Environmental process | Environmental review | Purpose and Need Statement
Other Purpose and Need Statement guidance
- FHWA Guidance on Purpose and Need memorandum dated July 23, 2003
- FHWA Purpose and Need memorandum dated September 18, 1990
- FHWA guidance on project purpose and need
- FHWA guidance on developing and evaluating project alternatives
- AASHTO’s Practitioner's Handbook 07 covering purpose and need statement and range of project alternatives