-9-6

25-Part 1-4 Solved Problem 9-9-6: How to Find Service LL?

September 14, 2026December 5, 2020 by Maged kamel
Check flange and web compactness of a section

Part 1 of the solved problem 9-9-6 from Prof. Charles G salmon’s book, How to check whether the Flange and web are compact or non-compact sections.

Categories Built up sections Tags Part 1/4 for the solved problem 9-9-6

12-Product of inertia Ixy for the right-angle case 2.

September 8, 2026December 5, 2020 by Maged kamel
Brief data for post-12-inertia-product of inertia-right-angle case 2

The post includes the product of inertia Ixy for the triangular section case -2. Two alternative methods were used. A full description is introduced.

Categories Second moment of area for plain shapes Tags Product of inertia for right-angle triangle case-2.
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