Overview
TRB Transportation Research Circular E-C166: Glossary for Regional Transportation Systems Management and Operations Terms: Second Edition is to avoid the frequently occurring misconceptions that arise through the use of different terms for the same meaning. E-C166 is an update of a previous edition published in April 2009 as Transportation Research Circular E-C133: Glossary of Regional Transportation Systems Management andOperations Terms.Source Organization Location
Washington
DC
Role in Organization
Transportation Planner
Public
Senior Engineer
Researcher/Academic
Principal Engineer
Manager / First Line Supervisor
Director / Program Manager
Maintenance Staff
Technician
CEO / GM / Commissioner
Engineer
Operator
Senior Manager
Public Safety Officer
Transit Professional
Associate Engineer
Media / PIO
Publishing Organization
TRB