@orvionlab: Why Doesn’t This Tunnel Fall Apart?#tunnel #construction #arch #engineering #foryou

Orvion
Orvion
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Sunday 30 August 2026 09:58:14 GMT
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johnpaton
johnpaton :
one problem , What stops the water flowing into the tunnel
2026-08-30 12:45:45
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jennings.jenn.ing
Jennings Jenn Ings :
this is a time aged technology used by the Greek and Roman Empires
2026-08-30 17:36:34
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random_roadkill11
🤬🖕🏻pfrlt :
Concrete Lego
2026-08-30 13:06:46
0
user_bittercomments
n..n :
technic is for 2000 years . concrete material last 50 years !
2026-08-30 17:34:47
0
far04332
far :
That is so old the Romanians used that technology
2026-08-30 14:04:33
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erazer05
Era Zer :
👍👍👍
2026-08-30 19:58:25
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