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Babak Esmailzadeh Hakimi

I can answer questions in Structural Engineering, Earthquake Engineering, Project Management and Project Control topics!

Arshad Khan

On Vacation
returns 10/12/2016
I can answer any questions to do with civil and structural engineering consultancy and construction industry in East Africa and the Middle East, and specifically with the analysis and design of reinforced concrete structures. My particular expertise is in the aseismic design and optimisation of tall buildings.

Recent Answers

2016-09-04 Mix Design:

Hi Vivek,    You can use quarry dust (size 0.5-2mm) instead of sand but not as a replacement for coarse aggregate, unless you are talking about just mortar for rendering and blockwork joints.    Its difficult

2016-09-03 Euro Code Definitions:

Hi Abdikarim,    Permanent loads are those that are always there- such as self weight and super imposed dead load (finishes), M&E installations, facades, (Gk) etc. Maybe also some proportion of the live

2016-08-31 test piles:

Dear Nords    I havent had experineces in this field. I cant imagine why you practice the prestressing in piles because I suppose a symmetric behaviour and model for a pile which cant have something to

2016-08-29 calculation of Torsional Irregularity Factors Ax:

Dear Azhar    The results of static and modal are different but their effect on eccentrencity shall not be because of the same eccentrencity of stiffness and mass centers which are the same for both method

2016-08-07 calculation of Torsional Irregularity Factors Ax:

Dear Azkar khan  There is no evidency about this matter but as a matter of fact there is no real difference between the results. But it is obvious that to move to more sophisticated methods need to control

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