Because of the complex and sturdy construction, which required stone quarrying and transportation, not to mention the salary of legion building it
Roads were built in Roman colonies so they can ride chariots on them.
so they can travel
so they can travel
The roads in the roman ere were sloped so slaves could use rolers and bring things.
so that Romans could travel
The Roman soldiers built the stone-paved road, which had a military purpose, other roads which had a military utility, fortifications and garrisons when they were not campaigning. Since they were professional soldiers, when they were not campaigning their spent their time drilling and training and in construction work needed by the military.
So it was quicker to get were you were going.The Romans wanted to make sure there roads were straight so their soldiers could get places faster.
The Roman roads fell into disuse centuries ago. The influence they have had is in the fact that many of them followed important trade routed across Europe, the Middle East and North Africa. Many modern roads follow paths which are similar to that of Roman roads.
The Roman military owned the roads in a manner of speaking. The military built them and had the right of way on them. The roads enabled the troops to move rapidly to their destination in a straight line whenever possible.
Yes, the Roman roads were built primarily to serve the military. This as a result allowed facilitating trade and military movements easier.
So they could get from place to place
they were smart by building their roads with several layers of construction with proper drainage at the sides.