Venezuela's Towers Collapsed in One Second — China's Cities Are Built on the Same Mistake
October 25, 2026 · 18 min
On June 24, 2026, a security camera outside a bowling alley in Caraballeda, on Venezuela’s Caribbean coast, recorded eight apartment towers leaving the frame at the same instant. By the end of the night sixteen towers in that neighborhood had collapsed and twenty-seven more were beyond repair. The official death toll stands above 6,500.
Online, the verdict came within hours: China built those towers. This video shows that claim is false, then argues that the real finding matters far more for China. The towers died from a specific list of reinforced concrete shortcuts, and Chinese engineers wrote the same list after the 2008 Wenchuan earthquake.
Who actually built what
The Caraballeda towers were built under Venezuela’s national housing program by a domestic special-projects office, OPPPE. Nearby low-rise blocks, where 160 of 192 buildings collapsed or were condemned, came from a Turkish firm using a prefabricated steel system. Chinese contractors did build large towers in Caracas under the same program. Post-quake inspections found no structural damage to their beams or columns, and survivors were moved into unoccupied Chinese-built flats.
Same ground, ten times the damage
Caraballeda sits on soft flood debris above the San Sebastián fault. The rupture delivered a near-fault pulse that moved the ground sideways at about 2 meters per second, among the most violent motions ever recorded. One Stanford engineer said a building to Japanese standards would have struggled. Yet satellite mapping showed more than half the housing-program buildings collapsed, against roughly one in ten comparable private buildings on the same coast. That gap is construction, not geology.
Mechanism one: the 90-degree hook
- Horizontal ties around a column’s vertical bars must close with a 135-degree hook anchored in the concrete core. Venezuela’s code has required this since the 1980s.
- Ties pulled from the rubble were bent at 90 degrees, so they sat in the outer cover, sprang open when it spalled, and let the core burst and the bars buckle.
- Ties were also too few and too widely spaced at column ends, exactly where the code demands the most.
- Chinese code requires the same hook and spacing. Wenchuan surveys in Dujiangyan, Hanwang and Yingxiu found column-end failures at joints on the lowest floors, and lab tests confirmed poorly confined columns failed early in shear.
Mechanism two: strong beam, weak column
Codes require columns to be stronger than beams so beams yield first. In practice the floor slab, poured with the beam, and the brick infill walls make the beam far stiffer than calculated. The force goes into the columns instead, and the slabs stack like plates. Caraballeda photos show fourteen floors of slab with centimeters between them. The towers also lacked concrete core walls around elevators and stairs. Most Chinese towers above about fifteen floors use shear walls, a better system, but a shear wall built with sea sand, watered concrete or foam-filled voids is a spine on paper only.
Mechanisms three and four: soft stories and speed
Venezuela’s four-story blocks failed as soft stories, with open ground floors snapping under stiff upper boxes. Chinese residential blocks commonly stand on open shopfronts and parking, and Wenchuan also recorded short-column failures caused by partial infill walls. Speed tied it together: towers rushed to televised deadlines, unpublished soil reports and blueprints, cracks reported for years, and seismic instruments left dark. The Chinese parallels are familiar from this channel: a floor every three to four days, formwork stripped at 48 hours, and test cubes cast apart from the pour.
The exam China has not yet sat
About 58 percent of China’s land sits in zones of seismic intensity seven or higher, home to around 440 million urban residents and 27 provincial capitals. Tangshan in 1976 flattened 85 percent of a low-rise city and killed 242,000 officially. Wenchuan killed nearly 70,000 but spared Chengdu, 80 kilometers away. The thirty-story towers built between 2000 and 2020 have never been under a rupturing fault.
Key takeaways
- Chinese contractors did not build the towers that fell in Caraballeda, and their Caracas towers stood.
- The failures came from 90-degree hooks, sparse ties, strong-beam-weak-column behavior, missing core walls and soft stories.
- Chinese reports after Wenchuan documented exactly the same defects in Chinese frames.
- Lifespan is the wrong unit for concrete in a seismic zone. What matters is one second of shaking.
- Codes on both sides are sound. The gap is between the drawing and the column that was poured.
More from the channel: @ChinaUnderStress