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Episode 71: Florida International University Pedestrian Bridge Collapse

Well There‘s Your Problem

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Post Tensioning Is Not Helping You, Right?

The problem is your node, right? Is being driven by a force which is axial to the main concrete member. And that's why we see a member 12 getting pushed outwards and sharing. So the idea is we return it to a previous condition by increasing the force on the post tensioning rods. This results in more compression, which results in some more clamping force, which is good and a lot more sheer force. Ooh, I have restored this table to its previously unsat condition by sweeping the the tablecloth out from underneath it. Yes. That was already showing crack it. Cool. Great Yeah. All right. Let's sort of look at our sanity check here

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