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Why don't railroads need expansion joints? (www.youtube.com)
submitted 4 days ago* (last edited 4 days ago) by HiddenLayer555@lemmy.ml to c/videos@lemmy.world
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Practical Engineering's video on this is also really good: https://www.youtube.com/watch?v=zqmOSMAtadc

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[-] pyre@lemmy.world 1 points 3 days ago

it's a good hook because I always thought they were supposed to have gaps

this post was submitted on 01 Jan 2025
102 points (94.0% liked)

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