A cross vault is actually two barrel vaults intersecting at 90 degrees. The big advantage that the Romans saw in this was it's structural integrity. Their buildings were much stronger and durable using these types of arches.
The round arch and barrel valult are similar in shape. The barrel vault is an extension of the round arches which form the vault or roof of a structure.
A barrel vault is a structure that spans an open area. It is a ceiling that is like half of a cylinder. Take a soup can and cut it in half from the top to bottom, and then look inside. The shape is that of a barrel vault.
A vault formed by the intersection at right angles of two barrel vaults.cross vault
That would be a barrel vault.
That would be a barrel vault.
A barrel vault can span the length of a tunnel.
Hometime - 1986 Barrel Vault Basement was released on: USA: 14 November 2009
What advantages did the Romans find in using a cross vault instead of a barrel vault?
A barrel vault is a simple roof with a curved, semi-circular cross section, used to span large distances, such as found in railway stations and churches.
Cross vault
barrel vault