Qualla: Collapse of Can Tho Bridge

Collapse of Can Tho Bridge: Introduction

Thu, 26 Mar 2026 00:00:00 GMT

Photo credit vi:user:Lưu Ly, CC BY-SA 3.0. The temporary pillars met just 15 percent of the required load capacity. A Japanese consultant had flagged the problem nine months earlier, recommending that contractors redo their designs. On the morning of September 26, 2007, those pillars gave way. A 90-meter section of steel and concrete -- part of an approach ramp for the massive Can Tho Bridge over the Mekong's largest distributary -- dropped more than 30 meters onto a small island near the Vinh Long side of the river, burying roughly 250 workers under rubble.

Image: vi:user:Lưu Ly | CC BY-SA 3.0

Collapse of Can Tho Bridge: A Bridge for the Delta

Thu, 26 Mar 2026 00:00:00 GMT

Photo credit vi:user:Lưu Ly, CC BY-SA 3.0. Can Tho Bridge was supposed to be transformative. The 2.75-kilometer, four-lane cable-stayed bridge would span the Hau River -- the Bassac, the Mekong's largest distributary -- connecting Vinh Long Province to Can Tho city approximately 170 kilometers south of Ho Chi Minh City. F...

Image: vi:user:Lưu Ly | CC BY-SA 3.0

Collapse of Can Tho Bridge: Eight O'Clock on a Wednesday

Thu, 26 Mar 2026 00:00:00 GMT

Photo credit Dave Nix from Winston-Salem, NC, USA, CC BY-SA 2.0. At 8 a.m. local time, construction team leader Manh Hung heard a great explosion at one of the bridge-heads. Dust swallowed the sky. Workers screamed. A massive block of concrete had fallen onto the people below. The collapse happened so suddenly that the roughly 250 engineers an...

Image: Dave Nix from Winston-Salem, NC, USA | CC BY-SA 2.0

Collapse of Can Tho Bridge: Warnings Ignored

Thu, 26 Mar 2026 00:00:00 GMT

Photo credit Dave Nix from Winston-Salem, NC, USA, CC BY-SA 2.0. The investigation that followed exposed a chain of failures rooted in cost-cutting and disregarded expertise. Japanese consultant Hiroshi Kudo had identified the danger as early as January 12, 2007. His analysis showed that contractors had used an overloading ratio of 1.15 instea...

Image: Dave Nix from Winston-Salem, NC, USA | CC BY-SA 2.0

Collapse of Can Tho Bridge: Accountability and Aftermath

Thu, 26 Mar 2026 00:00:00 GMT

Photo credit Dave Nix from Winston-Salem, NC, USA, CC BY-SA 2.0. The death toll was disputed for months. Different Vietnamese news outlets reported figures ranging from 36 to 59 dead; Reuters quoted a Chinese subcontractor who claimed 60. The Vietnamese government ultimately established that 54 workers died and 80 were seriously injured. Trans...

Image: Dave Nix from Winston-Salem, NC, USA | CC BY-SA 2.0