3 ms·
Well, Wikipedia lists an example built in 1958. https://en.wikipedia.org/wiki/Fan_vault https://en.wikipedia.org/wiki/Fan_vault
by rawling 4y ago
Well, Wikipedia lists an example built in 1958.
https://en.wikipedia.org/wiki/Fan_vault https://en.wikipedia.org/wiki/Fan_vault
- mitthrowaway2 4y agoThat's a retirement-age ago. Wikipedia also says that particular vault is made of concrete and steel, while being faced with stone.