It is reported by RIA Novosti with reference to emergency services.
“On June 5, in the village of Lyubovnikovo, Kasimovsky district, Ryazan region, four people were injured while servicing the sewer collector of a private residential building, three of them died, one was hospitalized in a medical institution,” the source said.
In June 2021, it was reported that two workers died while cleaning a sewer in the Krasnoyarsk Territory.