Two videos have emerged that appear to show lateral spreads occurring during, or immediately after, the 2018 Sulawesi earthquake. These are remarkable, and truly terrifying, recordings.
The first is somewhat shaky, but remarkable for showing large structures in motion, including a transmission tower:
I edited this video by rotating part of the shot to help identify key characteristics of apparent landslide
lateral spread???
orig tweet: https://t.co/1XK5yyhGPU pic.twitter.com/QRvmocYoKz
— patton_cascadia (@patton_cascadia) September 29, 2018
It seems reasonably likely that this is a lateral spread type landslide, perhaps associated with a quick clay or dynamic liquefaction process.
The second video is perhaps more clear in terms of process, and is equally dramatic. The absolute terror of those involved is obvious:
This second video captures the aftermath of the earthquake well, and in particular the stunned disbelief of those involved in the 2018 Sulawesi earthquake.
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Landslide Blog – Lateral spreads from the 2018 Sulawesi earthquake
It is so beautiful to see snow on the mountains in South Dakota. But it might indicate we might have earlier and colder winter.
09-28-18 Keystone, SD – Black Hills Heavy Scenic Snow near Mt Rushmore
https://www.youtube.com/watch?v=rji98CgMs68&list=UU1nJElGcVcTpeZJVyxEbzJw&index=9