Lyon County Public Works -- Permits Please print and return permit application with any associated fees. Highway Department     County Road Ditch Tile Outlet Permit     New or Modified Driveway or Entrance Permit     County Resolution: Regarding Farm and Field Entrances     Field Entrance and Driveway Details     Utility Permit on County Highway Right of Way     Transportation Permit Planning and Zoning Department     Utility Permit on County/Joint Ditch Right of Way