1. The Architecture of Ancient Rome
It was to be made of wood and supported on stone towers called piers which were to stand in the river. ... The mortar used between the stones contained pozzolana, a volcanic ash. ... For major or busy bridges sometimes stone went in place of wood. ... The voussoir is bricks that form the arch and the keystone is the stone that is put in the middle of the arch. ... The tradition roof is like the ones today, but during the Roman Empire it was made of stones and concrete. ...
- Word Count: 1593
- Approx Pages: 6
- Grade Level: High School