JKSB Ronda is the highway patrol unit to patrol along the Sultan Abdul Halim Muadzam Shah Bridge and land expressways and also to provide assistance to commuters on the bridge. The current highway patrol vehicles are the Japanese made Toyota Hilux and the Mitsubishi i-MiEV, the four-seater electric vehicle, with similar dimensions of a Perodua Viva, is able to travel 150 km after an eight-hour full charge. Seven charging stations were also set up at the toll plaza on the mainland, two of them being rapid chargers which are able to give an 80 percent charge in 30 minutes.
