Comment on How the pantheon has lasted 2000 years without steel in its concreteparentComments−kiujhgbnj15yThe clever part is that the dome is incredibly light. It thins toward the top, where it is taking less load, and uses empty jars in the concrete to lighten parts. The relatively thick heavy walls are enough to hold it.
Comments
The clever part is that the dome is incredibly light. It thins toward the top, where it is taking less load, and uses empty jars in the concrete to lighten parts. The relatively thick heavy walls are enough to hold it.