You have to have a driveway permit before you are issued a building permit. You also have to have a permit when changing an existing culvert. There is no charge for the permit. Call the Highway Department at (812) 358-2226 and give the address and your district man will size the pipe that needs to go in.
Anyone (a contractor or an individual) cutting across a county road must obtain a road cut permit. There is a charge of $50 and there are specific instructions on how the road is to be restored.
Ditching off of a county right of way is not allowed unless special circumstances are called for. If circumstances warrant, then the county will get written permission from land owner.