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Oliver Schick-
Incredible twice!
Check out the 30ft 'Concreteberg' found in NI sewer
Check out the 30ft 'Concreteberg' found in NI sewer
http://www.belfastlive.co.uk/news/belfast-news/concreteberg-measuring-30ft-found-northern-16154882#ICID=ios_BelfastLiveNewsApp_AppShare_Click_MessageShare
TGR
https://www.theguardian.com/uk-news/2019/apr/18/concreteberg-weighing-105-tonnes-blocks-london-sewer-concrete-drain
Roughly 50 cubic metres of conrete?
Over zealous concrete pump operator caused a breakthrough into the sewer?