Possible structure defect in collapsed condo

Structural engineers think critical concrete supporting structures at the collapsed Champlain Towers South condominium may not have had enough internal reinforced steel bars, known as “rebar”


Two rods per face would mean four bars passing through each column

Top rebar layer

Bottom rebar layer

Collapsed deck exposes areas where rebar is used to connect three pillars to concrete floor. Photos indicate two or three rods sticking out of each pillar’s face

1979: Original plans stipulate eight bars should pass through each column
Section exposed by floor collapse

Aerial view looking into collapsed ground level parking garage

1 Jun 24: Section collapses

2 Jul 4: Remainder demolished

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Sources: New York Times, BBC
Pictures: Getty Images, Google Earth Pro 
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