Discussions Populaires Dans la Communauté Conception parasismique

How can we improve our structural design in frequency domain? What are the frequencies of the earthquake we have to consider during seismic design? ‎

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Which natural frequencies to consider in a modal analysis ?‎

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I dont have a cumulative mass fraction that exceed the 90% of the total mass, in Modal analysis, what shall I do ?‎

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What are the precautions needed to build a safe structure in a seismic situation ?‎

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I have just a few modal mass fraction that exceed the 5% of the total mass, in Modal analysis, how much cases I need to consider ?‎

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What is the preferable character of a structure against seismic solicitations, rigid or flexible? why ?‎

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What is the interval of the acceptable natural frequencies of a structure in a seismic situation ?‎

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What is the idea of capacity design ? is it always the optimal solution ?‎

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Which tool is better to carryout Nonlinear Static Pushover Analysis of frame structures, STAAD Pro or SAP2000?‎

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Can we begin the shear wall from the ground flour and not extend it to the foundation ?‎

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