Structural Collapse facts

While investigating facts about Structural Collapse Training and Structural Collapse Awareness, I found out little known, but curios details like:

Military units break step when marching over bridges to avoid causing a resonate wave that could collapse the structure.

how to prevent structural collapse?

The Great Pyramid of Giza was the tallest structure in the world until the year 1300. The building that replaced it collapsed, so from 1549 to 1884 the tallest structure in the world was not the tallest ever.

What is structural collapse?

In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across answering what are the main structural collapse factors that must be considered. Here are 25 of the best facts about Structural Collapse Technician and Structural Collapse Debris Flow-avalanches I managed to collect.

in what fire stage is structural collapse very likely?

1. The Hyatt Regency Hotel in KC, MO had multiple crosswalks that collapsed on top of each other. 114 died and another 216 were injured. Up until 9-11 it was the largest structural collapse in the USA.

2. In 1978 an undergrad student notified the chief structural engineer of Citicorp Center in Manhattan that the building would collapse in strong winds. Realizing the student was correct, the chief contacted NYPD and had a 10-block emergency plan drawn up while they quickly fixed the building.

3. In 1991 the tallest structure in the world at the time (a radio tower in Poland) collapsed due to poor maintenance. No structure exceeded the height of the collapsed Warsaw Radio Tower until the Bujr Khalifa was completed in Dubai nearly two decades later.

4. The first buildings to surpass the pyramids in height were european cathedrals almost 4000 years later, but their towers eventually collapsed, making the pyramids again the highest structures ever built until 1874 AD.

5. In 1991, the world's tallest man made structure collapsed, yet very few have ever heard about it. It remained the tallest structure man had ever made until 2010 when the Burj Khalifa surpassed it.

6. Chernobyl's power plant is still emitting radiation. If the containment structure collapses, which is possible, more radioactive emissions will leak out.

7. Yellow-headed jawfish is diligent creature. It constantly works on its burrow, removes excess sand and adds new material to prevent collapse of the created structure in the water. Yellow-headed jawfish scoops and eliminates accumulated sand with its wide mouth.

8. One of the proposed origins for the song "London Bridge Is Falling Down" involves walling children into the bridge's foundation and leaving them to suffocate so that their souls would watch over the structure and prevent collapse.

9. Axis resistance in the city lasted until March. German, Italian, Romanian, Croatian, and Hungarian soldiers hide out in houses and collapsed structures as long as they could with whatever weapons they could find. Most Axis soldiers found in the city after the Axis armies retreated were killed by the Red Army soldiers.

Why don't planes get struck by lightning?

You can easily fact check why do i get struck by lightning in breath of the wild by examining the linked well-known sources.

The Warsaw Radio Mast was the world's tallest structure from 1974 until its collapse on 8 August 1991, and the signals from its 2 megawatt transmitters could be received across essentially the entire globe

On April 24, 2013 a building in Bangladesh collapsed killing 1,129 people and injuring ~2,500. It is considered the deadliest accidental structure failure in history. - source

About the 1981 Kansas City MO. Hyatt Regency hotel walkway collapse. At the time, it was the deadliest structural collapse in U.S. history, not surpassed until the collapse of the south tower of the World Trade Center in 2001. - source

The tallest structure ever, the Burj Khalifa (829.8 m/2,722 ft), only became so in 2010 after breaking a record held by the Warsaw Radio Mast (646.38 m/2,120.7 ft) since 1974. Unfortunately in 1991, the Warsaw Radio Mast collapsed.

If you hold a slinky so that it is uncoiled and drop it, it won't start to fall until the structure collapses. - source

What happens when you get struck by lightning?

The Hyatt Regency walkway collapse which occurred in 1981 in Kansas City. The incident killed 114 people and was, until September 11, the deadliest structural collapse in US history.

Texas Tower 4 was a 1950s early warning nuclear defense tower in the Atlantic. It lost a structural support when being towed into position and was battered by storms until collapsing killing 28.

The builders of the collapsed Weiguan Jinlong apartment building in Taiwan replaced structural concrete with cooking oil cans

The last volcanic supereruption caused a 140km2 structural collapse forming Lake Taupo in New Zealand. The eruption (the largest in the last 70,000 years) covered most of New Zealand's North island in up to 200m of tephra/ash.

In 1981, two walkways at the Hyatt Regency in Kansas City collapsed and resulted in 114 casualties. This was the largest structural collapse in U.S history before 9/11.

South Korea's Olympic Bridge was to be built for the '88 Seoul Olympics but wasn't finished until 1990 as the bridge being built collapsed. 11 years later a ROK Chinook helicopter attempting to place a structure on the bridge crashed, killing all 3 on board