The potential impact of exempt vehicles on HOV lanes provides information on defining high-occupancy vehicle (HOV) lane capacity, options for using available HOV lane capacity, and analyzing HOV exemption policies. The use of HOV lanes by environmentally friendly vehicles, and law enforcement, emergency services, and public transportation vehicles is described, along with issues that may need to be considered when allowing these vehicles to access HOV lanes. This course material is based on Federal Highway Administration report number FHWA-OP-05-058: Potential Impact of Exempt Vehicles on HOV Lanes.

At the conclusion of this course, the learner will have a better understanding about the Potential Impact of Exempt Vehicles on HOV Lanes as well as the following:

• Understanding about the role of policies and procedures for monitoring HOV lanes
• Understanding applicability of various exemption procedures for different vehicles
• Knowledge of various specifications requirements and monitoring standards of traffic on HOV lanes