[Norway:] Work is proceeding well on new drinking water mains in Oslo
https://www.youtube.com/watch?v=-kn...construction work on what is Norway’s biggest water supply..., and she triggered the first blast for the building of the tunne...e in our city. We cannot risk Norway’s capital city being le...Mayor, before triggering the blast. The Agency for Water and S...China Tunnel Technology Paper: Characteristic Study on Gas Blast Loadings in an Urban Utility Tunnel
Qiushi Yan; Yanan Zhang; and Qingwen Sun "If the gas pipe leaks and causes an explosion, this will not onl...is therefore necessary to study the safety of urban utility tunnels under gas blast...Uttarakhand tunnel collapse: Rescuers to drill new tunnels for trapped India workers
Officials say they plan to drill two parallel tunnels which could provide an "escape route" to the workers. https://www.bbc.com/news/world-asia-india-67471018
cover tunnel photo by: Matt Brown from London, England / CC BY
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