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Questions related from Ahmed Hussein Olat
When calculating consolidation settlement under structure loads, it is recommended to use the net foundation stress (net foundation stress= stress of the structure - the stress of the excavated...
02 July 2020 7,269 5 View
Dear researchers, when modelling compacted granular fill or compacted clay fill on a clay soil, during the analysis, will you use the undrained or drained parameters of the a) compacted...
27 April 2020 7,423 5 View
Dear Researchers, In FEM software like ETABS instead of incorporating long shell elements in piles, what is the other alternative that could be defined in ETABS, like what should the geotechnical...
04 April 2020 5,219 7 View
While doing liquefaction analysis, what is the correct water boundaries during the analysis? -seepage -outflow?
21 March 2018 7,450 8 View
How to model geogrids (the ground improvement technique in plaxis)?
28 February 2018 2,076 9 View
Dear Researchers, I want to model a pile and perform Non-linear analysis in Sap2000. My idea is giving the pile a certain displacement from an earthquake data and analysing the pile in...
21 February 2018 6,663 3 View
Dear Researchers, I would like to model a pile for instance and add struts at different points (they will be acting as a wall) and then after the analysis. I would find the Forces. I will then...
23 January 2018 7,365 13 View
In plaxis when doing dynamic analysis or liquefaction it is advised to do analysis in 1. Ko , initial phase 2. phase 1 with DIFFERENT SOIL characteristics and Phase 3 the dynamaic analysis with...
19 December 2017 2,338 5 View
When selecting certain boundaries in plaxis (like tied degrees of freedom and free field) are we supposed to introduce an interface at the vertical and horizontal part of the boundary?
19 December 2017 3,918 2 View
Dear all, When conducting plaxis analysis the elastic modulus of soils is used as an input in Mohr Coulomb and Hardning Soil models, E´and E50 in drained conditions, respectively. The...
01 January 1970 4,411 7 View
Dear All, When designing structures using computer programs such as CSI SAP2000 or ETABS or any other equivalent software, generally, we input the subgrade modulus in the form of kN/m3. This value...
01 January 1970 6,683 3 View
Dear researchers, In triaxial tests, we conduct the following tests. Unconsolidated Undrained-------cu (undrained shear strength) Consolidated Undrained-------c´ and ϕ´ (effective parameters), c...
01 January 1970 7,918 2 View
Dear Researchers, In the HS model there is the shear modulus value (Go) that we input in the parameters tab. The maximum shear modulus is given as Gmax=ρVs2. But as I noticed in many papers and...
01 January 1970 1,442 7 View
When conducting analysis of foundation on rocks, and the triaxial test results of the rock material is found as c=3 MPa and ϕ= 44 degrees. In analysis, this cohesion value has to be reduced to...
01 January 1970 10,082 26 View
Dear researchers, Is there a reason why the lowermost anchors in anchored wall or pile system is stressed at higher loads than the upper anchors. I know of the earth pressures in sand s and clay...
01 January 1970 2,528 2 View
Dear Researchers, According to FHWA GEC 009 (https://vulcanhammernet.files.wordpress.com/2019/10/nhi18031.pdf) document, "It must be recognized that the presence of free water does not...
01 January 1970 4,334 0 View
Dear Researchers, When conducting pseudo static slope stability in plaxis for a certain kh value of 0.4. The model collapses, meaning that the peak acceleration is too much for the model (of...
01 January 1970 7,178 0 View
