Weak concrete removed from WTC's Freedom Tower foundation (AP)

[riky]

Weak concrete removed from WTC's Freedom Tower foundation
    (AP)

 


<p>You are not allowed to view links. Register or LoginAP - Builders of the Freedom Tower poured a bad batch of concrete into the foundation of the skyscraper replacing the World Trade Center and spent the last few weeks removing it after tests showed it wasn't strong enough, officials said.</p><br clear="all"/>


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