An expert panel has concluded that a sinkhole that swallowed a truck in Yashio, Saitama Prefecture, in January was created due to corrosion of a sewer pipe by hydrogen sulfide.
https://www.japantimes.co.jp/news/2025/09/05/japan/saitama-sinkhole-cause/?utm_medium=Social&utm_source=mastodon #japan #sinkholes #saitama #yashio #sewage #motohiroono
Saitama sinkhole attributed to hydrogen sulfide corrosion
Hydrogen sulfide was detected in corroded concrete fragments recovered from the accident site.
A body found inside the cab of a truck that fell into a sinkhole in Saitama Prefecture in January has been identified as the truck's 74-year-old driver, prefectural police said.
https://www.japantimes.co.jp/news/2025/05/14/japan/sinkhole-driver-identified/?utm_medium=Social&utm_source=mastodon #japan #saitama #yashio #sinkholes
Body in Saitama sinkhole identified as that of truck driver
The body was found on May 2 after the truck fell into the sinkhole created at the center of an intersection in the city of Yashio on Jan. 28.
Truck driver's body recovered from huge Japan sinkhole after three months
A road in the city of Yashio, Saitama Prefecture, caved in during morning rush hour in late January while the 74-year-old man was driving his truck on it.
Over 20% of Japan's water pipes are past their service life
The proportion of pipes in operation for over 40 years is expected to reach around 70% by fiscal 2042.
There is no timeline in place for when restoration work can begin for the sinkhole that opened up in Saitama a month ago, as efforts to find a driver who fell into the hole are expected to take about three months.
https://www.japantimes.co.jp/news/2025/02/28/japan/sinkhole-one-month/?utm_medium=Social&utm_source=mastodon #japan #saitama #sinkholes #yashio
A month on, still no timeline for Saitama sinkhole restoration work
With efforts to find a driver who fell in expected to take about three months, there is no concrete timeline in place on when such work can begin.
道路の陥没や異変を発見⇨LINEで通報できる。国交省がXで呼びかけ
道路の陥没が相次ぐ中、国土交通省が「道路の異状を発見した際の緊急連絡先」について呼びかけています。
The metal mass found inside an underground sewer pipe near the site of a sinkhole in Saitama Prefecture has been identified as the cab of a truck that fell in, with a human-like figure visible inside.
https://www.japantimes.co.jp/news/2025/02/12/japan/saitama-sinkhole-truck/?utm_medium=Social&utm_source=mastodon #japan #saitama #sinkholes #yashio
Truck cab confirmed in sewer pipe at Saitama sinkhole site
The company that owns the truck that fell in identified through drone footage that the metal object was a part of the vehicle.
Saitama sewer rupture expected to take years to repair
Repairs lasting at least two to three years would be necessary if the entire sewer needs to be replaced.
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