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a restricted traffic lane reserved for the exclusive use of vehicles with a driver and one or more passengers, including carpools, vanpools, and transit buses (also known as an HOV lane, carpool lane, diamond lane, 2+ lane, and transit lane or T2 or T3 lanes  wikipedia.org) | |||
| high-occupancy vehicle: 1 phrase in 1 subject |
| Transport | 1 |