Federal investigators conclude that the deadly collapse of a Florida beachfront condominium did not occur suddenly, but developed over weeks. According to reporting that draws on the probe’s findings, structural failure appears to have begun earlier than the moment the building partially or fully collapsed, leaving signs that the deterioration was progressing before the incident. Investigators say the collapse ultimately resulted in a large pile of rubble and extensive damage, but the underlying problem likely escalated over time rather than in a single short period. The findings reported by multiple outlets indicate that investigators are assessing what factors contributed to the gradual breakdown, including the condition of the structure in the lead-up to the collapse and any warning signs that may have been present. The probe is also described as examining the timeline of events and how the building’s weakening progressed prior to the collapse. Further details on specific causes, responsible parties, or enforcement actions are not included in the provided excerpts, but the shared thrust of the reporting is that the failure was preceded by a multi-week period of deterioration.