the real-time levels of traffic. Carpools with two or more occupants are not charged. All tolls are collected using an open road tolling system, and therefore there are no toll booths to receive cash. Each vehicle using the HOT lanes is required to carry a FasTrak Flex transponder, with its switch set to indicate the number of the vehicle's occupants (1, 2, or 3 or more). Solo drivers may also use the FasTrak standard tag without the switch. Drivers without any FasTrak tag will be assessed a toll violation regardless of whether they qualified for free. The difference between the Harbor Transitway and the El Monte Busway is that the latter charges two-person carpools the posted toll during peak hours. Bus services The Metro J Line bus rapid transit line runs on the Harbor Transitway from Harbor Gateway Transit Center to Downtown Los Angeles and continues to El Monte Bus Station. The line operates daily with frequent service. In addition to Metro J Line, other Metro bus and municipal bus routes also operate on the Harbor Transitway. They include Los Angeles Metro Bus express lines and , the Dodger Stadium Express, the city of Gardena's GTrans line 1X, LADOT Commuter Express routes , and , along with Torrance Transit route 4X. Metro line 550 operates only during weekdays peak hours. Torrance Transit line 4, and Gardena Transit line 1X operate only during weekday peak hours. Metro Express line 460 operates daily along with the Metro Silver Line. Busway bus lines originate from Downtown Los Angeles and El Monte, with final destinations in Disneyland, and Disney California Adventure Park located in Anaheim, Knott's Berry Farm, Artesia, Fullerton, Gardena, Hawthorne, Huntington Beach, San Pedro and Torrance. FlyAway buses use the transitway to travel between the Los Angeles International Airport and Union Station but do not serve any of the stations. Stations The Harbor Transitway has eight stations. From north to south, they are: Incidents On February 22, 2012, a drunk driver on the Harbor Freeway mistakenly entered the bus-only platform area of the Harbor Freeway station. The driver, 51-year-old Stephen Lubin of Sun Valley, was traveling , over the freeway's posted speed limit, in his 2009 Honda Fit as he entered the station and encountered a bus stopped at the platform. Lubin swerved to avoid hitting the bus and drove onto the platform where he hit seven people, critically injuring six, before