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A sudden structural collapse at an under-construction warehouse in Kolkata’s Taratala area has left at least three workers dead, several injured and dozens feared trapped after the roof of a three-storey structure caved in around 12:20 PM on Wednesday during ongoing concrete casting work.
At the time of the incident, approximately 50 to 60 labourers were present inside the site. Within seconds, the structure gave way, bringing down heavy reinforced concrete slabs and iron beams that buried workers under massive debris and turned an active construction zone into a high-intensity rescue operation.
Initial reports indicate that between 13 and 21 workers have been rescued and shifted to Kolkata’s SSKM Hospital for treatment, while several others remain trapped under unstable rubble. Authorities have confirmed three deaths so far, with concerns that the toll could rise as rescue operations progress deeper into the collapsed structure.
Multi-agency rescue operation launched immediately
A massive coordinated rescue operation was launched shortly after the collapse, with the Indian Army joining the National Disaster Response Force (NDRF), State Disaster Response Force (SDRF), Fire and Emergency Services and Kolkata Police at the site.
Heavy machinery, including cranes and gas cutters, has been deployed to remove twisted steel reinforcements and break through large slabs of concrete. Rescue teams are also conducting vertical drilling operations to reach deeper sections where survivors may still be trapped. Sniffer dogs and drones have been pressed into service to locate signs of life beneath the debris.
Ambulances remain stationed at the site as continuous evacuation efforts transport injured workers to hospitals without delay.
Hospitals on high alert as casualties rise
All rescued workers have been admitted to SSKM Hospital, where emergency trauma and disaster management units were activated immediately after the incident. Medical teams confirmed that multiple patients are being treated for fractures, head injuries and internal bleeding, with several in critical condition.
Hospital authorities have kept additional emergency wards on standby as rescue operations continue and more injured are expected.
Top officials reach site, control room activated
Senior officials, including the Chief Minister and state ministers, reached the site soon after the collapse to monitor rescue efforts. A centralised disaster response system has been activated, with a control room set up at Nabanna and emergency helpline numbers issued for families seeking information about missing workers.
Authorities stated that all available resources from multiple agencies have been mobilised, with priority focused entirely on rescue and medical evacuation amid highly unstable conditions at the site.
Collapse during casting raises serious concerns
Preliminary inputs suggest that the collapse occurred during concrete casting work, with reports also indicating possible concurrent welding activity inside the structure. Eyewitnesses described a sudden structural failure with no warning, leaving workers trapped instantly under falling slabs and steel beams.
Concerns have been raised regarding possible use of substandard materials and lapses in construction safety protocols. Local accounts also suggest that irregular construction practices may have been ongoing at the site, though the exact cause will only be confirmed after a formal investigation.
Port land project under scrutiny
The warehouse was being constructed on leasehold land under the Syama Prasad Mookerjee Port Authority, allotted for logistics infrastructure development. The collapse has now intensified scrutiny over safety enforcement and regulatory oversight in large-scale industrial construction projects operating within critical infrastructure zones.
Rescue continues as fears of higher toll persist
As rescue operations continue into the evening, officials have warned that the death toll may rise further as more workers remain unaccounted for beneath the debris. Emergency teams continue to battle unstable rubble in a race against time to locate survivors.
While the immediate focus remains on saving lives, the incident has once again exposed deeper vulnerabilities in construction safety enforcement and on-ground compliance systems that continue to allow high-risk structural failures to occur.
