France: Grand Paris Express: More than half of the tunnelling for Line 17 is done
https://www.youtube.com/watch?v=3I80rRK8Fd8 T...boring machine Florence (one of the 4 TBM tunnelling Line 17) has completed its second tunnelling for the Line 17 of Grand Pari...2,7 km long. With this, more than 15 km of tunnelling done for Line 17 marking the...Academic Paper: The response of rock tunnel when subjected to blast loading: Finite element analysis
The response of rock tunnel when subjected to blast loading: Finite element analysis Mohammad Zaid Department of Civil Engineering, Aligarh Muslim University, Aligarh, 2020...Reply on topic: Tunnels whose "safety is certified" by TÜV SÜD which certified the Brazil mining dam
This damages German workmanship. First the 'German cheat' (Volkswagen's diesel scandal) and then this TUV SUD dam blast in Brazil.Reply on topic: India's strategic Sela tunnel near China border: All you need to know
https://m.economictimes.com/news/defence/defence-minister-conducts-final-breakthrough-blast-of-sela-tunnel-in-arunachal/articleshow/87016490.cms
cover tunnel photo by: Matt Brown from London, England / CC BY
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