1. The Architecture of Ancient Rome
... a permanent bridge. First, they made a boat bridge which consisted of boats lain side by side. From the boat bridge, work began on the permanent bridge. It was to be made of wood and supported on stone towers called piers which were to stand in the river. A Cofferdam was a double skinned box made of planks with the space between the inner and outer planks being filled with clay. This box was floated ... , then a rectangular pipe was built to cover the water pipes. When the aqueduct hit a hill underground pipes were built, the profile maps measured the depths of the new pipes to be placed...
- Word Count: 1593
- Approx Pages: 6
- Has Bibliography
- Grade Level: High School