Catastrophic Failure

Deadly Incident

A devastating collapse of an under-construction expressway in Bangkok has resulted in multiple fatalities and severe traffic congestion. The incident occurred on Saturday, March 15, 2025, when a concrete beam of the Rama III-Dao Khanong-Bangkok Outer Western Ring Road expressway project collapsed onto the existing Chalerm Maha Nakhon expressway in the Dao Khanong area.

Casualties and Injuries

Human Toll

The collapse claimed the lives of at least seven individuals, including workers and an engineer. Additionally, over 20 people sustained injuries, with some still trapped beneath the debris. Rescue efforts are ongoing, utilizing specialized equipment and search dogs to locate survivors.

Traffic Impact

Commuter Chaos

The collapse has severely damaged the Chalerm Maha Nakhon expressway ramp, a crucial link to Rama II Road, the main southbound highway. This has led to significant traffic disruptions, with authorities predicting severe congestion, especially for Monday commuters.

Recovery Timeline

Phased Reopening

Surachet Laophulsuk, governor of the Expressway Authority of Thailand (Exat), estimates that debris removal will take approximately seven days. The inbound side of the affected ramp may reopen within this period. However, the outbound side suffered more extensive damage, requiring beam replacement and an estimated 30 days for complete restoration.

Alternative Routes

Detour Recommendations

Transport authorities are advising motorists to seek alternative routes to mitigate the impact of the closure. The damaged section, which connects to the Rama IX Bridge linking Bangkok and Thon Buri across the Chao Phraya River, plays a crucial role in the city’s transportation network.

Investigation and Accountability

Cause Analysis

Preliminary investigations suggest that unstable soil conditions may have contributed to the collapse. Authorities are conducting a thorough investigation to determine the exact cause and identify those responsible. The contractors involved have been suspended for 14 days pending the investigation’s outcome.

Safety Concerns

Recurring Issues

This incident highlights ongoing safety concerns in Thailand’s construction industry, particularly along the Rama II Road corridor. The area has a history of prolonged construction timelines and frequent accidents, prompting calls for stricter safety measures and regulations.

Government Response

Policy Changes

In response to the tragedy, the transportation ministry is developing new regulations aimed at suspending contractors found liable for construction accidents and potentially blacklisting them from future government projects. This move seeks to enhance accountability and improve safety standards in the construction sector.

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