I came across this interesting infographic on how durable concrete is. The Hagia Sophia in Istanbul was built in 537 AD and still stands today !
Click to enlarge
Source: World Cement Association
On The Amazing Durability of Concrete
I came across this interesting infographic on how durable concrete is. The Hagia Sophia in Istanbul was built in 537 AD and still stands today !
Click to enlarge
Source: World Cement Association
