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Dive deep into the world of science and engineering with engaging discussions and thought provoking debates. The team share insights from careers in science and engineering, combining expert knowledge and scientific thinking with a touch of humour to make even the most complex topics accessible and entertaining for both enthusiasts and casual listeners. Sometimes we’re funny, often we’re opinionated, always we’re entertaining. Support us: https://ko-fi.com/techspeak_podcast X/Twitter: @TechnicallySp11 Instagram: technicallyspeaking.podcast Reddit: techspeak_podcast Email: techspeak.podcast@gmail.com
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Thursday Mar 13, 2025
How do you build a tunnel underwater?
Thursday Mar 13, 2025
Thursday Mar 13, 2025
And what does it take to win an award for it? Ellie, Rwayda and Laura discuss the Dalian Bay Undersea Tunnel in China which won Global Project of the Year 2024 for its novel construction methods and use of first-of-a-kind technologies, including floating giant concrete tubes into the bay to submerge and then connect them, an on-site laboratory so that experiments can inform the construction, and use of sensors in the specially developed cement which is designed to last an impressive 100 years in the fridgid water of the bay.
References:
- Read about why it was awared Global Project of the Year in Engineering News-Record
- News coverage on chinadaily.com
- More news coverage at ctgn.com
- A journal article about testing the special design of cement which used the manufactured sand
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