"This report describes and defines what alternate route traffic routes are and how traffic and highway agencies can implement them. The need for, planning, and execution of alternate routes with stakeholder agencies is addressed. Highway and traffic agencies, public safety agencies, and State, county and local municipalities are the target audience."
Federal Highway Administration (FHWA). Posted here from Lessons Learned Information Sharing database (LLIS). Documents are for personal use only and copyright laws apply.
Lessons Learned Information Sharing (LLIS)