Interchange engineer provide guidance regarding:
- Layouts and designs.
- Design modifications.
- Design standards.
- Layout sheets.
- Federal Highway Administration modification review process.
Interchange Access Justification Report (IAJR)
For additional information on FHWA IAJR process see the FHWA Policy on Interchanges and contact the interchange engineer.
See ODOT Highway Design Manual part 602.6.
Training
Roadway Engineering has developed an Interchange Design class. Technical support is available by contacting the interchange engineer.