Deadly collapse at Florida condo happened slowly over several weeks, report finds

Key Points:

• The collapse of the Champlain Towers South condominium in Surfside, Florida, in June 2021 was preceded by weeks of structural failure, starting with two garage column connections failing in early June, according to a NIST report.
• The building was inherently vulnerable due to design flaws that did not meet building codes and modifications over 40 years, including added planters and pool deck alterations that increased load beyond the structure's capacity.
• Corrosion of reinforcing steel and visible cracks in the pool deck and planter walls were evident before the collapse, with residents reporting signs of structural distress such as cracking and water leaks in the parking garage.
• The collapse sequence began with the pool deck failing in a domino effect, followed by parts of the tower, while a strong concrete wall prevented total destruction of the entire building.
• In response to the disaster, Florida enacted laws requiring condo associations to maintain sufficient reserves for major repairs, though subsequent legislation was introduced to ease financial burdens on residents facing large maintenance fees.