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Recent content by StruTie

  1. StruTie

    Core wall to take the whole lateral loads?

    Thanks for your reply, Retrograde. Currently the wall thickness I use is 200mm but can be increased or reduced.
  2. StruTie

    Core wall to take the whole lateral loads?

    Hi hokie66, Thanks for your reply again. Shear walls are common but I have seen too many plans that core walls are the only shear walls that can go to the ground. The more common structure I have seen here is flat slab with core walls, and band beam with column / wall (normally being...
  3. StruTie

    Core wall to take the whole lateral loads?

    Hi GC_Hopi, Thanks for your reply. I am not relying on the FEA model and that's why I create this thread. I built the model to check the deflection and mode. Like I said, I am not comfortable with structure as well but I can't tell what the problem is with be for the model.
  4. StruTie

    Core wall to take the whole lateral loads?

    Hi AaronMcD, concrete moment frames are not popular here, I have seen too many engineering plans using band beams - columns system and the columns will be transferred at other floor. Same as this one, There is no place for me to have a ground-to-roof shear walls or portal frames at both ends.
  5. StruTie

    Core wall to take the whole lateral loads?

    Hi hokie66, thanks for your reply. The X dimension is actually around 80 metres, my bad. Putting architectural issue aside, what is the exact issue for a structure like this when the deflection and strength of element seem okay after FEA?
  6. StruTie

    Core wall to take the whole lateral loads?

    Hi Agent666, Thanks for you reply. I am not comfortable with a structure like this as well especially the slab is cantilevered this long. But on the other hand, I can't tell what's wrong with analysis result from FE analysis though. I meant, the max deflection under lateral loads is 25mm at the...
  7. StruTie

    Core wall to take the whole lateral loads?

    Hi Guys, I have a 7-storey building of which the plan layout looks like below. Slabs and walls are all concrete. My questions are: 1. Can I use the core wall only to resist the lateral loads including wind and earthquake in Y direction? The core is slightly eccentrically located in the...

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